Reagents for HI 771 Checker HC ®, 25 Tests
Reagents for HI 771 Checker HC ®, 25 Tests
฿802.50
Reagents for HI 771 Checker HC ®, 25 Tests
92 in stock
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Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb
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Range 0.0 - 12.5 ppm | DPD Method | Resolution 0.1ppm
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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 | ASTM D859 Method | 0.01ppm resolution
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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 - 99.9 ppm NH3-N | Nessler Method | 0.1ppm resolution
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Range 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution
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Reagents for HI 755 Checker HC ®, 25 Tests
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เครื่องควบคุมค่าความนำไฟฟ้า
เครื่องวัดค่าเหล็ก รุ่น HI721
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