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GB 31627-2014 English PDF

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GB 31627-2014: National Food Safety Standard -- Food Additives -- Carvacrol
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Basic data

Standard ID GB 31627-2014 (GB31627-2014)
Description (Translated English) National Food Safety Standard -- Food Additives -- Carvacrol
Sector / Industry National Standard
Classification of Chinese Standard C54
Classification of International Standard 67.020
Word Count Estimation 5,510
Date of Issue 12/24/2014
Date of Implementation 5/24/2015
Regulation (derived from) Health Planning Commission Bulletin 2014 No. 21
Issuing agency(ies) National Health and Family Planning Commission of the People's Republic of China
Summary This Standard is applicable to the carvone, limonene or isopropyl toluene was synthesized carvacrol food additives.

GB 31627-2014: National Food Safety Standard -- Food Additives -- Carvacrol

---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.
(National food safety standard.Food Additives.Carvacrol) National Standards of People's Republic of China National Food Safety Standard Food additives carvacrol 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 additives carvacrol

1 Scope

This standard applies to a carvone, limonene or p-cymene additive carvacrol synthesized to obtain food. 2 Chemical name, molecular formula, structural formula and relative molecular mass 2.1 Chemical Name 2-methyl-5-isopropyl phenol. Formula 2.2 C10H14O 2.3 formula 2.4 Molecular Weight 150.22 (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 to pale yellow liquid The sample was placed in a cuvette, were visually observed Aroma Thyme like spicy and grassy aroma 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 Carvacrol content (w) /% ≥ 98 Appendix A Refractive index (20 ℃) 1.521 ~ 1.528 GB/T 14454.4 Relative density (25 ℃/25 ℃) 0.974 ~ 0.979 GB/T 11540

Appendix A

Carvacrol Content Determination 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. Carvacrol food additives typical gas chromatogram (area normalization method) Appendix B.

Appendix B

Food additives typical gas chromatogram carvacrol (Area normalization method) B.1 food additives typical gas chromatogram carvacrol A typical gas chromatogram of food additives carvacrol Figure B.1. Figure B.1 food additives typical gas chromatogram carvacrol B.2 operating conditions B.2.1 Column. capillary column, 60m × 0.25mm. Or other equivalent column. B.2.2 stationary phase. bonding/cross-linked polyethylene glycol. B.2.3 film thickness. 0.25μm. B.2.4 chromatographic oven temperature.200 ℃. 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.

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