Calibration checking set for Checker®HC HI 764 Nitrite Ultra Low Range.
(0 and 100 ppb nitrite)
HI770 Checker HC ® - Silica, HR
1 × ฿3,103.00
HI764 Checker HC ® - Nitrite, ULR
1 × ฿2,782.00 Subtotal: ฿5,885.00
฿802.50
Calibration standard for HI 764 Checker HC
Out of stock
Calibration checking set for Checker®HC HI 764 Nitrite Ultra Low Range.
(0 and 100 ppb nitrite)
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Reagents for HI 755 Checker HC ®, 25 Tests
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Range 0:00 to 7:00 g / L | Photometric Method | Resolution 0.01g / L
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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 2:50 ppm | ascorbic acid method | Resolution 0.01ppm
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Range 0.0 - 99.9 ppm NH3-N | Nessler Method | 0.1ppm resolution
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Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU
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Range 0 - 600 ppb NO2-N | EPA method 354.1 | Resolution 1 ppb
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Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb