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National food safety standards -- Food additives -- Cis-3-hexenol acetate (acetic acid esters leaf)
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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: 7,798
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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