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Reagent for the photometric determination of chromium VI in the range up to 300 g / L. Diphenylcarbohydrazid method.
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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 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution
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Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm
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Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb
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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.