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Ready. Set. Test.

Hurry! Grab top-notch testing equipment at a fantastic value

Everyday Essentials under $50

Quick Calibration Solution for GroLine pH and EC Meters (25 x 20 mL sachets)
HI50036P Quick Calibration Solution for GroLine pH and EC Meters (25 x 20 mL sachets) $44.99
Quick Calibration Solution for GroLine pH and EC Meters (230 ml)
HI5036-023 Quick Calibration Solution for GroLine pH and EC Meters (230 ml) $19.99
pH Electrode Storage Cap with Compression Fitting (5 pcs)
HI740200 pH Electrode Storage Cap with Compression Fitting (5 pcs) $14.99
GroLine pH 10.01 Calibration Buffer (500 mL)
HI7010-050 GroLine pH 10.01 Calibration Buffer (500 mL) $24.99
Sulfate (Low and High Range) Test Kit Replacement Reagents (100 tests)
HI38001-10 Sulfate (Low and High Range) Test Kit Replacement Reagents (100 tests) $39.99
Chromium Test Kit Replacement Reagents (100 tests)
HI3846-100 Chromium Test Kit Replacement Reagents (100 tests) $32.99
pH 6.86 Calibration Buffer (25 x 20 mL) Sachets
HI70006C pH 6.86 Calibration Buffer (25 x 20 mL) Sachets $44.99
Free Chlorine Liquid Reagents (300 tests)
HI93701-F Free Chlorine Liquid Reagents (300 tests) $39.99
GroLine pH 4.01 Calibration Buffer (230 mL)
HI7004-023 GroLine pH 4.01 Calibration Buffer (230 mL) $19.99
GroLine pH 7.01 Calibration Buffer (230 mL)
HI7007-023 GroLine pH 7.01 Calibration Buffer (230 mL) $19.99
Quick Calibration Solution for GroLine pH and EC Meters (25 x 20 mL sachets)
HI50036P Quick Calibration Solution for GroLine pH and EC Meters (25 x 20 mL sachets) $44.99
Quick Calibration Solution for GroLine pH and EC Meters (230 ml)
HI5036-023 Quick Calibration Solution for GroLine pH and EC Meters (230 ml) $19.99
pH Electrode Storage Cap with Compression Fitting (5 pcs)
HI740200 pH Electrode Storage Cap with Compression Fitting (5 pcs) $14.99
GroLine pH 10.01 Calibration Buffer (500 mL)
HI7010-050 GroLine pH 10.01 Calibration Buffer (500 mL) $24.99
Sulfate (Low and High Range) Test Kit Replacement Reagents (100 tests)
HI38001-10 Sulfate (Low and High Range) Test Kit Replacement Reagents (100 tests) $39.99
Chromium Test Kit Replacement Reagents (100 tests)
HI3846-100 Chromium Test Kit Replacement Reagents (100 tests) $32.99
pH 6.86 Calibration Buffer (25 x 20 mL) Sachets
HI70006C pH 6.86 Calibration Buffer (25 x 20 mL) Sachets $44.99
Free Chlorine Liquid Reagents (300 tests)
HI93701-F Free Chlorine Liquid Reagents (300 tests) $39.99
GroLine pH 4.01 Calibration Buffer (230 mL)
HI7004-023 GroLine pH 4.01 Calibration Buffer (230 mL) $19.99
GroLine pH 7.01 Calibration Buffer (230 mL)
HI7007-023 GroLine pH 7.01 Calibration Buffer (230 mL) $19.99
Quick Calibration Solution for GroLine pH and EC Meters (25 x 20 mL sachets)
HI50036P Quick Calibration Solution for GroLine pH and EC Meters (25 x 20 mL sachets) $44.99
Quick Calibration Solution for GroLine pH and EC Meters (230 ml)
HI5036-023 Quick Calibration Solution for GroLine pH and EC Meters (230 ml) $19.99
pH Electrode Storage Cap with Compression Fitting (5 pcs)
HI740200 pH Electrode Storage Cap with Compression Fitting (5 pcs) $14.99
GroLine pH 10.01 Calibration Buffer (500 mL)
HI7010-050 GroLine pH 10.01 Calibration Buffer (500 mL) $24.99

 

