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HI721 Checker HC ® - Iron
1 × ฿3,103.00
Subtotal: ฿3,103.00
Reagent for the photometric determination of chromium VI in the range up to 300 g / L. Diphenylcarbohydrazid method.
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Range 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
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Range 0 - 600 ppb NO2-N | EPA method 354.1 | Resolution 1 ppb
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Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm
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The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity. Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.
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Range 0.00 - 9.99 ppm NH3-N | Nessler Method | 0.01ppm resolution
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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 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
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Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb