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
PH/ORP Meters
HI 99191 is a waterproof portable pH/temperature meter designed specifically for measuring the pH of drinking water.
All Product
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)
HI5005 - 5.00 pH@25°C - TQ - 500ml
HI991300 Multiparameter pH/EC/TDS/°C - EC to 3999 µS
HI70080C - 800 mg/l (ppm) TDS@25°C Zert. - 25x20ml
HI93754C-25 High Range COD Reagent (0 to 15000 mg/L)
HI736 Checker HC ® - Phosphorous, ULR
BL983329-1 TDS Mini Controller 0.0 to 999 mg/L (ppm) - 230V
HI983302N EC Indicator up to 9.99 mS with Electrode GRO'CHEK
HI76302W Four ring Conductivity probe with internal temperature sensor
HI98129 COMBO Tester for pH/EC/TDS/C° up to 3999 µS, waterproof
Reagents for HI 764 Checker HC ®, 25 Tests
HI705 Checker HC ® - Silica, LR
HI99300 EC / TDS / °C Meter to 3999 µS 



