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Agriculture & Soil Testing Aquarium & Pond Water Testing Food & Drink Testing Hydroponics Meters for Laboratories Meters for Schools & Colleges Swimming Pools Spa's & Hot Tub Testing Waste Water Testing Agriculture Info Pages Soil testing - why, when and how SAR (Sodium Absorption Ratio) All about Composting Crop Humidity & Temp Monitoring Aquarium Info Pages What should I be testing for? How and when should I test? Aquarium Water Cycle explained Optimum Aquarium water quality levels Food and Drink Info Pages Temperature Food Hygiene Regulations Food temperature measurement tips Food probe choice and selection Salt and pH testing of food The importance of Calibration Hydroponics Info Pages Hydroponics and the benefits Elements needed for Plant Growth Hydroponic Nutrient Levels What & Why is EC important Meters for Labs Info Pages Calibration and Calibration Frequency Care and maintenance of your meter Choosing the right pH electrode Help in choosing a field meter Meters for Schools Info Pages Calibration and Calibration Frequency Field Studies test equipment Student proof meters! Care of your equipment during school holidays Swimming Pools Info Pages What should I be Testing For? How and when should I test? Water Balance explained What is the Langelier Index? Chlorine explained Waste Water Info Pages Help in choosing a field meter Legionella testing & control Chlorine & Turbidity testing Calibrating your meter in the field Getting the best from your Colorimeter Accessories COD Reagents and Accessories Colorimeter Reagents Conductivity Accessories Dissolved Oxygen Meter Accessories Food Thermometer Accessories General Accessories pH Meter Accessories Thermometer Accessories Turbidity Accessories Bargain Corner Bargain Corner Page NS921 Microprocessor Thermistor Thermometer Combination Meters Portable Combination Meters HI-9813-6 Water-Resistant pH/EC/TDS/T Combined Met HI-9813-5 Rugged pH/EC/TDS/C Meter for Grower HI-9813-0 Rugged pH/EC/TDS Meter for Growers HI-9811-5 pH,Conductivity to 6000 uS/cm and C Mete HI-9811-0 pH, Conductivity to 6000uS/cm Meter HI-991301 Waterproof pH/EC/TDS Temperature Meter HI-991300 Waterproof pH/EC/TDS/Temperature Meter HI-9812-5 Instrument for Water Conditioning HI-9812-0 Instrument for Water Conditioning HI-9828/20 Multiparameter Water Quality Meter HI-9828/10 Multiparameter Water Quality Meter HI-9828/4 Multiparameter Water Quality Meter Calibration Solutions Conductivity Calibration Solutions pH Calibration & Cleaning Solutions Total Dissolved Solids Solutions Specialist Application Solutions Chemical Test Kits Single Parameter Chemical Test Kits HI-3812 Total Hardness CTK HI-3810 Dissolved oxygen test kit HI-3897 Olive Oil Acidity test kit HI-3811 Alkalinity Test Kit HI-3820 Acidity test kit HI-38084 Acidity (total exchangeable) test kit HI-3824 Ammonia fresh water test kit HI-3826 Ammonia salt water test kit HI-3850 Ascorbic Acid test kit HI-38074 Boron test kit HI-3830 Bromine test kit HI-3818 Carbon Dioxide test kit HI-3815 Chloride test kit HI-38015 Chloride extended range test kit HI-3831F Free Chlorine test kit HI-3831T Total Chlorine test kit HI-38022 Total Chlorine high range test kit HI-38023 Total Chlorine extra high range test kit HI-3846 Chromium low range test kit HI-3845 Chromium test kit HI-3847 Copper test kit HI-3856 Copper low range test kit HI-38075 Copper low & high range test kit HI-3851 Cyanuric acid test kit HI-3838 Formaldehyde test kit HI-3859 Glycol test kit HI-3844 Hydrogen peroxide test kit HI-3839 Hydroxide test kit HI-3843 Hypochlorite test kit HI-3832 Iodine low range test kit HI-3879 Iodine high range test kit HI-3834 Iron test kit HI-3874 Nitrate test kit HI-3873 Nitrite test kit HI-3833 Phosphate test kit HI-38000 Sulfate low range test kit HI-38001 Sulfate medium and high range test kit HI-3822 Sulfite test kit HI-3854 Zinc test kit HI-38086 Calcium irrigation water test kit Multi-Parameter Chemical Test Kits HI-3819 Acid mining test kit HI3817 Water quality general test kit HI-3888 Total Chlorine and pH pool test kit HI-3887 Free Chlorine and pH pool test kit HI-3825 Swimming pool professional test kit HI-3814 Environmental monitoring test kit HI-3821 Cooling tower and boiler water test kit HI-3827 Professional Boiler test kit HI-3816 Alkalinity, Chloride, Hardness Boiler kit HI-3893 Aquarium saltwater test kit HI-3823 Aquarium professional test kit HI-3813 Alkalinity and acidity combo test kit HI-3896 Soil test kit for the professional HI-3895 Soil test kit Colour Wheel Comparator Sets HI-38049 Ammonia colour wheel comparator kit HI-3875 Free Chlorine medium range comparator kit HI-38018 Free Chlorine dual range comparator kit HI-38016 Total Chlorine medium range comparator HI-38019 Total Chlorine dual range comparator kit HI-38017 Free & Total Chlorine comparator kit HI-38020 Free & Total high range comparator kit HI-3855 Cyanide colour wheel