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Help CenterNitrite Test Paper 0～100 Ppm
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Nitrite 0～100 ppm test paper
【Scope of Application】 This test strip is suitable for on-site rapid detection of nitrite content in food and water.
【Instructions】
1) Dip test strip into test solution for 2-3seconds.
2) Remove and shake off excess
liquid .
3) Wait 60 seconds , then compare test pad with color chart .
【 Result Calculation 】
1) Nitrite content in liquid samples: is the number indicated next to the color chart.
2) Nitrite content in solid or semi-solid samples: Multiply the number marked next to the color card by the dilution factor of the sample.
3)Nitrite content in food: calculated as NaNO2.
4) Nitrite content in water: Calculated in N, divide the number marked next to the color chart by 5.
【 Precautions 】
1）After decolorizing the colored sample, measure it or dilute it with pure water to colorless or light color before testing.
2）This method is a rapid on-site detection method, and accurate quantification is based on national standard methods.
3）Store in a cool and dry place.
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