HI 9913 is a 2-in-1 pH and conductivity controller engineered for dosage of fertilizer solutions in hydroponics and agriculture.
HI991401 - GRO'CHEK pH / ° C electrode with Monitor, Automatic Temperature Compensation. Range 0.0 to 14.0 pH 6.0 and 60 ° C. Agriculture and horticulture.
HI991404 - GRO'CHEK Combo pH / EC / TDS / ° C monitor with electrodes Automatic Temperature Compensation. Range 0.0 to 14.0 pH 6.0 and 60 ° C, EC 0-3999 uS / cm TDS 0 to 2000 ppm (mg / L). Agriculture and horticulture.
HI991405 - GRO'CHEK Combo pH / EC / TDS / ° C monitor with electrodes Automatic Temperturkompensation. Range 0.0 to 14.0 pH 6.0 and 60 ° C, EC 0:00 to 20:00 mS / cm TDS 0:00 to 10:00 g / L. Agriculture and horticulture.
pH / ° C meter compact with sturdy stainless steel electrode HI 72911D, waterproof, 0:00 to 16:00 pH pH, Temperature 0.0 to 105.0 ° C
All Product
HI 99191 is a waterproof portable pH/temperature meter designed specifically for measuring the pH of drinking water.
EC / TDS / ° C meter, waterproof, complete in carrying case. 0-3999 uS / cm, 0 to 2000 ppm TDS (mg / L) Temp 0.0 to 60.0 ° C.
All Product
EC / TDS / ° C meter, waterproof, complete in carrying case. 0 to 20 mS / cm TDS 0 by 10.00 ppt (g / L), Temp 0.0 to 60.0 ° C.
HI993301 - GRO'CHEK EC / TDS / ° C electrode with monitor, Automatic Temperature compensation. Range 6.0 to 60 ° C, EC 0-3999 uS / cm TDS 0 to 2000 ppm (mg / L). Agriculture and horticulture.
HI993302 - GRO'CHEK EC / TDS / ° C electrode with monitor, Automatic Temperturkompensation. EC range 0:00 to 20:00 mS / cm, TDS 0.00 to 10.0, 0.0 to 60.0 ° C. Temp Agriculture and horticulture.
Leitfähigkeits-Meter für Messung direkt im Boden mit 2 Sonden EC 0.00 bis 19.99 mS/cm Salzaktivität 0.00 bis 1.00 g/L ATC - Automatische Temperaturkompensation.
The infrared radiation emitted by an object is closely related to its temperature. Quick and practical measures HI 99550Temperatur using infrared technology. Even hard to reach objects or packaged from - without damaging goods packaging! • Ergonomic compact housing • HOLD function to freeze a reading in the display • Fast response time (1 second)
HI93734-01 Chlorine HR Free & Total - Reagents - 100 Tests
Reagents for HI 701 (Free Chlorine), 25 Tests
HI6100405 - AmpHel Flat Tip Process pH Electrode
HI98304 DiST®4 EC-Tester (up to 19.99 mS)
HI7072 Electrolyte Solution, 1M KNO³, 4 x 30 ml
HI731318 - Cuvette Cleaning Cloth (4 pcs)
HI7635 - Industrial Conductivity Probe
HI96770-11 CalCheck ™ Silica HR Calibration-Set
HI93723-01 Chromium VI HR - Reagents - 100 Tests
HI93754B-25 Medium Range COD Reagent (0 to 1500 mg/L)
HI770 Checker HC ® - Silica, HR
HI96831 Digital Refractometer for Ethylene Glycol Analysis
HI7022L - 470mV ORP Test Solution - 500ml
HI4016-10 ISE 10 mg/L (ppm) Sodium Std , 500 ml Bottle-Copy
HI711 Checker HC ® - Total Chlorine
HI99301 EC / TDS / °C Meter upto 20 mS 