comparator kit HI-3857 Detergents colour wheel comparator kit HI-3849 Hydrazine colour wheel comparator kit HI-38039 Iron low range comparator kit HI-38040 Iron medium range comparator kit HI-38041 Iron high range comparator kit HI-38042 Manganese low range comparator kit HI-38072 Manganese high range comparator kit HI-38050 Nitrate field water and soil comparator HI-38051 Nitrite colour wheel comparator kit HI-38054 Ozone colour wheel comparator test kit HI-3882 3 to 5pH range comparator test kit HI-38058 4 to 10pH range comparator test kit HI-38077 Phosphate medium range comparator kit HI-38061 Phosphate wide range comparator kit HI-38073 Phosphorus comparator test kit HI-38066 Silica low range comparator test kit HI-38067 Silica medium & high range comparator kit HI-38076 Zinc colour wheel comparator test kit Colorimeters Single Parameter Colorimeters HI-93731 Zinc Meter HI-93751 Sulfate Meter HI-93737 Silver Meter HI-93705 Silica Meter HI-93750 Potassium Meter HI-93713 Phosphate Low Range Meter HI-93732N HI-93708 Nitrite High Range Meter HI-93828 Nitrate High Range Meter HI-93728 Nitrate Meter HI-93740 Nickel Low Range Meter HI-93726 Nickel High Range Meter HI-93730 Molybdenum Meter HI-93748 Manganese Low Range HI-93709 Manganese High Range HI-93746 Iron Meter - Low Range HI-93718 Iodine Meter HI-93704 Hydrazine Meter HI-93735 Total Hardness Meter HI-93720 Hardness (Ca) Meter HI-93719 Hardness (MG) Meter HI-93739 Fluoride (HR) Meter HI-93722 Cyanuric Acid Meter HI-93714 Cyanide Meter HI-93702 Copper Meter HI-93727 Color Meter HI-93749 Hexavalent Chromium (LR) Photometer HI-93723 Hexavalent Chromium Meter HI-93738 Chlorine Dioxide Meter HI-93753 Chloride Meter HI-93716 Bromine Meter HI-93733 Ammonia Photometer HI-93700 (Ammonia) LR Photometer C-124 Beer Haze Meter HI-83221 Honey Colour Analyser Single Parameter Colorimeters with Cal Check HI-96711 Free & Total Chlorine Analysis HI-95765 Blood Plasma Analyzer HI-95707C Nitrite Meter HI-95759 Maple Syrup Meter HI-95721C Iron Meter HI-95729C Fluoride Meter HI-95747C Copper Meter HI-95706C Phosphorus Meter HI-95717C Phosphate Meter HI-95769C Anionic Detergent Meter HI-95771C Chlorine Meter HI-95734C Chlorine Meter HI-95724C Chlorine Meter HI-95761 Chlorine Meter HI-95701 Chlorine Meter HI-95762C Drinking water chlorine meter HI-95711C Chlorine colorimeter HI-95715C Ammonia colorimeter Multi Parameter Colorimeters C208 Water Conditioning Measurement Made Simple C210 Multi-parameter Meter for Pulp and Paper Mill C212 Comprehensive Meter for Power Plants C207 Monitor Industrial Wastewater C215 Test Fertilization Nutrients with one Meter C218 Environmental Analysis Photometer C209 Bench Photometer for Education C205 Multi-parameter Photometer for Boilers C203 Multi-parameter Photometer for Aquaculture HI-93745 F & T Chlorine, T Hardness, Iron and pH HI-93744 Total Hardness, Iron and pH Meter HI-93743 pH and Iron Meter HI-93742 Iron and Manganese Meter HI-93741 Total Hardness and Iron Meter HI-93725 pH and Total Hardness Meter HI-93724 Cyanuric Acid and pH HI-93710 Chlorine and pH Meter HI-93752 Calcium and Magnesium Meter C213 Monitor Municipal Wastewater Photometer C206 Multi-parameter Environmental Testing C211 Multipurpose Photometer C226 Multi-parameter Photometer C216 Multi-parameter Photometer C200 36 parameter colorimeter Chemical Oxygen Demand Meters C214 - Complete System for Waste Water Analysis C99 Meter for COD and 36 Additional Parameters Conductivity and TDS Meters Pocket Meters HI-98331 Direct Soil Conductivity and Temp Tester PRIMO Total Dissolved Solids (TDS) meter PRIMO1 TDS meter with 1m cable and remote probe PRIMO2 TDS and temperature meter PRIMO3 TDS & temp. meter c/w 1m cable probe PRIMO4 Conductivity stick meter PRIMO5 Conductivity stick meter HI-98301 Dist1 0 to 1999ppm TDS meter HI-98302 Dist2 0.00 to 10.00ppt (g/L) TDS meter HI-98303 Dist3 0 to 1999uS/cm conductivity meter HI-98304 Dist4 0.00 to 19.99mS/cm conductivity HI-98311 Dist5 Conductivity & TDS meter HI-98312 Dist6 Conductivity & TDS meter HI-98309 0.000 to 1.999uS/cm ultra pure H2O tester HI-98308 0.0 to 99.9uS/cm pure water tester Hand Held Meters HI-933301 Portable Logging Conductivity Meter HI-933300 Portable Logging Conductivity Meter HI-98360 Waterproof EC/TDS/NaCI/C Metter HI-9835 Waterproof EC/TDS/C/NaCI Meter HI-99301 Waterproof EC/TDS Temperature Meter HI-99300 Waterproof EC/TDS/Temperature Meter HI-9034 Rugged and waterproof TDS meter HI-9033 Rugged waterproof conductivity meter HI-993310 Soil & liquids conductivity meter HI-933000 Compact case 4-range conductivity meter HI-8734 Manual temp. compensation TDS meter HI-8733 Auto. temp compensation conductivity meter HI-8033 Budget conductivity & TDS meter HI-8633 Manual C compensation conductivity meter HI-98321 Conductivity & TDS sample chamber meter HI-98322 Conductivity & TDS sample chamber meter HI-981410 Conductivity stick meter with 25cm probe HI-981409 TDS stick meter