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.
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
All Product
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
Photometers
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
All Product
Ideal for Aquaculture and Aquarium testing!
Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
HI93501N FOODCARE Thermistor-Thermometer
HI755 Checker HC ® - MARINE Alkalinity (dHK)
เครื่องวัดคลอรีน
Reagents for HI 770 Checker HC ®, 25 Tests
HI3896 CTK Agriculture Test Kit, Professional
HI4013-06 Nitrate Interferent Suppressant ISA, 500 ml Bottle
BL983321-1 TDS Mini Controller 0.00 to 19.99 mg/L (ppm) - 230V
Checker® Plus pH Tester
Chlorine Removal
เครื่องวัดปริมาณฟอสเฟต ช่วงสูง รุ่น HI717
HI93531 K-Type 1-Channel Handheld-Thermometer
HI3812 CTK Hardness Total
เซ็นเซอร์วัดออกซิเจนในน้ำสำหรับ HI9829 มัลติพารามิเตอร์
HI200M 1L Magnetic stirrer with stainless steel cover plate, 230V
Reagents for HI 723 Checker HC ®, 25 Tests
HI7039L - EC 5000 µS/cm@25°C - 500ml
HI3815-100 - Reagents for CTK Chloride
HI717 Checker HC ® - Phosphate, HR
HI3811-100 - Reagents for CTK Alkalinity
HI758 Checker HC ® - MARINE Calcium