Combo pH/Conductivity/TDS Tester (High Range) - HI98130
Portable pH/EC/TDS meter, range: pH 0.0 to 14.0 pH EC 0.00 to 4.00 mS/cm TDS 0 to 1999 ppm (mg/L) - HI9813-51
pHep®4 pH/Temperature Tester - HI98127
GroLine Hydroponics pH Tester with 0.01 Resolution - HI98115
Portable pH/EC/TDS/Temperature Meter, EC range: 0 to 1990 µS/cm, TDS range: 0 to 1990 ppm (mg/L) - HI9812-51
ORP/Temperature Tester - HI98120
GroLine Waterproof pH Tester with 0.01 Resolution - HI98118
Skin and Scalp pH Tester - HI981037
Portable pH/EC/TDS/Temperature Meter, EC range: 0 to 6000 µS/cm, TDS range: 0 to 3000 ppm (mg/L) - HI9811-51
pHep+ Waterproof Pocket pH Tester with 0.01 pH Resolution - HI98108
pHep Waterproof Pocket pH Tester with 0.1 pH Resolution - HI98107
HI9810402 HALO2 pH Meter for Lab (Refillable)
Color of Water Portable Photometer- Meter Only - HI97727
Automatic Potentiometric Titrator - HI931-02
Karl Fischer Volumetric Titrator HI933-02
pH and mV precision simulator with LCD - HI931001
Mini Titrator for Measuring Titratable Acidity in Water - HI84530-02
Nutrient Analysis Photometer - HI83325-02
Environmental Analysis Photometer - HI83306-02
GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester - HI98131
Marine pH Checker HC – HI780
Freshwater Alkalinity Checker® HC - HI775
Total Chlorine Ultra High Range Checker® HC - HI771
0.1° Resolution K-Type Thermocouple Thermometer with High/Low Limit Display - HI93531
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0.23 g/L Sodium Standard Solution (230 mL Bottle) - HI7087M
0.3 g/L NaCl Standard Solution (230 mL Bottle) - HI7085M
0.3 g/L NaCl Standard Solution (500 mL) - HI7085L
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