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Food additive -- δ-octanolactone
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Basic data
Standard ID: GB 29953-2013 (GB29953-2013)
Description (Translated English): Food additive -- ��-octanolactone
Sector / Industry: National Standard
Classification of Chinese Standard: C54
Classification of International Standard: 67.020
Word Count Estimation: 8,884
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 29953-2013: Food additive -- δ-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 δ- -octalactone
Issued on. 2013-11-29
2014-06-01 implementation
National Food Safety Standard
Food Additives δ- -octalactone
1 Scope
This standard applies to the cyclopentanone and propionaldehyde for raw materials of food additives δ- oct-lactone.
2 chemical name, molecular formula, molecular mass and structural formula
2.1 Chemical Name
Formula 2.2
C8H14O2
2.3 formula
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
Colorless to pale yellow color
The sample was placed in a cuvette, were visually observed liquid state
Aroma coconut-like 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
oct-δ- lactone content, w /% ≥ 98.0 Appendix A
Refractive index (20 ℃) 1.452 ~ 1.458 GB/T 14454.4
The relative density (25 ℃/25 ℃) 0.994 ~ 0.999 GB/T 11540
Appendix A
Determination δ- 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.
Sample Preparation. Measure 1 mL sample was dissolved in 4 mL of acetone, shake spare.
A.3 repeatability and results are shown
According to GB/T 11538-2006 provisions in 11.4, shall comply with the requirements.
Food Additives δ- -octalactone gas chromatograph (area normalization method) See Appendix B.
Appendix B
Food Additives δ- lactone oct gas chromatogram
(Area normalization method)
B.1 food additives δ- lactone oct gas chromatogram
Figure B.1.
1-- acetone;
2 - δ- lactone oct.
Figure B.1 food additives δ- 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. linear temperature programmed from 50 ℃ ~ 180 ℃, the rate of 4 ℃/min; then linear temperature program from 180 ℃ ~
250 ℃, rate of 25 ℃/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.
......
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