with 25cm long probe Bench Meters HI-2300 EC, TDS, NaCI, Temperature EC215R Multi-range Conductivity Meter for Labs HI255 Conductivity/TDS/NaCl & pH bench meter EC215 auto temp. compensation conductivity meter EC214 manual temp. compensation conductivity meter Wall Mounted Meters & Controllers pH Indicators HI-981401N Hang on wall pH meter c/w electrode HI-991401 pH & C wall meter c/w pH electrode HI-981402 pH meter with selectable visual alarm HI-981400 pH meter with alarm for food testing EC - Conductivity Indicators HI-983302N Conductivity Indicator 0.00 to 9.99mS HI-983303 Conductivity Indicator 0 to 1990uS/cm HI-983307 Conductivity Indicator 0.00 to 9.99mS/cm HI-983304 Conductivity Indicator 0.00 19.99uS/cm TDS - Total Dissolved Solids Indicators HI-983301N TDS Indicator 0 to 1990ppm UK version HI-983301N/5 TDS Indicator 0 to 1990ppm HI-983306 TDS Indicator 0 to 1990ppm HI-983308 TDS Indicator 0.00 to 9.99ppt ORP & Temperature Indicators HI-982401 ORP (Redox) Indicator HI-146 Wall mounted food thermometer HI-146-99 Waterproof wall mounted food thermometer Chlorine on-line monitors and controllers PCA330 Analyzer PCA320 Analyzer PCA310 Analyzer Multi-parameter Indicators HI-993301 EC/TDS digital monitors HI-993302 EC/TDS digital monitors HI-981404N pH and TDS continuous indicator HI-981405N pH & conductivity continuous indicator HI-991404 pH, conductivity, TDS and temp. meter HI-991405 pH, conductivity, TDS and temp. meter HI-981406 pH & ORP indicator for swimming pools Food Thermometers Pocket Food Thermometers HI-98501 Checktemp pocket thermometer HI-98509 Checktemp1 HI-151 Folding pocket thermometer HI-145 T-shaped thermometer HI-145 Fish fryer/hot oil thermometer HI-147 Magnetic thermometer, remote sensor Hand Held Food Thermometers HI-99551-10 Infrared Thermometer HI-146 Wall mounted food thermometer HI-9241P Waterproof food thermometer HI-93503P Waterproof food thermometer with Probe HI-95502 Waterproof Lumberg thermometer HI-935007 Waterproof K-type thermometer HI-99556 Infrared food thermometer Dataloggers HI-141AH 1 channel datalogger without LCD HI-141BH 1 channel datalogger without LCD HI-141CH 1 channel datalogger without LCD HI-141DH 1 channel datalogger with LCD HI-141EH 2 channel datalogger without LCD HI-141FH 2 channel datalogger with LCD HI-141GH 2 channel datalogger without LCD HI-141JH 2 channel datalogger with LCD Special Application Food Meters HI-981400 pH meter with alarm for food testing HI-931100 Salt Meter HI-99163 Meat pH Meter HI-83221 Honey Colour Analyser C-124 Beer Haze Meter Dissolved Oxygen Meters Portable Dissolved Oxygen Meters HI-9146-04 Portable DO Meter for Field Application HI-93732N Colorimetric dissolved oxygen meter HI-8043 Entry level dissolved oxygen meter HI-9142 Rugged waterproof D.O. meter HI-9145 Waterproof D.O. meter with dual level LCD HI-9143 High specification waterproof D.O. meter Datalogging & Printing Meters HI-9141 Portable printing dissolved oxygen meter HI-91410 Printing and datalogging D.O. meter Humidity Meters Portable Humidity Meters HI-98601 Hygrocheck pocket relative humidity meter HI-8064 Entry level portable humidity & C meter HI-93640 Compact portable humidity & C meter HI-8564 Thermo-hygrometer with remote sensor HI-9064 Waterproof hygrometer with remote sensor HI-9065 Waterproof thermo-hygrometer remote sensor Datalogging & Printing Humidity Meters HI-9161 Portable printing thermo-hygrometer HI-91610 Printing and logging thermo-hygrometer pH & ORP Electrodes pH Electrodes for use in the Laboratory pH Electrodes for Food Testing ORP Electrodes for use in the Laboratory ORP - Redox Meters HI-98121 Combination pH and ORP Tester HI-98120 New Tester for ORP Measurements HI-98201 Tester for ORP Measurements pH Meters Pocket pH Meters HI-99104 pH Tester for Education HI96106 Champ pH tester HI-98103 Checker HI-98105 Checker with BNC electrode HI-98101 pHel pH meter with epoxy body electrode HI-98102 pHel1 pH meter with glass body electrode HI-98109 Skin pH meter HI-98110 Skin pH meter with remote pH electrode HI-98107 pHep pH meter HI-98108 pHep with auto temperature compensation HI-98127 0.1pH resolution waterproof pH meter HI-98128 0.01pH resolution waterproof pH meter HI-98111 Piccolo 90mm stick pocket pH meter HI-98112 Piccolo2 160mm stick pocket pH meter HI-98113 Piccolo+ 160mm stick pocket pH/C meter HI-98130 pH/conductivity/TDS/C waterproof meter HI-98129 pH/conductivity/TDS/C waterproof meter Portable pH Meters HI-83140 Clean and Cal and Fail Safe Technology HI-8010 Portable pH Meters for Education HI-83141 Portable pH/mV/Temperature Meter HI-8424NEW Waterproof pH Meter HI-9026 Field pH Meter HI-99181 Skin pH Meter HI-99171 Leather and Paper pH Meter HI-98160 Waterproof pH Meter HI-98204 Water-test pH, conductivity, ORP meter HI-981408 Stick pH meter with 25cm long electrode HI-8014 pH meter for education HI-8314N Portable pH/mV/Temperature Meter HI-8915 pH meter with analogue recorder output