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GB 28329-2012 English PDF

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GB 28329-2012: National food safety standards -- Food additives -- Cis-3-hexenol acetate (acetic acid esters leaf)
Status: Valid
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GB 28329-2012English169 Add to Cart 3 days [Need to translate] National food safety standards -- Food additives -- Cis-3-hexenol acetate (acetic acid esters leaf) Valid GB 28329-2012

PDF similar to GB 28329-2012


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Basic data

Standard ID GB 28329-2012 (GB28329-2012)
Description (Translated English) National food safety standards -- Food additives -- Cis-3-hexenol acetate (acetic acid esters leaf)
Sector / Industry National Standard
Classification of Chinese Standard C54;X40
Classification of International Standard 67.220.20
Word Count Estimation 7,718
Regulation (derived from) Ministry of Health Bulletin No. 7 of 2012
Issuing agency(ies) Ministry of Health of the People's Republic of China
Summary This Chinese standard applies to acetic anhydride (or acetic acid) and cis -3 hexenol for raw materials for food additives cis-3 hexenol acetate (acetic acid esters leaf).

GB 28329-2012: National food safety standards -- Food additives -- Cis-3-hexenol acetate (acetic acid esters leaf)


---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
National food safety standards .Food additives .Cis-3 - hexenol acetate (acetic acid esters leaf) National Standards of People's Republic of China National standards for food safety Food additive cis-3-hexenol acetate (Cellulose acetate) 2012-04-25 release 2012-06-25 Implementation Issued by the Ministry of Health of the People's Republic of China National standards for food safety Food additive cis-3-hexenol acetate (Cellulose acetate)

1 Scope

This standard is applicable to food additives made from acetic anhydride (or acetic acid) and cis-3-hexenol as raw materials cis-3-hexenol acetate (Cellulose acetate). 2 chemical name, molecular formula, structural formula and relative molecular mass 2.1 Chemical name Cis-3-hexenol acetate 2.2 Molecular formula C8H14O2 2.3 Structural formula 2.4 Relative molecular mass 142.2 (according to the.2007 International Relative Atomic Quality)

3 technical requirements

3.1 sensory requirements. should be consistent with the provisions of Table 1. Table 1 sensory requirements The project requires a test method Color colorless to pale yellow Tissue state liquid Place the sample in a colorimetric tube with visual inspection Observation of law A strong aroma of fragrant green GB/T 14454.2 3.2 Physical and chemical indicators. should be consistent with the provisions of Table 2. Table 2 Physical and chemical indicators Item Index Test Method Solubility (25 ° C) 1 mL The sample was dissolved in 1 mL of 95% by volume ethanol. GB/T 14455.3 Cis-3-hexenol acetate content, w /% Cis and trans isomers ≥98.0 Cis isomer = 92.0

Appendix A

Acid value (in KOH)/(mg/g) ≤ 1.0 GB/T 14455.5 Refractive index (20 ° C) 1.425 ~ 1.429 GB/T 14454.4 Relative density (25 ℃/25 ℃) 0.896 ~ 0.901 GB/T 11540

Appendix A

Determination of cis - 3 - hexenol acetate content A.1 Instruments and equipment A.1.1 chromatograph. according to GB/T 11538-2006 in Chapter 5 of the provisions. A.1.2 Column. Capillary column. A.1.3 Detector. Hydrogen flame ionization detector. A.2 Determination method Area normalization method. according to GB/T 11538-2006 10.4 determination of content. A.3 repeatability and result representation According to GB/T 11538-2006 11.4 implementation of the provisions. Food additives cis-3-hexenol acetate Typical gas chromatograms (area normalization) See Appendix B.

Appendix B

Food additive cis - 3 - hexenol acetate Typical gas chromatogram (Area normalization method) B.1 Food additive cis-3-hexenol acetate Typical gas chromatogram Food additives cis-3-hexenol acetate Typical gas chromatograms are shown in Figure B.1. Description. 1 - cis-3-hexenol acetate; 2 --- trans-3-hexenol acetate. Figure B.1 Food additive cis-3-hexenol acetate Typical gas chromatogram B.2 Operating conditions B.2.1 Column. capillary column, length 30m, inner diameter 0.32mm. B.2.2 Stationary phase. (5% phenyl) methylpolysiloxane. B.2.3 Film thickness. 0.25 μm. B.2.4 Chromatographic furnace temperature. 160 ℃ constant temperature. B.2.5 Inlet temperature. 250 ° C. B.2.6 Detector temperature. 250 ° C. B.2.7 Detector. Hydrogen flame ionization detector. B.2.8 Carrier gas. nitrogen. B.2.9 Carrier gas flow rate. about 30 mL/min. B.2.10 Injection volume. 0.2 μL. B.2.11 Split ratio. 1/75.

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