GB 29952-2013 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 29952-2013	189	Add to Cart	3 days	Food additive -- γ-octanolactone	Valid

Similar standards

GB 28401   GB 28338   GB 28316   GB 29942   GB 29943   GB 29944   

Basic data

Standard ID: GB 29952-2013 (GB29952-2013)
Description (Translated English): Food additive -- ��-octanolactone
Sector / Industry: National Standard
Classification of Chinese Standard: C54
Classification of International Standard: 67.020
Word Count Estimation: 8,883
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: octalactone.

GB 29952-2013: Food additive -- γ-octanolactone

---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-Octalactone National Standards of People's Republic of China National Food Safety Standard Food Additives γ- -octalactone Issued on. 2013-11-29 2014-06-01 implementation National Food Safety Standard Food Additives γ- -octalactone

1 Scope

This standard applies to the n-amyl alcohol and acrylate (methyl acrylate) or by the hexanal and malonate for raw materials in the food additive γ- oct ester. 2 chemical name, molecular formula, molecular mass and structural formula 2.1 Chemical Name 5-butyl-dihydro -2 (3H) - furanone Formula 2.2 C8H14O2 2.3 formula OO 2.4 relative molecular mass 142.20 (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 colorless to pale yellow color of the sample is placed over the inner tube, were visually observed Liquid state Sweet aroma, coconut, fruity 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 oct-γ- lactone content, w /% ≥ 98.0 Appendix A Acid value (in dollars KOH)/(mg/g) ≤ 6.0 GB/T 14455.5 Refractive index (20 ℃) 1.443 ~ 1.447 GB/T 14454.4 The relative density (25 ℃/25 ℃) 0.970 ~ 0.980 GB/T 11540

Appendix A

Determination of γ- lactone content of oct 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 γ- -octalactone gas chromatograph (area normalization method) See Appendix B.

Appendix B

Food Additives γ- lactone oct gas chromatogram (Area normalization method) B.1 food additives γ- lactone oct gas chromatogram Figure B.1. Figure B.1 food additives γ- lactone oct 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% phenyl methyl polysiloxane. B.2.3 film thickness. 0.25 μm. B.2.4 chromatography oven temperature. 100 ℃ constant temperature 4 min; then linear temperature program from 100 ℃ ~ 190 ℃, the rate of 10 ℃/min; and finally 190 ℃ heated 15 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. 34.45 kPa. B.2.10 Injection volume. 0.2 μL. B.2.11 split ratio. 100︰1. ......

Image