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Calibration Standard for HI 713 Checker HC ®
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฿2,782.00
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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฿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
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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฿3,104.07
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
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฿3,103.00
Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb
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฿3,103.00
Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU
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฿3,103.00
Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
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฿3,105.14
Range 0.0 - 15 ppm | Molybdenum Blue Method | 0.1ppm resolution