Photometers
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.
Photometers
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
All Product
Range 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution
All Product
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
Portable
Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
BL983322-1 EC Mini Controller, 0 to 19.99 µS/cm, 230V
HI2001 - ORP Electrode Process
Calibration Standard HI 711 Checker HC ®
HI5004 - 4.01 pH@25°C - TQ - 500ml
เครื่องวัดปริมาณแอมโมเนีย ช่วงสูง รุ่น HI733
HI771 Checker HC ® - Chlorine, Ultra-High Range
HI2004 - edge® Dedicated Dissolved Oxygen Meter
HI70004P - 4.01 pH@25°C - SQ - 25x20ml
HI991300 Multiparameter pH/EC/TDS/°C - EC to 3999 µS
HI736 Checker HC ® - Phosphorous, ULR