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GB 31626-2014National Food Safety Standard -- Food Additives -- Benzyl Salicylate (English PDF)

食品安全国家标准食品添加剂水杨酸苄酯（柳酸苄酯）

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Issued by

National Health and Family Planning Commission of the People's Republic of China

Level / Type

National · Mandatory

Issue date

December 24, 2014

Implementation date

May 24, 2015

Scope

GB 31626-2014 is the English-translated version of 食品安全国家标准食品添加剂水杨酸苄酯（柳酸苄酯）.

GB 31626-2014 — This standard is applicable to water from the food additive sodium salicylate and benzyl chloride as starting material was obtained or derived from the acid esterified with benzyl alcohol Benzyl ester of salicylic acid (salicylic acid benzyl ester).

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Document preview — GB 31626-2014

National Standard of the People's Republic of China

Classification: X 09

Issued by: National Health and Family Planning Commission of the People's Republic of China

1 Scope
2 Chemical name, molecular formula, structural formula and relative molecular mass
2.1 Chemical Name
2.3 Formula
2.4 Molecular Weight
3 Technical requirements
3.1 Sensory requirements
3.2 Physical and Chemical Indicators

1 Scope

This standard is applicable to water from the food additive sodium salicylate and benzyl chloride as starting material was obtained or derived from the acid esterified with benzyl alcohol Benzyl ester of salicylic acid (salicylic acid benzyl ester).

2 Chemical name, molecular formula, structural formula and relative molecular mass

2.1 Chemical Name

2-hydroxybenzoic acid benzyl ester.

Formula 2.2

C14H12O3

2.3 Formula

2.4 Molecular Weight

228.25 (according to 2007 international relative atomic mass).

3 Technical requirements

3.1 Sensory requirements

Shall comply with the requirements in Table 1.

Table 1 Sensory requirements

Project requires test methods Color status colorless Oily liquid the sample was placed in a cuvette, were visually observed Faint aroma of sweet GB/T 14454.2

3.2 Physical and Chemical Indicators

Shall be in accordance with Table 2.

Table 2. Physical and chemical indicators

Item Index Test Method Benzyl salicylate (salicylic acid benzyl ester) content (w) /% >= 98 Appendix A Acid number (as KOH)/(mg/g) <= 1.0 GB/T 14455.5 Refractive index (25 °C) 1.573 ~ 1.584 GB/T 14454.4 Relative density (25 °C/25 °C) 1.173 ~ 1.183 GB/T 11540 Appendix A Determination of benzyl salicylate (salicylic acid benzyl ester) content A.1 instruments and equipment A.1.1 Chromatography. in GB/T 11538-2006 specified in Chapter 5.

A.1.2 Column. capillary column.

A.1.3 Detector. hydrogen flame ionization detector.

A.2 Determination

Area normalization method. Press the GB/T 11538-2006 Determination 10.4.

A.3 repeatability and results are expressed 11538-2006 carried out in accordance with the provisions of 11.4 GB/T , should meet the requirements.

Benzyl salicylate food additives typical gas chromatogram (area normalization method) Appendix B.

Appendix B

Food additive benzyl salicylate (salicylic acid benzyl ester) A typical gas chromatogram (Area normalization method) B.1 food additives benzyl salicylate (salicylic acid benzyl ester) A typical gas chromatogram Food additive benzyl salicylate (salicylic acid benzyl ester) A typical gas chromatogram is shown in Figure B.1.

A typical gas chromatogram of FIG B.1 food additives benzyl salicylate (salicylic acid benzyl ester) B.2 operating conditions B.2.1 Column. capillary column, 30m × 0.25mm. Or other equivalent column.

B.2.2 stationary phase. 5% phenyl methyl polysiloxane.

B.2.3 film thickness. 0.25µm.

B.2.4 chromatographic oven temperature.200 °C thermostat.

B.2.5 Inlet temperature. 250 °C.

B.2.6 Detector temperature. 280 °C.

B.2.7 Detector. hydrogen flame ionization detector.

B.2.8 Carrier gas. nitrogen purity of 99.99% or more.

B.2.9 carrier gas flow rate. 1.0mL/min.

B.2.10 Injection volume. 0.2µL.

B.2.11 Split ratio. 100.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.

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