GB 28320-2012 English PDF

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GB 28320-2012: Food additives -- Benzaldehyde
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 28320-2012	169	Add to Cart	3 days	Food additives -- Benzaldehyde	Valid

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Basic data

Standard ID: GB 28320-2012 (GB28320-2012)
Description (Translated English): Food additives -- Benzaldehyde
Sector / Industry: National Standard
Classification of Chinese Standard: C54;X40
Classification of International Standard: 67.220.20
Word Count Estimation: 7,716
Regulation (derived from): Ministry of Health Bulletin 2012 No. 7
Issuing agency(ies): Ministry of Health of the People's Republic of China
Summary: This Chinese standard applies to toluene, benzene or dichloro- methyl cinnamaldehyde for raw materials for food additives benzaldehyde.

GB 28320-2012: Food additives -- Benzaldehyde

---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.
Food Add.Benzaldehyde National Standards of People's Republic of China National standards for food safety Food Additives Benzaldehyde 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 Additives Benzaldehyde

1 Scope

This standard applies to toluene, dichloromethyl benzene or cinnamaldehyde as raw materials made of food additives benzaldehyde. 2 chemical name, molecular formula, structural formula and relative molecular mass 2.1 Chemical name Benzaldehyde 2.2 Molecular formula C7H6O 2.3 Structural formula 2.4 Relative molecular mass 106.12 (according to.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 Colorless to yellow Tissue state liquid The sample was placed in a colorimetric tube and visually observed Aroma sweet, strong almond aroma 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 Benzaldehyde content, w /% ≥ 98.0 Appendix A Acid value (in KOH)/(mg/g) ≤ 5.0 GB/T 14455.5 Refractive index (20 ° C) 1.544 ~ 1.547 GB/T 14454.4 Relative density (25 ℃/25 ℃) 1.040 ~ 1.047 GB/T 11540 Chloride a Negative reaction GB/T 14454.12 a Determination of the product with dichloromethylbenzene as raw material.

Appendix A

Determination of benzaldehyde 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 Benzaldehyde Typical gas chromatograms (area normalization) See Appendix B.

Appendix B

Food Additives Benzaldehyde Typical Gas Chromatography (Area normalization method) B.1 Food Additive Benzaldehyde Typical Gas Chromatography Food additives Benzaldehyde Typical gas chromatograms are shown in Figure B.1. Figure B.1 Food additive Benzaldehyde 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. 140 ℃ 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. about 30 mL/min. B.2.10 Injection volume. 0.2 μL. B.2.11 Split ratio. 1/75. ......

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