HI-991003 Waterproof pH meter with sensor check HI-991002 Compact & waterproof pH & ORP meter HI-991001 Compact & waterproof pH meter HI-9210N Extra rugged waterproof pH/C meter HI-9024C Rugged waterproof pH/C large LCD meter HI-9025C Rugged waterproof pH/mV/C large LCD meter HI-98140 Intelligent electrode pH/C meter HI-98150 Intelligent electrode pH/ORP/C meter HI-98230 Printing & logging portable pH/C meter HI-98240 Printing & logging portable pH/mV/C meter HI-9214 pH & temperature stick meter Bench pH Meters PH21 pH Measurement Has never Been so Easy PH20 pH Measurement has never been so Easy HI-222 Professional pH Meter for Wine Analysis HI-223 pH Meter with Calibration Check HI-221 pH Meter with Calibration Check HI-111 Bench pH Meter with Custom Buffers HI-110 Bench pH Meter with Custom Buffers HI-113 Bench pH Meter with 0.001 pH Resolution HI-112 Bench pH Meter with 0.001 pH Resolution HI-254 Bench pH Meter with GLP HI-253 Bench pH Meter with GLP HI-251 Bench pH Meter with GLP HI-250 Bench pH Meter with GLP HI-255 Combined pH/mV EC/TDS/NaCI Meter for Labs HI-123 pH and Selective Ions with Built-in Printer HI-122 pH and Selective Ions with Built-in-Printer HI-121 pH Meter with Automatic Data Logging HI-120 pH Meter with Automatic Data Logging HI-4211-01 Graphic Display pH Meter with Cal Check HI-4212-01 Graphic Display pH meter with cal check HI-9815 pH turtle computer interface PH209 Entry level bench pH meter PH209R Entry level bench pH meter with output PH210 Auto-calibration bench pH meter PH211 Auto-calibration bench pH/mV meter PH211R Auto-calibration pH/mV with output PH213 High resolution bench pH/mV meter PH212 High resolution bench pH meter Wall Mounted pH Meters & Controllers HI-981406 pH & ORP indicator for swimming pools HI-991405 pH, conductivity, TDS and temp. meter HI-991404 pH, conductivity, TDS and temp. meter HI-981405N pH & conductivity continuous indicator HI-981404N pH and TDS continuous indicator HI-981400 pH meter with alarm for food testing HI-981402 pH meter with selectable visual alarm HI-991401 pH & C wall meter c/w pH electrode HI-981401N Hang on wall pH meter w/c electrode Unique Application Portable pH Meters HI-931101 Instrument for Salinity and Sodium HI-981408 Stick pH meter with 25cm long electrode HI-931100 Salt Meter HI-99163 Meat pH Meter HI-99161 Food pH meter HI-99121 Soil test pH meter HI-99131 Plating baths pH meter HI-99141 Boiler and cooling tower pH meter Magnetic Stirers Magnetic Stirrers HI-208 Combined Stirrer and pH meter Thermometers Pocket Thermometers HI-147-00 Magnet thermometer with cable sensor HI-151-00 Folding pocket thermometer HI-98509 Checktemp1 pocket thermometer HI-98501 Checktemp Portable Food Thermometers HI-146 Wall mounted food thermometer HI-9241P Waterproof food thermometer HI-93503P Waterproof food thermometer HI-95502 Waterproof Lumberg thermometer HI-935007 Waterproof K-type thermometer HI-99556 Infrared food thermometer Portable Thermistor & PT100 Thermometers HI-8751 Budget thermistor thermometer C HI-8753 Budget thermistor thermometer C & F HI-93510 Waterproof thermistor thermometer HI-93510N Waterproof thermistor thermometer HI-93512 Waterproof 2 channel thermistor HI-93522 Waterproof 2 channel thermistor C & F HI-9060 Rugged thermistor thermometer C & F HI-9040 Splashproof thermistor thermometer Portable K-type Thermocouple Thermometers HI-935005KIT Legionella & Temperature Control HI-8757 Budget K-type thermometer C HI-9044 Splashproof fixed probe K-type thermometer HI-9063 Rugged K-type thermometer C & F HI-935005 Waterproof K-type thermometer HI-935005N Waterproof K-type thermometer C & F Dataloggers HI-97500 Portable Lux Meter HI-141AH 1 channel datalogger without LCD HI-141BH 1 channel datalogger without LCD HI-141CH 1 channel datalogger with LCD HI-141DH 1 channel datalogger with LCD HI-141EH 2 channel datalogger without LCD HI-141FH 2 channel datalogger without LCD HI-141GH 2 channel datalogger with LCD HI-141JH 2 channel datalogger with LCD Chemical Dosing Pumps BL Chemical Dosing Pumps BL1.5 Chemical Dosing Pump BL3 Chemical Dosing Pump BL5 Chemical Dosing Pump BL7 Chemical Dosing Pump BL10 Chemical Dosing Pump BL15 Chemical Dosing Pump BL20 Chemical Dosing Pump Chemical dosing pump with ORP controller Chemical dosing pump with pH controller Panel Mounted Controllers HI-983329-1 TDS Mini Controller HI-983329-0 TDS Mini Controller HI-983327-1 Conductivity Mini Controller mS/cm HI-983327-0 Conductivity Mini Controller mS/cm HI-983317-1 Conductivity Mini Controller mS/cm HI-983317-0 Conductivity Mini Controller mS/cm HI-983322-1 Conductivity Mini Controller uS/cm HI-983322-0 Conductivity Mini Controller uS/cm HI-983320-1 Conductivity Mini Controller uS/cm HI-983320-0 Conductivity Mini Controller uS/cm HI-983313-1 Conductivity Mini Controller uS/cm HI983313-0 Conductivity Mini Controller uS/cm HI-932700UORP Mini Controller with 4-20mA Recorder HI-932700VORP Mini Controller with 