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GB/T 5009.29-2003 Determination of Sorbic Acid and Benzoic Acid in Foods
Local Title:
GB/T 5009.29-2003 食品中山梨酸、苯甲酸的测定
Country/Region:
Chinese Mainland
Competent Authority:
Ministry of Health;  Standardization Administration of the People’s Republic of China
Type:
Standard
Status:
Invalid
Release Date:
2003-08-11
Implementation Date:
2004-01-01
Applicable Scope:
Food additive
Document
Language Source Title Access
ZH
 Official GB/T 5009.29-2003 Determination of Sorbic Acid and Benzoic Acid in Foods (CN)
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ChemLinked Translation
GB/T 5009.29-2003 Determination of Sorbic Acid and Benzoic Acid in Foods
File Language : EN
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Summary
China food national standard GB/T 5009.29-2003 is a recommended standard for the determination of sorbic acid and benzoic acid in foods. Specific testing methods are introduced step by step in this book.

Contents:

  • 1 Scope

  • Method 1: Gas Chromatography (GC)

    • The theory

    • Reagents

    • Instruments

    • Analytical procedures

  • Method 2: High-Performance Liquid Chromatography (HPLC)

    • The theory

    • Reagents

    • Instruments

    • Analytical procedures

  • Method 3: Thin Layer Chromatography

    • The theory

    • Reagents

    • Instruments

  • Forbidden preservative qualitative test

    • Boric acid and borax

    • Salicylic acid