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Reagents for HI 706 Checker HC ®, 40 Tests
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฿3,103.00
Range: 0 to 300 ppb. The HI 749 Checker®HC is a simple, accurate, and cost effective way to measure low ranges of chromium VI in fresh water. Designed as a more accurate alternative to chemical test kits, the HI 749 provides quick, accurate results in four easy steps. The HI 749 uses an adaptation of the ASTM Manual of Water and Environmental Technology, D1687-92, Diphenylcarbohydrazide method. The reaction between chromium VI and the reagent causes a purple tint in the sample.
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฿3,103.00
Range 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
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฿3,103.00
Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb
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฿3,103.00
Range 0.0 - 12.5 ppm | DPD Method | Resolution 0.1ppm
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฿481.50
Reagents for HI 755 Checker HC ®, 25 Tests
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฿3,104.07
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
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฿3,103.00
Range 0.00 - 9.99 ppm NH3-N | Nessler Method | 0.01ppm resolution
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฿3,103.00
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.