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
Portable
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
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
Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
HI98127 pH/°C-Tester (0.1 pH resolution) - waterproof
HI98129 COMBO Tester for pH/EC/TDS/C° up to 3999 µS, waterproof
HI8733 EC Meter with Multi-Range 0.0 to 199.9 mS/cm ATC
Reagents for HI 713 Checker HC ®, 25 Tests
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CTK Härte Gesamt
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เครื่องวัดปริมาณโครเมี่ยม ช่วงสูง รุ่น HI723
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