4-20mA Recorder HI-931700DpH Mini Controller with 4-20mA Recorder HI-931700VpH Mini Controller with 4-20 mA Recorder HI-982411-1 ORP Mini Controller HI-982411-0 ORP Mini Controller HI-981411-1 pH Mini Controller HI-981411-0 pH Mini Controller Magnetic Stirrers Complete range of Compact Magnetic Stirrers HI-180 colourful & round plastic body stirrers HI-190MB 12v powered plastic body magnetic stirrer HI-190M mains power plastic body magnetic stirrer HI-300N 2.5 litre stainless steel magnetic stirrer HI-301N 2.5 litre 2-speed stainless steel stirrer HI-310N 5 litre stainless steel magnetic stirrer HI-200M mains power stainless steel stirrer Turbidity Meters Portable meters HI-93703 ISO7027 compliant turbidity meter HI-93703C ISO7027 turbidity meter complete kit HI-93703-11Turbidity meter with memory and RS232 C114 Turbidity & Free and Total Chlorine meter C102 Turbidity & 6 drinking water parameters meter Bench meters LP2000 Dual range turbidity bench meter LP2000-11 Turbidity meter with memory and RS232 Agriculture & Soil Testing Calibration & Cleaning Solutions Compost Thermometer HI-935005 Waterproof K-type thermometer Digital EC meters HI-981405N pH & conductivity continuous indicator HI-993310 Soil & liquids conductivity meter HI-981410 Conductivity stick meter with 25cm probe HI-98303 Dist3 0 to 1999uS/cm conductivity meter HI-98304 Dist4 0.00 to 19.99mS/cm conductivity PRIMO4 Conductivity stick meter PRIMO5 Conductivity stick meter Digital pH Meters HI-98108 pHep with auto temperature compensation HI-98127 0.1pH resolution waterproof pH meter HI-98128 0.01pH resolution waterproof pH meter HI-98103 Checker HI-99121 Soil test pH meter HI-981405N pH & conductivity continuous indicator Dosing Pumps Fish Farming HI-3810 Dissolved oxygen test kit HI-9142 Rugged waterproof D.O. meter HI3817 Water quality general test kit HI-3824 Ammonia fresh water test kit HI-3826 Ammonia salt water test kit Light Meters HI-97500 Portable Lux Meter Honey Meter HI-83221 Honey Colour Analyser Olive Oil Acidity Testing HI-3897 Olive Oil Acidity test kit Pocket Thermometers HI-98501 Checktemp pocket thermometer HI-98509 Checktemp1 HI-151 Folding pocket thermometer HI-145 T-shaped thermometer HI-141AH 1 channel datalogger without LCD HI-141BH 1 channel datalogger without LCD HI-141CH 1 channel datalogger without LCD HI-141DH 1 channel datalogger with LCD HI-141EH 2 channel datalogger without LCD HI-141FH 2 channel datalogger with LCD HI-141GH 2 channel datalogger without LCD HI-141JH 2 channel datalogger with LCD Soil Testing HI-38050 Nitrate field water and soil comparator HI-993310 Soil & liquids conductivity meter HI-99121 Soil test pH meter HI-3896 Soil test kit for the professional HI-3895 Soil test kit Aquarium & Pond Water Testing Ammonia Testing HI-38049 Ammonia colour wheel comparator kit HI-95715C Ammonia colorimeter HI-3824 Ammonia fresh water test kit HI-3826 Ammonia salt water test kit Continuous Display pH Monitors HI-981402 pH meter with selectable visual alarm HI-991401 pH & C wall meter c/w pH electrode HI-981401N Hang on wall pH meter w/c electrode HI-991405 pH, conductivity, TDS and temp. meter HI-991404 pH, conductivity, TDS and temp. meter HI-981405N pH & conductivity continuous indicator HI-981404N pH and TDS continuous indicator Digital ORP Meters HI-981406 pH & ORP digital aquarium monitor HI-98204 Water-test pH, conductivity, ORP meter Digital pH Meters HI-98107 pHep pH meter HI-98108 pHep with auto temperature compensation HI-98127 0.1pH resolution waterproof pH meter HI-98128 0.01pH resolution waterproof pH meter HI-98130 pH/conductivity/TDS/C waterproof meter HI-98129 pH/conductivity/TDS/C waterproof meter Digital Thermometers HI-98501 Checktemp pocket thermometer HI-98509 Checktemp1 HI-151 Folding pocket thermometer HI-145 T-shaped thermometer HI-146 Wall mounted aquarium thermometer Digital Total Hardness Meters HI-98311 Dist5 Conductivity & TDS meter HI-98312 Dist6 Conductivity & TDS meter PRIMO Total Dissolved Solids (TDS) meter PRIMO1 TDS meter with 1m cable and remote probe PRIMO2 TDS and temperature meter PRIMO3 TDS & temp. meter c/w 1m cable probe HI-981404N pH and TDS continuous indicator Dissolved Oxygen Testing HI-3810 Dissolved oxygen test kit HI-93732N Colorimetric dissolved oxygen meter HI-8043 Entry level dissolved oxygen meter HI-9142 Rugged waterproof D.O. meter Nitrate Testing HI-38050 Nitrate field water and soil comparator C200 36 parameter colorimeter HI-3874 Nitrate test kit Reverse Osmosis Testing HI-993302 EC/TDS digital monitors HI-993301 EC/TDS digital monitors Water Quality Test Kits HI-3893 Aquarium saltwater test kit HI-3823 Aquarium professional test kit HI3817 Water quality general test kit Food & Drink Testing Pocket Thermometers HI-98501 Checktemp pocket thermometer HI-98509 Checktemp1 HI-151 Folding pocket thermometer HI-145 T-shaped thermometer HI-147 Magnetic thermometer, remote sensor Chef's Thermometers & Probes HI-9241P