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GB 1886.129-2022 English PDF (GB 1886.129-2015)
GB 1886.129-2022 NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA National food safety standard - Food additive - Eugenol ISSUED ON: JUNE 30, 2022 IMPLEMENTED ON: DECEMBER 30, 2022 Issued by: National Health Commission; State Administration for Market Regulation. Table of Contents Foreword ... 3 1 Scope ... 4 2 Chemical name, molecular formula, structural formula, relative molecular mass ... 4 3 Technical requirements ... 4 Appendix A Determination of eugenol content ... 6 Appendix B Gas chromatogram of food additive eugenol (area normalization method) ... 7 National food safety standard - Food additive - Eugenol 1 Scope This standard applies to food additives eugenol, which is prepared by chemical isolation, using clove basil oil and bay leaf oil as raw materials AND by chemical synthesis, using guaiacol and allyl chloride as raw materials. 2 Chemical name, molecular formula, structural formula, relative molecular mass 2.1 Chemical name 4-allyl-2-methoxyphenol 2.2 Molecular formula C10H12O2 2.3 Structural formula 2.4 Relative molecular mass 164.20 (according to 2018 international relative atomic mass) 3 Technical requirements 3.1 Sensory requirements Sensory requirements shall meet the requirements of Table 1. Appendix A Determination of eugenol content A.1 Instruments and equipment A.1.1 Chromatograph: According to the provisions of Chapter 5 in GB/T 11538-2006. A.1.2 Column: Capillary column. A.1.3 Detector: Hydrogen flame ionization detector. A.2 Determination method Area normalization method: Determine the content, according to 10.4 in GB/T 11538- 2006. A.3 Repeatability result and representation It is carried out, in accordance with the provisions in 11.4 of GB/T 11538-2006. See Appendix B, for gas chromatogram (area normalization method) of food additive eugenol. ...... GB 1886.129-2015 (National food safety standards for food additives eugenol) National Standards of People's Republic of China National Food Safety Standard Food Additives eugenol 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 eugenol 1 Scope This standard applies to clove basil oil and bay leaf oil as raw material by chemical isolated from prepared food additive eugenol. 2 chemical name, molecular formula, molecular mass and structural formula 2.1 Chemical Name Formula 2.2 C10H12O2 2.3 formula 2.4 relative molecular mass 164.20 (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 yellow to yellow Liquid state The sample was placed in a cuvette, were visually observed Aroma of clove 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 sample soluble in 2mL70% (volume fraction) ethanol GB/T 14455.3 Eugenol content, w /% ≥ 98.0 Appendix A Acid value (in dollars KOH)/(mg/g) ≤ 1.0 GB/T 14455.5 Refractive index (20 ℃) 1.5400 ~ 1.5420 GB/T 14454.4 The relative density (25 ℃/25 ℃) 1.063 ~ 1.068 GB/T 11540 Appendix A Determination of eugenol 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 eugenol gas chromatograph (area normalization method) See Appendix B. Appendix B Food additive gas chromatogram Eugenol (Area normalization method) B.1 food additives eugenol gas chromatogram Food Additives eugenol gas chromatography is shown in Figure B.1. Figure B.1 food additives eugenol gas chromatogram B.2 operating conditions B.2.1 Column. capillary column length 15m, an inner diameter of 0.53mm. B.2.2 stationary phase. 100% polydimethylsiloxane. B.2.3 film thickness. 0.5μm. B.2.4 chromatography oven temperature. linear temperature programmed from 80 ℃ ~ 200 ℃, the rate of 5 ℃/min. B.2.5 Inlet temperature. 250 ℃. B.2.6 detector temperature. 250 ℃. B.2.7 Detector. Hydrogen flame ionization detector. B.2.8 carrier gas. nitrogen. Before B.2.9 column pressure. 0.02MPa. B.2.10 Injection volume. about 0.2μL. B.2.11 split ratio. 15.1. ...... Similar standards: GB 1886.127-2016 GB 1886.141-2016 Similar PDFs (Auto-delivered in 9 seconds): GB 1886.129-2022 GB 1886.127-2016 GB 1886.124-2015 GB 1886.114-2015 |