GB 28364-2012 English PDF

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US$139.00 · In stock
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GB 28364-2012: The food additive -- 2-methyl -2-pentenoic acid (strawberry acid)
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 28364-2012	139	Add to Cart	3 days	The food additive -- 2-methyl -2-pentenoic acid (strawberry acid)	Valid

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Basic data

Standard ID: GB 28364-2012 (GB28364-2012)
Description (Translated English): The food additive -- 2-methyl -2-pentenoic acid (strawberry acid)
Sector / Industry: National Standard
Classification of Chinese Standard: C54;X40
Classification of International Standard: 67.220.20
Word Count Estimation: 6,679
Regulation (derived from): Ministry of Health Bulletin 2012 No. 7
Issuing agency(ies): Ministry of Health of the People's Republic of China
Summary: This Chinese standard applies to propionaldehyde or butyraldehyde as raw materials and malonic acid for raw materials for food Additive 2 methyl-2 pentenoic acid (strawberry acid).

GB 28364-2012: The food additive -- 2-methyl -2-pentenoic acid (strawberry acid)

---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.
The food additive.2 - methyl - 2 - pentenoic acid (strawberry acid) National Standards of People's Republic of China National standards for food safety Food additive 2-methyl-2-pentenoic acid (strawberry acid) 2012-04-25 release 2012-06-25 Implementation Issued by the Ministry of Health of the People's Republic of China National standards for food safety Food additive 2-methyl-2-pentenoic acid (strawberry acid)

1 Scope

This standard applies to propanal as raw materials or n-butyraldehyde and malonic acid as raw materials prepared by the food additive 2-methyl-2-pentenoic acid (strawberry acid). 2 chemical name, molecular formula, structural formula and relative molecular mass 2.1 Chemical name 2-methyl-2-pentenoic acid 2.2 Molecular formula C6H10O2 2.3 Structural formula 2.4 Relative molecular mass 114.14 (according to the.2007 International Relative Atomic Quality)

3 technical requirements

3.1 sensory requirements. should be consistent with the provisions of Table 1. Table 1 sensory requirements The project requires a test method Color colorless to pale yellow State liquid or solid Place the sample in a colorimetric tube with a visual method Observed Fragrance Fragrance GB/T 14454.2 3.2 Physical and chemical indicators. should be consistent with the provisions of Table 2. Table 2 Physical and chemical indicators Item Index Test Method 2-methyl-2-pentenoic acid content, w /% ≥ 98.0 Appendix A Refractive index (20 ° C) 1.450 ~ 1.460 GB/T 14454.4 Relative density (25 ℃/25 ℃) 0.976 ~ 0.982 GB/T 11540

Appendix A

Determination of 2 - methyl - 2 - pentenoic acid content A.1 Instruments and equipment A.1.1 chromatograph. according to GB/T 11538-2006 in Chapter 5 of the provisions. A.1.2 Column. Capillary column. A.1.3 Detector. Hydrogen flame ionization detector. A.2 Determination method Area normalization method. according to GB/T 11538-2006 10.4 determination of content. A.3 repeatability and result representation According to GB/T 11538-2006 11.4 implementation of the provisions. Food additive 2-methyl-2-pentenoic acid Typical gas chromatogram (area normalization) See Appendix B.

Appendix B

Food additive 2-methyl-2-pentenoic acid Typical gas chromatogram (Area normalization method) B.1 Food additive 2-methyl-2-pentenoic acid Typical gas chromatogram Food additives 2-methyl-2-pentenoic acid Typical gas chromatograms are shown in Figure B.1. Figure B.1 Food additive 2-methyl-2-pentenoic acid Typical gas chromatogram B.2 Operating conditions B.2.1 Column. capillary column, length 30m, inner diameter 0.32mm. B.2.2 Stationary phase. (5% phenyl) methylpolysiloxane. B.2.3 Film thickness. 0.25 μm. B.2.4 Chromatographic furnace temperature. 180 ℃ constant temperature. B.2.5 Inlet temperature. 250 ° C. B.2.6 Detector temperature. 250 ° C. B.2.7 Detector. Hydrogen flame ionization detector. B.2.8 Carrier gas. nitrogen. B.2.9 Carrier gas flow rate. about 30 mL/min. B.2.10 Injection volume. 0.2 μL. B.2.11 Split ratio. 1/75. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB 28364-2012_English be delivered?

Answer: Upon your order, we will start to translate GB 28364-2012_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB 28364-2012_English with my colleagues?

Answer: Yes. The purchased PDF of GB 28364-2012_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.