Reagent for the photometric determination of fluoride in the range up to 20.00 mg / L. SPADNS method
All Product
The HI 761 uses an adaptation of the USEPA method 330.5. The reaction between the chlorine and DPD reagent causes a pink tint in the sample.
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Range 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution
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Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm
All Product
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
All Product
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
All Product
Range 0:00 to 2:50 ppm | ascorbic acid method | Resolution 0.01ppm
The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity. Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.
All Product
Range 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
081-855-1842
02-541-4199
HI98121 COMBO pH/ORP/°C-Tester, waterproof 
เครื่องวัดปริมาณซิลิกา ช่วงต่ำ ในตัวอย่างน้ำ รุ่น HI705 
HI739 Checker HC ® - Fluoride. HR 
