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GB 31626-2014: National Food Safety Standard -- Food Additives -- Benzyl Salicylate
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GB 31626-2014	English	149	Add to Cart	2 days [Need to translate]	National Food Safety Standard -- Food Additives -- Benzyl Salicylate

GB 31626-2014: National Food Safety Standard -- Food Additives -- Benzyl Salicylate

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(National food safety standard.Food Additives.Benzyl salicylate (salicylic acid benzyl ester)) National Standards of People's Republic of China National Food Safety Standard Food additive benzyl salicylate (salicylic acid benzyl ester) Published 2014-12-24 2015-05-24 implementation People's Republic of China National Health and Family Planning Commission issued National Food Safety Standard Food additive benzyl salicylate (salicylic acid benzyl ester)

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 ℃) 1.573 ~ 1.584 GB/T 14454.4 Relative density (25 ℃/25 ℃) 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 ℃ thermostat. B.2.5 Inlet temperature. 250 ℃. B.2.6 Detector temperature. 280 ℃. 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. ...