Waterproof food thermometer HI-93503P Waterproof food thermometer HI-95502 Waterproof Lumberg thermometer HI-935007 Waterproof K-type thermometer HI-99556 Infrared food thermometer Datalogging Thermometers HI-141AH 1 channel datalogger without LCD HI-141BH 1 channel datalogger without LCD HI-141CH 1 channel datalogger with LCD HI-141DH 1 channel datalogger with LCD HI-141EH 2 channel datalogger without LCD HI-141FH 2 channel datalogger without LCD HI-141GH 2 channel datalogger with LCD HI-141JH 2 channel datalogger with LCD Infra-Red Thermometers HI-99556 Infrared food thermometer Lumberg Thermometers & Probes HI-95502 Waterproof Lumberg thermometer Olive Oil Acidity Testing HI-3897 Olive Oil Acidity test kit Beer and Honey Testing HI-83221 Honey Colour Analyser C-124 Beer Haze Meter Oven & Hot Oil Thermometers HI-145 Fish fryer/hot oil thermometer HI-935007 Waterproof K-type thermometer pH Meters for Dairies HI-99161 Food pH meter pH Meters For Meat HI-99163 Meat pH Meter Salt Testing HI-931100 Salt Meter Hydroponics Chemical Test Kits HI-38073 Phosphorus comparator test kit HI-3833 Phosphate test kit HI-38077 Phosphate medium range comparator kit HI-38061 Phosphate wide range comparator kit HI-3874 Nitrate test kit HI-38050 Nitrate field water and soil comparator Continuous Nutrient Monitors HI-991405 pH, conductivity, TDS and temp. meter HI-991404 pH, conductivity, TDS and temp. meter HI-981405N pH & conductivity continuous indicator HI-981404N pH and TDS continuous indicator HI-993302 EC/TDS digital monitors HI-993301 EC/TDS digital monitors Humidity Meters HI-98601 Hygrocheck pocket relative humidity meter HI-8064 Entry level portable humidity & C meter HI-93640 Compact portable humidity & C meter HI-8564 Thermo-hygrometer with remote sensor HI-9064 Waterproof hygrometer with remote sensor Light Meters HI-97500 Portable Lux Meter Pocket Digital Nutrient Testers HI-98301 Dist1 0 to 1999ppm TDS meter HI-98302 Dist2 0.00 to 10.00ppt (g/L) TDS meter HI-98303 Dist3 0 to 1999uS/cm conductivity meter HI-98304 Dist4 0.00 to 19.99mS/cm conductivity HI-98311 Dist5 Conductivity & TDS meter HI-98312 Dist6 Conductivity & TDS meter Pocket Digital pH Testers HI-98107 pHep pH meter HI-98108 pHep with auto temperature compensation HI-98127 0.1pH resolution waterproof pH meter HI-98128 0.01pH resolution waterproof pH meter HI-98111 Piccolo 90mm stick pocket pH meter HI-98112 Piccolo2 160mm stick pocket pH meter HI-98113 Piccolo+ 160mm stick pocket pH/C meter HI-98130 pH/conductivity/TDS/C waterproof meter HI-98129 pH/conductivity/TDS/C waterproof meter HI-98103 Checker HI-98105 Checker3 with BNC electrode HI-98101 pHel pH meter with epoxy body electrode HI-98102 pHel1 pH meter with glass body electrode Thermometers HI-147 Magnetic thermometer, remote sensor Meters for Laboratories Calibration Solutions Conductivity Calibration Solutions pH Calibration & Cleaning Solutions Total Dissolved Solids Solutions Specialist Application Solutions Magnetic Stirrers HI-180 colourful & round plastic body stirrers HI-190MB 12v powered plastic body magnetic stirrer HI-190M mains power plastic body magnetic stirrer HI-300N 2.5 litre stainless steel magnetic stirrer HI-301N 2.5 litre 2-speed stainless steel stirrer HI-310N 5 litre stainless steel magnetic stirrer HI-200M mains power stainless steel stirrer Chemical Test Kits Single Parameter Chemical Test Kits HI-3810 Dissolved oxygen test kit HI-3811 Alkalinity Test Kit HI-3820 Acidity test kit HI-38084 Acidity (total exchangeable) test kit HI-3824 Ammonia fresh water test kit HI-3826 Ammonia salt water test kit HI-3850 Ascorbic Acid test kit HI-38074 Boron test kit HI-3830 Bromine test kit HI-3818 Carbon Dioxide test kit HI-3815 Chloride test kit HI-38015 Chloride extended range test kit HI-3831F Free Chlorine test kit HI-3831T Total Chlorine test kit HI-38022 Total Chlorine high range test kit HI-38023 Total Chlorine extra high range test kit HI-3846 Chromium low range test kit HI-3845 Chromium test kit HI-3847 Copper test kit HI-3856 Copper low range test kit HI-38075 Copper low & high range test kit HI-3851 Cyanuric acid test kit HI-3838 Formaldehyde test kit HI-3859 Glycol test kit HI-3844 Hydrogen peroxide test kit HI-3839 Hydroxide test kit HI-3843 Hypochlorite test kit HI-3832 Iodine low range test kit HI-3879 Iodine high range test kit HI-3834 Iron test kit HI-3874 Nitrate test kit HI-3873 Nitrite test kit HI-3833 Phosphate test kit HI-38000 Sulfate low range test kit HI-38001 Sulfate medium and high range test kit HI-3822 Sulfite test kit HI-3854 Zinc test kit Multi-Parameter Chemical Test Kits HI3817 Water quality general test kit HI-3888 Total Chlorine and pH pool test kit HI-3814 Environmental monitoring test kit HI-3813 Alkalinity and acidity combo test kit Colour Wheel Comparator Sets HI-38049 Ammonia colour wheel comparator kit HI-3875 Free Chlorine medium range comparator kit HI-38018 Free Chlorine dual range comparator kit HI-38016 