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GB 1886.126-2015: National Food Safety Standard -- Food Additives -- Linalyl
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GB 1886.126-2015: National Food Safety Standard -- Food Additives -- Linalyl

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(National food safety standards for food additives linalyl) National Standards of People's Republic of China National Food Safety Standard Food Additives linalyl acetate Issued on. 2015-09-22 2016-03-22 implementation People's Republic of China National Health and Family Planning Commission released National Food Safety Standard Food Additives linalyl acetate

1 Scope

This standard applies to dehydrogenation or linalool linalool and acetic anhydride as raw materials by chemical reaction linalyl food additive. 2 chemical name, molecular formula, molecular mass and structural formula 2.1 Chemical Name 3,7-dimethyl-1,6-dien-3-ol acetate Formula 2.2 C12H20O2 2.3 formula 2.4 relative molecular mass 196.29 (according to 2007 international relative atomic mass)

3 Technical requirements

3.1 Sensory requirements Sensory requirements shall comply with the requirements of Table 1. Table 1 Sensory requirements Project requires test methods Color colorless Liquid state The sample was placed in a cuvette, were visually observed Aroma of floral, fruity aroma GB/T 14454.2 3.2 Physical and Chemical Indicators 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 ℃) 1mL whole sample was dissolved in 5mL 70% (volume fraction) ethanol GB/T 14455.3 Linalyl acetate content, w /% ≥ 95.0 Appendix A Acid value (in dollars KOH)/(mg/g) ≤ 0.5 GB/T 14455.5 Refractive index (20 ℃) 1.4480 ~ 1.4520 GB/T 14454.4 The relative density (25 ℃/25 ℃) 0.895 ~ 0.914 GB/T 11540

Appendix A

Determination linalyl ester content A.1 instruments and equipment A.1.1 chromatograph. According to GB/T 11538-2006 provisions in Chapter 5. A.1.2 Column. capillary column. A.1.3 Detector. Hydrogen flame ionization detector. A.2 Determination Area normalization method. According to GB/T 11538-2006 10.4 Determination. A.3 repeatability and results are shown Performed according to GB/T 11538-2006 11.4 provisions. Food Additives linalyl gas chromatograph (area normalization method) See Appendix B.

Appendix B

Food Additives linalyl gas chromatogram (Area normalization method) B.1 food additives linalyl gas chromatogram Food Additives linalyl acetate by gas chromatography is shown in Figure B.1. Figure B.1 food additives linalyl gas chromatogram B.2 operating conditions B.2.1 Column. capillary column length 30m, an inner diameter of 0.25mm. B.2.2 stationary phase. polyethylene glycol. B.2.3 film thickness. 0.25μm. B.2.4 chromatography oven temperature. 115 ℃ constant temperature 2min; then linear temperature program from 115 ℃ ~ 195 ℃, the rate of 3 ℃/min. B.2.5 inlet temperature. 210 ℃. B.2.6 detector temperature. 260 ℃. B.2.7 Detector. Hydrogen flame ionization detector. B.2.8 carrier gas. nitrogen. Before B.2.9 column pressure. 0.06MPa. B.2.10 Injection volume. about 0.2μL. B.2.11 Split ratio. 100.1. ...