Dissolved Oxygen Controller with Extended Range and Analog Output - HI8410
iris Visible Spectrophotometer - HI801-02
Marine Alkalinity Checker® HC - HI755
Marine Nitrite Ultra Low-Range Checker® HC - HI764
Marine Low Range Nitrate Checker HC - HI781
Marine Phosphate Ultra Low Range Checker® HC - HI774
Marine Phosphorus Ultra Low-Range Checker® HC - HI736
Total Hardness LR Checker HC Handheld Colorimeter - HI735
Pool Line High Range Iron Checker HC - HI7214
Calcium Hardness Checker® HC - HI720
Iron Checker® HC - HI721
Pool Line Low Range Phosphate Checker HC - HI7134
Phosphate Low-Range Checker® HC - HI713
Nitrite Low-Range Checker® HC-HI707
Free Chlorine Checker® HC - HI701
Ammonia Low-Range Checker® HC - HI700
Advanced Dissolved Oxygen Benchtop Meter with Optical DO Probe (opdo®) - HI6421-02
Waterproof pHep®5 pH/Temperature Tester - HI98128
In-line Conductivity Probe with Pt100 Sensor, 3m Cable - HI7639-3m (9.84')
Multiparameter Portable pH/EC/DO Waterproof Meter - HI98199
Advanced Conductivity Benchtop Meter - HI6321-02
Advanced pH/ORP Benchtop Meter- HI6221-02
GroLine Soil pH Tester - HI981030
NPK Soil Chemical Test Kit (10 tests each) - HI3895
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10 FTU Turbidity Calibration Standard - HI93703-10
10 mm Cuvette Adapter – HI7408012
10 ppm and 100 ppm Ammonium Calibration Standard Sachets for HI9829 (10 x 20 mL each) - HI9829-10/11
10 ppm Ammonium Calibration Standard Sachets for HI9829 (25 x 20 mL) - HI9829-10
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