GB 5009.33-2016 Translated English of Chinese Standard. GB5009.33-2016: National Food Safety Standard - Determination of Nitrite and Nitrate in Foods

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https://www.chinesestandard.net, 2018. jún. 24. - 22 oldal
This Standard specifies the method of determining nitrite and nitrate in foods. This Standard is applicable to the determination of nitrite and nitrate in foods. Method I -- Ion Chromatography Precipitate protein and remove fat from the sample; adopt the corresponding method to extract and purify; take potassium hydroxide solution as the eluent; adopt anion exchange column for separation; take conductance detector or UV detector for detection. Determine the nature with the retention time and quantify with the external standard method.
 

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Tartalomjegyzék

Foreword
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Scope
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Instruments and Equipment
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Analytical Procedures
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Expression of Analysis Results
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Precision
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Reagents and Materials
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Instruments and Equipment
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Analytical Procedures
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Expression of Analysis Results
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Precision
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Reagents and Materials
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Instruments and Equipment
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Calculation Result
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Appendix A Chromatogram of Nitrite and Nitrate
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A szerzőről (2018)

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