Reagents for calcium and magnesium HR, oxalate (Ca) and calmagite (Mg) methods
Range: 0 to 400 mg/L (ca)
0 to 150 mg/L (Mg)
Order Information:
Reagent kit for 100 tests (50 Ca and 50 Mg)
All Product
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
All Product
Range 0.00 - 9.99 ppm NH3-N | Nessler Method | 0.01ppm resolution
All Product
Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb
All Product
Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm
All Product
Range 0 - 20 ppm | ESPA method | Resolution 0.1ppm
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
The HI 771 Checker®HC is a simple, accurate, and cost effective way to measure ultra-high ranges of chlorine. Designed as a more accurate alternative to chemical test kits, the HI 771 provides quick, accurate results in four easy steps.
All Product
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
081-855-1842
02-541-4199
น้ำยามาตรฐานสอบเทียบ ค่ามาตรฐานความเค็ม 
เครื่องวัดปริมาณโครเมี่ยม ช่วงสูง รุ่น HI723 
HI723 Checker HC ® - Chromium VI, HR 