Total Chlorine medium range comparator HI-38019 Total Chlorine dual range comparator kit HI-38017 Free & Total Chlorine comparator kit HI-38020 Free & Total high range comparator kit HI-3855 Cyanide colour wheel comparator kit HI-3857 Detergents colour wheel comparator kit HI-3849 Hydrazine colour wheel comparator kit HI-38039 Iron low range comparator kit HI-38040 Iron medium range comparator kit HI-38041 Iron high range comparator kit HI-38042 Manganese low range comparator kit HI-38072 Manganese high range comparator kit HI-38051 Nitrite colour wheel comparator kit HI-38054 Ozone colour wheel comparator test kit HI-3882 3 to 5pH range comparator test kit HI-38058 4 to 10pH range comparator test kit HI-38077 Phosphate medium range comparator kit HI-38061 Phosphate wide range comparator kit HI-38073 Phosphorus comparator test kit HI-38066 Silica low range comparator test kit HI-38067 Silica medium & high range comparator kit HI-38076 Zinc colour wheel comparator test kit Colorimeters Single Parameter Colorimeters with Cal Check HI-95762 Drinking water chlorine meter HI-95711C Chlorine colorimeter HI-95715C Ammonia colorimeter Multi Parameter Colorimeters C226 Multi-parameter Photometer C216 Multi-parameter Photometer C200 36 parameter colorimeter Conductivity & TDS Meters Pocket Meters PRIMO Total Dissolved Solids (TDS) meter PRIMO1 TDS meter with 1m cable and remote probe PRIMO2 TDS and temperature meter PRIMO3 TDS & temp. meter c/w 1m cable probe PRIMO4 Conductivity stick meter PRIMO5 Conductivity stick meter HI-98301 Dist1 0 to 1999ppm TDS meter HI-98302 Dist2 0.00 to 10.00ppt (g/L) TDS meter HI-98303 Dist3 0 to 1999uS/cm conductivity meter HI-98304 Dist4 0.00 to 19.99mS/cm conductivity HI-98311 Dist5 Conductivity & TDS meter HI-98312 Dist6 Conductivity & TDS meter HI-98309 0.000 to 1.999uS/cm ultra pure H2O tester HI-98308 0.0 to 99.9uS/cm pure water tester Hand Held Meters HI-9034 Rugged and waterproof TDS meter HI-9033 Rugged waterproof conductivity meter HI-993310 Soil & liquids conductivity meter HI-933000 Compact case 4-range conductivity meter HI-8734 Manual temp. compensation TDS meter HI-8733 Auto. temp compensation conductivity meter HI-8633 Manual C compensation conductivity meter HI-8033 Budget conductivity & TDS meter HI-98321 Conductivity & TDS sample chamber meter HI-98322 Conductivity & TDS sample chamber meter HI-981410 Conductivity stick meter with 25cm probe HI-981409 TDS stick meter with 25cm long probe Bench Meters EC215 auto temp. compensation conductivity meter EC214 manual temp. compensation conductivity meter Dissolved Oxygen Meters Portable Dissolved Oxygen Meters HI-93732N Colorimetric dissolved oxygen meter HI-8043 Entry level dissolved oxygen meter HI-9142 Rugged waterproof D.O. meter HI-9145 Waterproof D.O. meter with dual level LCD HI-9143 High specification waterproof D.O. meter Datalogging & Printing Meters HI-9141 Portable printing dissolved oxygen meter HI-91410 Printing and datalogging D.O. meter Humidity Meters Portable Humidity Meters HI-98601 Hygrocheck pocket relative humidity meter HI-8064 Entry level portable humidity & C meter HI-93640 Compact portable humidity & C meter HI-8564 Thermo-hygrometer with remote sensor HI-9064 Waterproof hygrometer with remote sensor HI-9065 Waterproof thermo-hygrometer remote sensor Datalogging & Printing Humidity Meters HI-9161 Portable printing thermo-hygrometer HI-91610 Printing and logging thermo-hygrometer pH Electrodes pH Meters Pocket pH Meters HI-98103 Checker HI-98105 Checker3 with BNC electrode HI-98101 pHel pH meter with epoxy body electrode HI-98102 pHel1 pH meter with glass body electrode HI-98109 Skin pH meter HI-98110 Skin pH meter with remote pH electrode HI-98107 pHep pH meter HI-98108 pHep with auto temperature compensation HI-98127 0.1pH resolution waterproof pH meter HI-98128 0.01pH resolution waterproof pH meter HI-98111 Piccolo 90mm stick pocket pH meter HI-98112 Piccolo2 160mm stick pocket pH meter HI-98113 Piccolo+ 160mm stick pocket pH/C meter HI-98130 pH/conductivity/TDS/C waterproof meter HI-98129 pH/conductivity/TDS/C waterproof meter Portable pH Meters HI-98204 Water-test pH, conductivity, ORP meter HI-981408 Stick pH meter with 25cm long electrode HI-8014 pH meter for education HI-8314N Portable pH/mV/Temperature Meter HI-8915 pH meter with analogue recorder output HI-991003 Waterproof pH meter with sensor check HI-991002 Compact & waterproof pH & ORP meter HI-991001 Compact & waterproof pH meter HI-9210N Extra rugged waterproof pH/C meter HI-9024C Rugged waterproof pH/C large LCD meter HI-9025C Rugged waterproof pH/mV/C large LCD meter HI-98140 Intelligent electrode pH/C meter HI-98150 Intelligent electrode pH/ORP/C meter HI-98230 Printing & logging portable pH/C meter HI-98240 Printing & logging portable pH/mV/C meter HI-9214 pH & temperature stick meter Bench pH Meters HI-9815 pH turtle computer interface PH209 Entry level bench pH meter PH209R Entry