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GB 29980-2013 English PDF

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GB 29980-2013: Food additive -- Allyl isothiocyanate
Status: Valid

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
GB 29980-2013	English	189	Add to Cart	3 days [Need to translate]	Food additive -- Allyl isothiocyanate	Valid	GB 29980-2013

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Basic data

Standard ID	GB 29980-2013 (GB29980-2013)
Description (Translated English)	Food additive -- Allyl isothiocyanate
Sector / Industry	National Standard
Classification of Chinese Standard	C53
Classification of International Standard	67.020
Word Count Estimation	8,836
Regulation (derived from)	China Food & Drug Administration [2013] No. 234, November, 1, 2013
Issuing agency(ies)	National Health and Family Planning Commission of the People's Republic of China
Summary	This standard applies to food additives: allyl isothiocyanate.

GB 29980-2013: Food additive -- Allyl isothiocyanate

---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.
Food additive-Allyl isothiocyanate National Standards of People's Republic of China National Food Safety Standard Food Additives allyl isothiocyanate Issued on. 2013-11-29 2014-06-01 implementation National Food Safety Standard Food Additives allyl isothiocyanate

1 Scope

This standard applies to the allyl chloride and sodium thiocyanate for raw materials of food additives allyl isothiocyanate. 2 chemical name, molecular formula, molecular mass and structural formula 2.1 Chemical Name Allyl isothiocyanate Formula 2.2 C4H5NS 2.3 formula NC 2.4 relative molecular mass 99.15 (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 Colorless to pale yellow color of the sample was placed inside color than the tube, were visually observed Liquid state Very spicy aroma pungent odor GB/T 14454.2 a Be assessed when a propylene glycol required samples were diluted 100-fold. 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 Allyl isothiocyanate content, w /% ≥ 98.0 Appendix A Acid value (in dollars KOH)/(mg/g) ≤ 1.0 GB/T 14455.5a Refractive index (20 ℃) 1.524 ~ 1.532 GB/T 14454.4 The relative density (25 ℃/25 ℃) 1.013 ~ 1.020 GB/T 11540 a indicator phenol red indicator solution.

Appendix A

Determination of allyl isothiocyanate 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 According to GB/T 11538-2006 provisions in 11.4, shall comply with the requirements. Food Additives allyl isothiocyanate gas chromatograph (area normalization method) See Appendix B.

Appendix B

Food Additives allyl isothiocyanate gas chromatogram (Area normalization method) B.1 food additives allyl isothiocyanate gas chromatogram Figure B.1. B.1 food additives allyl isothiocyanate gas chromatogram B.2 operating conditions B.2.1 Column. capillary column, length 30 m, an inner diameter of 0.32 mm. B.2.2 stationary phase. 5% diphenyl-95% dimethylpolysiloxane. B.2.3 film thickness. 1.0 μm. B.2.4 chromatography oven temperature. 80 ℃ constant temperature 3 min; then linear temperature programmed from 80 ℃ ~ 250 ℃, the rate of 18 ℃/min; and finally 250 ℃ thermostat 5 min. B.2.5 inlet temperature. 230 ℃. B.2.6 detector temperature. 280 ℃. B.2.7 Detector. Hydrogen flame ionization detector. B.2.8 carrier gas. nitrogen. B.2.9 pre-column pressure. 96 kPa. B.2.10 Injection volume. 0.1 μL. B.2.11 split ratio. 50︰1.

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