Reagents for the photometric determination of dissolved oxygen in the range 10:00 to mg / L. Winkler method.
| Weight | 0.000 kg |
|---|
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Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
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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.
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Range 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution
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The HI 764 Checker®HC is extremely simple to use. First, zero the instrument with your water sample. Next, add the reagent. Last, place the vial into the HI 764 Checker®HC, press the button and read the results. It’s that easy.
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Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm
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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.
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Range 0 - 600 ppb NO2-N | EPA method 354.1 | Resolution 1 ppb
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Reagents for HI 755 Checker HC ®, 25 Tests
081-855-1842
02-541-4199
HI713 Checker HC ® - Phosphate, LR 
HI733 Checker HC ® - Ammonia, HR 
