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HI764 Checker HC ® - Nitrite, ULR
1 × ฿2,782.00 -
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HI755 Checker HC ® - MARINE Alkalinity (dHK)
1 × ฿3,104.07
Subtotal: ฿5,886.07
Silica Low Range Calibration Standard Set
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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.
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Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU
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Range 0.0 - 99.9 ppm NH3-N | Nessler Method | 0.1ppm 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 0:00 to 7:00 g / L | Photometric Method | Resolution 0.01g / L
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Range 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
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Range 0.00 - 9.99 ppm NH3-N | Nessler Method | 0.01ppm resolution
Out of stock
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Range 0 - 600 ppb NO2-N | EPA method 354.1 | Resolution 1 ppb