Reagenzien für die photometrische Bestimmung von Chlor Frei.
DPD Methode.
All Product
Range 0 - 600 ppb NO2-N | EPA method 354.1 | Resolution 1 ppb
All Product
Range 0:00 to 5:00 ppm | EPA Method 315 B | 0.01ppm resolution
All Product
Range 0:00 to 3:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
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
Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
All Product
The HI 761 uses an adaptation of the USEPA method 330.5. The reaction between the chlorine and DPD reagent causes a pink tint in the sample.
All Product
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
All Product
Range 0:00 to 7:00 g / L | Photometric Method | Resolution 0.01g / L
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HI98130 COMBO Tester for pH/EC/TDS/C° up to 20 mS, waterproof 
HI7031L - EC 1413 µS/cm@25°C - 500ml 
HI706 Checker HC ® - Phosphorous, HR 
HI716 Checker HC ® - Bromine 
