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HI733 Checker HC ® - Ammonia, HR
1 × ฿3,103.00
Subtotal: ฿3,103.00
Calibration Standard for HI 736 Checker HC ®
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฿3,103.00
Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb
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Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm
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Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
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Range 0.00 - 9.99 ppm NH3-N | Nessler Method | 0.01ppm resolution
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Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm 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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฿3,103.00
Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm
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฿3,103.00
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm