GB/T 23296.8-2009 English PDF

US$359.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 23296.8-2009: Food contact materials -- Polymer -- Determination of acrylonitrile in food simulants -- Gas chromatography
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23296.8-2009	359	Add to Cart	3 days	Food contact materials -- Polymer -- Determination of acrylonitrile in food simulants -- Gas chromatography	Obsolete

Similar standards

GB 22255   GB 22570   GB/T 22246   GB/T 23296.6   GB/T 23296.23   GB/T 23296.5   

Basic data

Standard ID: GB/T 23296.8-2009 (GB/T23296.8-2009)
Description (Translated English): Food contact materials -- Polymer -- Determination of acrylonitrile in food simulants -- Gas chromatography
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: C53
Classification of International Standard: 67.250
Word Count Estimation: 9,962
Date of Issue: 2009-03-31
Date of Implementation: 2009-09-01
Quoted Standard: GB/T 6682; GB/T 23296.1-2009
Regulation (derived from): National Standard Approval Announcement 2009 No.3 (Total No.143)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the method for the determination of acrylonitrile in food simulants. This standard applies to water, 3% (mass concentration) acetic acid, determination of 10% (volume fraction) ethanol solution, such as water-based food simulants and olive oil acrylonitrile. Water-based food simulants lower limit of the determination of acrylonitrile 0. 02mg/L, olive oil lower limit of the determination of acrylonitrile 0. 02mg/kg.

GB/T 23296.8-2009: Food contact materials -- Polymer -- Determination of acrylonitrile in food simulants -- Gas chromatography

---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 contact materials. Polymer. Determination of acrylonitrile in food simulants. Gas chromatography ICS 67.250 C53 National Standards of People's Republic of China Food contact materials - Polymer Determination of acrylonitrile in food simulants Gas chromatography Posted 2009-03-31 2009-09-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The standard reference European Standard EN13130-3.2004 "food contact plastic materials and products for restricted substances - Part 3. Food Products and food simulants acrylonitrile Determination "(in English) to develop. Appendix A of this standard is an informative annex. This standard was proposed by the National Certification and Accreditation Administration Committee. This standard by the National Import and Export Food Safety Inspection Standardization Technical Committee (SAC/TC445) centralized. This standard was drafted. People's Republic of China Hubei Exit Inspection and Quarantine, Ningbo Entry-Exit Inspection and Quarantine of People's Republic of China Bureau of Haidian District, the product quality supervision and inspection, China Inspection and Quarantine Science Research Institute, People's Republic of China Guangdong Entry-Exit Inspection and Quarantine Bureau, the National Food Quality Supervision, Inspection and Safety Center. The main drafters of this standard. Guo Jian, Lin Zhenxing, Wang Zhaohui, Cui Hairong, Chen Zhifeng, Wu bud, Linhong Xiong, Song Wu Yuan Ling about Tao, Zou Xianmei, Chen Caoqi. Food contact materials - Polymer Determination of acrylonitrile in food simulants Gas chromatography

1 Scope

This standard specifies the method for the determination of acrylonitrile in food simulants. This standard applies to water, 3% (mass concentration) solution of acetic acid, 10% (volume fraction) ethanol and other water-based food simulants and olive oil Determination of acrylonitrile. Water-based food simulants acrylonitrile lower limit of detection was 0.02mg/L, olive oil acrylonitrile lower limit of detection was 0.02mg/kg.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD) GB/T 23296.1-2009 plastic food contact materials restricted substances in food and food simulants to specific substances in plastics Migration testing and determination of methods and conditions of exposure to food simulants Guide selection Principle 3 After food simulant acrylonitrile by headspace in the column and the internal standard propionitrile and separated from other components, with nitrogen and phosphorus detector inspection Measure, within the standard method.

4 Reagents and materials

Unless otherwise specified, water GB/T 6682 provided a water, reagents were of analytical grade. Acrylonitrile 4.1 standard. purity of greater than 99%. 4.2 propionitrile standards. purity of greater than 99%. 4.3 propylene carbonate. 4.4 glacial acetic acid. 4.5 ethanol. 4.6 olive oil. 4.7 3% (mass concentration) acetic acid solution. Weigh 30g (accurate to 0.1g) in glacial acetic acid (4.4) in 1L flask, water volume. 4.8 10% (by volume) ethanol. Measure 100mL anhydrous ethanol (4.5) in 1L flask, water volume. 4.9 acrylonitrile stock standard solution (12.5mg/mL). Measure 50mL propylene carbonate (4.3) in 100mL flask, tightly closed, weighing (Accurate to 0.0001g). Adding about 1.25g of acrylonitrile (4.1), cover tightly and shake. Re-weighed (accurate to 0.0001g), followed by carbon Malonic acid esters volume. Calculate the actual concentration of acrylonitrile standard stock solution. Acrylonitrile 4.10 standard solution (0.125mg/mL). accurate Pipette 10.0mL acrylonitrile standard stock solution (4.9) dissolved in 90.0mL Propylene carbonate, shake, the standard stock solution (4.9) diluted 10-fold. Repeat the above operation, the standard stock solution (4.9) diluted 100-fold. 4.11 acrylonitrile intermediate standard solution (0μg/mL ~ 25μg/mL). accurate Pipette respectively acrylonitrile standard solution (4.10) 0mL, 2.0mL, 4.0mL, 6.0mL, 8.0mL, 10.0mL in six 50mL vial (5.3), and successively added 50.0mL, ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 23296.8-2009_English be delivered?

Answer: Upon your order, we will start to translate GB/T 23296.8-2009_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/T 23296.8-2009_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 23296.8-2009_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.