Must-Haves Under $150

Ultra High Range Total Chlorine Colorimeter Checker® HC
HI771 Ultra High Range Total Chlorine Colorimeter Checker® HC $67.99
$75.00
Iron Colorimeter - Checker® HC
HI721 Iron Colorimeter - Checker® HC $67.99
High Range Ammonia Colorimeter - Checker® HC
HI733 High Range Ammonia Colorimeter - Checker® HC $67.99
$75.00
Color of Water Colorimeter - Checker® HC
HI727 Color of Water Colorimeter - Checker® HC $67.99
$75.00
T-Shaped Celsius Thermometer (125mm)
HI145-00 T-Shaped Celsius Thermometer (125mm) $64.99
Waterproof Thermologger
HI148 Waterproof Thermologger $94.99
Swimming Pool Chemical Test Kit
HI3887 Swimming Pool Chemical Test Kit $54.99
GroLine Hydroponics pH Tester
HI98115 GroLine Hydroponics pH Tester $59.99
$70.00
Freshwater Low Range Ammonia Colorimeter - Checker® HC
HI700 Freshwater Low Range Ammonia Colorimeter - Checker® HC $67.99
High Range Manganese Colorimeter Checker® HC
HI709 High Range Manganese Colorimeter Checker® HC $67.99
$75.00
Ultra High Range Total Chlorine Colorimeter Checker® HC
HI771 Ultra High Range Total Chlorine Colorimeter Checker® HC $67.99
$75.00
Iron Colorimeter - Checker® HC
HI721 Iron Colorimeter - Checker® HC $67.99
High Range Ammonia Colorimeter - Checker® HC
HI733 High Range Ammonia Colorimeter - Checker® HC $67.99
$75.00
Color of Water Colorimeter - Checker® HC
HI727 Color of Water Colorimeter - Checker® HC $67.99
$75.00
T-Shaped Celsius Thermometer (125mm)
HI145-00 T-Shaped Celsius Thermometer (125mm) $64.99
Waterproof Thermologger
HI148 Waterproof Thermologger $94.99
Swimming Pool Chemical Test Kit
HI3887 Swimming Pool Chemical Test Kit $54.99
GroLine Hydroponics pH Tester
HI98115 GroLine Hydroponics pH Tester $59.99
$70.00
Freshwater Low Range Ammonia Colorimeter - Checker® HC
HI700 Freshwater Low Range Ammonia Colorimeter - Checker® HC $67.99
High Range Manganese Colorimeter Checker® HC
HI709 High Range Manganese Colorimeter Checker® HC $67.99
$75.00
Ultra High Range Total Chlorine Colorimeter Checker® HC
HI771 Ultra High Range Total Chlorine Colorimeter Checker® HC $67.99
$75.00
Iron Colorimeter - Checker® HC
HI721 Iron Colorimeter - Checker® HC $67.99
High Range Ammonia Colorimeter - Checker® HC
HI733 High Range Ammonia Colorimeter - Checker® HC $67.99
$75.00
Color of Water Colorimeter - Checker® HC
HI727 Color of Water Colorimeter - Checker® HC $67.99
$75.00

 

Top Picks Under $300

Infrared Thermometer for the Food Industry
HI99551 Infrared Thermometer for the Food Industry $162.00
Infrared and Contact Thermometer for the Food Industry
HI99556 Infrared and Contact Thermometer for the Food Industry $208.00
GroLine Waterproof Portable pH/EC/TDS Meter
HI9814 GroLine Waterproof Portable pH/EC/TDS Meter $299.99
$324.95
GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester
HI98131 GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester $214.99
$259.95

 

Most Popular Under $500

GroLine Nutrient Dosing System
HI981413 GroLine Nutrient Dosing System $499.99
Marine Monitor pH/Salinity/Temperature
HI981520-01 Marine Monitor pH/Salinity/Temperature $299.99
GroLine Waterproof Portable pH/EC/TDS/Temperature Hydroponics Meter Kit
HI9814K GroLine Waterproof Portable pH/EC/TDS/Temperature Hydroponics Meter Kit $459.99
$491.00
GroLine Monitor for Hydroponic Nutrients with Inline Probe
HI981421-01 GroLine Monitor for Hydroponic Nutrients with Inline Probe $499.99
$585.00
GroLine pH Dosing System
HI981412 GroLine pH Dosing System $499.99
GroLine Nutrient Dosing System
HI981413 GroLine Nutrient Dosing System $499.99
Marine Monitor pH/Salinity/Temperature
HI981520-01 Marine Monitor pH/Salinity/Temperature $299.99
GroLine Waterproof Portable pH/EC/TDS/Temperature Hydroponics Meter Kit
HI9814K GroLine Waterproof Portable pH/EC/TDS/Temperature Hydroponics Meter Kit $459.99
$491.00
GroLine Monitor for Hydroponic Nutrients with Inline Probe
HI981421-01 GroLine Monitor for Hydroponic Nutrients with Inline Probe $499.99
$585.00
GroLine pH Dosing System
HI981412 GroLine pH Dosing System $499.99
GroLine Nutrient Dosing System
HI981413 GroLine Nutrient Dosing System $499.99
Marine Monitor pH/Salinity/Temperature
HI981520-01 Marine Monitor pH/Salinity/Temperature $299.99
GroLine Waterproof Portable pH/EC/TDS/Temperature Hydroponics Meter Kit
HI9814K GroLine Waterproof Portable pH/EC/TDS/Temperature Hydroponics Meter Kit $459.99
$491.00
GroLine Monitor for Hydroponic Nutrients with Inline Probe
HI981421-01 GroLine Monitor for Hydroponic Nutrients with Inline Probe $499.99
$585.00
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