EC/TDS Starter Benchtop Meter (HI2630 and HI2631) - HI263X
edge® Multiparameter pH Meter, 230V - HI2020-02
Marine Calcium Checker® HC - HI758
Pool Line Copper High Range Checker - HI7024
Pool Line Free Chlorine Checker® HC - HI7014
Turbidity (EPA) Portable Meter - HI98703-02
Portable LR EC/TDS Meter - HI99300
Checktemp Dip Digital Thermometer - HI98539
Checktemp® Digital Thermometer - HI98501
DiST® 5 EC/TDS/Temperature Tester (0-3999 µS/cm) - HI98311
DiST 1 Waterproof TDS Tester (0-2000 ppm) - HI98301
pHep®4 pH/Temperature Tester - HI98127
Portable pH/EC/TDS/Temperature Meter, EC range: 0 to 1990 µS/cm, TDS range: 0 to 1990 ppm (mg/L) - HI9812-51
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 0.1 pH Resolution - HI98107
Portable Total Hardness Photometer with CAL Check- Meter Only - HI97735
Ammonia HR Portable Photometer- Meter Only - HI97733
Nitrate Portable Photometer with CAL Check- Meter Only - HI97728
Phosphate LR Portable Photometer with CAL Check- Meter Only - HI97713
Ammonia MR Portable Photometer with CAL Check- Meter Only - HI97715
Hydrazine Portable Photometer-Meter Only - HI97704
Copper HR Portable Photometer- Meter Only - HI97702
Digital Refractometer for Seawater Analysis - HI96822
Ammonia Low-Range Portable Photometer with CAL Check - Meter Only - HI97700
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0 FNU Turbidity Calibration Solution (230 mL) - HI9829-16
0 FTU Turbidity Calibration Standard - HI93703-0
0 NTU Turbidity Calibration Standard - HI93102-0
0.1° Resolution K-Type Thermocouple Thermometer with CAL Button - HI93531N
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