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 3:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
Range 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution
Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb
Range 0:00 to 2:50 ppm | ascorbic acid method | Resolution 0.01ppm
Range 0.0 - 30.0 ppm | amino acid 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.
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
Photometers
Ideal for Aquaculture and Aquarium testing!
Photometers
Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
HI8931BN Conductivity Controller (0.01mS/cm resolution) with Input from Probe or Transmitter
HI700 Checker HC ® - Ammonia, LR
เครื่องวัดปริมาณโครเมี่ยม ช่วงสูง รุ่น HI723
BL983329-1 TDS Mini Controller 0.0 to 999 mg/L (ppm) - 230V
H3895 CTK Agriculture, Basic
BL931700-1 pH Mini Controller - 4 - 20mA output - 220V
HI736 Checker HC ® - Phosphorous, ULR
HI775 Checker HC ® - Alkalinity in fresh water (dKH)