level bench pH meter with output PH210 Auto-calibration bench pH meter PH211 Auto-calibration bench pH/mV meter PH211R Auto-calibration pH/mV with output PH212 High resolution bench pH meter PH213 High resolution bench pH/mV meter Thermometers HI-147 Magnetic thermometer, remote sensor HI-98501 Checktemp pocket thermometer HI-98509 Checktemp1 HI-151 Folding pocket thermometer HI-145 T-shaped thermometer Meters for Schools & Colleges Calibration Solutions Chemical Test Kits HI-3895 Soil test kit HI-3810 Dissolved oxygen test kit HI3817 Water quality general test kit HI-3814 Environmental monitoring test kit HI-3893 Aquarium saltwater test kit HI-3823 Aquarium professional test kit HI-3813 Alkalinity and acidity combo test kit HI-3896 Soil test kit for the professional Conductivity & TDS Meters HI-98301 Dist1 0 to 1999ppm TDS meter HI-98302 Dist2 0.00 to 10.00ppt (g/L) TDS meter HI-98303 Dist3 0 to 1999uS/cm conductivity meter HI-98304 Dist4 0.00 to 19.99mS/cm conductivity HI-98311 Dist5 Conductivity & TDS meter HI-98312 Dist6 Conductivity & TDS meter Dissolved Oxygen Meters HI-3810 Dissolved oxygen test kit HI-93732N Colorimetric dissolved oxygen meter HI-8043 Entry level dissolved oxygen meter HI-9142 Rugged waterproof D.O. meter Environmental Studies HI-3810 Dissolved oxygen test kit HI-3814 Environmental monitoring test kit HI3817 Water quality general test kit Humidity Meters HI-98601 Hygrocheck pocket relative humidity meter HI-8064 Entry level portable humidity & C meter HI-93640 Compact portable humidity & C meter HI-8564 Thermo-hygrometer with remote sensor Magnetic Stirrers HI-180 colourful & round plastic body stirrers HI-190MB 12v powered plastic body magnetic stirrer HI-190M mains power plastic body magnetic stirrer HI-300N 2.5 litre stainless steel magnetic stirrer Meters For Student Use HI-98103 Checker HI-98127 0.1pH resolution waterproof pH meter HI-98601 Hygrocheck pocket relative humidity meter HI-98501 Checktemp pocket thermometer HI-98509 Checktemp1 HI-151 Folding pocket thermometer HI-98311 Dist5 Conductivity & TDS meter HI-98312 Dist6 Conductivity & TDS meter pH Electrodes pH Meters HI-98103 Checker HI-98204 Water-test pH, conductivity, ORP meter HI-981408 Stick pH meter with 25cm long electrode HI-8014 pH meter for education HI-8314N Portable pH/mV/Temperature Meter HI-9815 pH turtle computer interface PH209 Entry level bench pH meter PH209R Entry level bench pH meter with output PH210 Auto-calibration bench pH meter PH211 Auto-calibration bench pH/mV meter Thermometers HI-147 Magnetic thermometer, remote sensor HI-98501 Checktemp pocket thermometer HI-98509 Checktemp1 HI-151 Folding pocket thermometer HI-145 T-shaped thermometer Swimming Pools, Spa's & Hot Tub Testing Chlorine Testing HI-3831F Free Chlorine test kit HI-3831T Total Chlorine test kit HI-38022 Total Chlorine high range test kit HI-38023 Total Chlorine extra high range test kit Comparators HI-38054 Ozone colour wheel comparator test kit HI-3875 Free Chlorine medium range comparator kit HI-38018 Free Chlorine dual range comparator kit HI-38016 Total Chlorine medium range comparator HI-38019 Total Chlorine dual range comparator kit HI-38017 Free & Total Chlorine comparator kit HI-38020 Free & Total high range comparator kit Continuous Chlorine Analyser PCA310 Analyzer PCA320 Analyzer PCA330 Analyzer DPD Reagents Pocket Testers HI-98312 Dist6 Conductivity & TDS meter HI-98204 Water-test pH, conductivity, ORP meter HI-98127 0.1pH resolution waterproof pH meter Pool Thermometers HI-147 Magnetic thermometer, remote sensor Professional Pool Water Test Meters HI-95711C Chlorine colorimeter C226 Multi-parameter Photometer C216 Multi-parameter Photometer Waste Water Testing Chemical Test Kits HI-38049 Ammonia colour wheel comparator kit HI-3875 Free Chlorine medium range comparator kit HI-38018 Free Chlorine dual range comparator kit HI-38016 Total Chlorine medium range comparator HI-38019 Total Chlorine dual range comparator kit HI-38017 Free & Total Chlorine comparator kit HI-38020 Free & Total high range comparator kit HI-3855 Cyanide colour wheel comparator kit HI-3857 Detergents colour wheel comparator kit HI-3849 Hydrazine colour wheel comparator kit HI-38039 Iron low range comparator kit HI-38040 Iron medium range comparator kit HI-38041 Iron high range comparator kit HI-38042 Manganese low range comparator kit HI-38072 Manganese high range comparator kit HI-38050 Nitrate field water and soil comparator HI-38051 Nitrite colour wheel comparator kit HI-38054 Ozone colour wheel comparator test kit HI-3882 3 to 5pH range comparator test kit HI-38058 4 to 10pH range comparator test kit HI-38077 Phosphate medium range comparator kit HI-38061 Phosphate wide range comparator kit HI-38073 Phosphorus comparator test kit HI-38066 Silica low range comparator test kit HI-38067 Silica medium & high range comparator kit HI-38076 Zinc colour wheel comparator test kit Conductivity & TDS Meters HI-9831