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×
HI723 Checker HC ® - Chromium VI, HR
1 × ฿3,103.00 -
×
HI713 Checker HC ® - Phosphate, LR
1 × ฿3,103.00
Subtotal: ฿6,206.00
Reagent for the photometric determination of fluoride in the range up to 20.00 mg / L. SPADNS method
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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 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
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Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
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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 0.0 - 12.5 ppm | DPD Method | Resolution 0.1ppm
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Range 0 - 20 ppm | ESPA method | Resolution 0.1ppm
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Range 0:00 to 3:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm