SN/T 2408-2009 English PDF

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SN/T 2408-2009: Determination of migration of 2-methoxyethylacetate, 2-ethoxyethanol, 2-ethoxyethyl acetate, bis(2-methoxyethyl) ether, styrene, isophorone and nitrobenzene in toys
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2408-2009	289	Add to Cart	3 days	Determination of migration of 2-methoxyethylacetate, 2-ethoxyethanol, 2-ethoxyethyl acetate, bis(2-methoxyethyl) ether, styrene, isophorone and nitrobenzene in toys	Valid

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GB 6675.2   GB 6675.3   GB 6675.1   SN/T 2402   SN/T 2403   SN/T 2401   

Basic data

Standard ID: SN/T 2408-2009 (SN/T2408-2009)
Description (Translated English): Determination of migration of 2-methoxyethylacetate, 2-ethoxyethanol, 2-ethoxyethyl acetate, bis(2-methoxyethyl) ether, styrene, isophorone and nitrobenzene in toys
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: Y57
Classification of International Standard: 97.200.50
Word Count Estimation: 11,199
Date of Issue: 2009-09-02
Date of Implementation: 2010-03-16
Quoted Standard: GB/T 6682
Regulation (derived from): Entry-Exit Inspection and Quarantine circular industry standards (2009. 09. 02)
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the toys, 2 methoxy-ethyl acetate, ethylene glycol monomethyl ether, 2 ethoxy ethyl acetate, bis (2 methoxyethyl) ether, styrene, isophorone and nitrobenzene migration GC mass spectrometry. This standard applies to polymeric materials and toys Toys with adhesive stickers, 2 methoxy-ethyl acetate, ethylene glycol monomethyl ether, 2 ethoxy ethyl acetate, bis (2 methoxy-B yl) ether, styrene, isophorone and nitrobenzene migrate content.

SN/T 2408-2009: Determination of migration of 2-methoxyethylacetate, 2-ethoxyethanol, 2-ethoxyethyl acetate, bis(2-methoxyethyl) ether, styrene, isophorone and nitrobenzene in toys

---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.
Determination of migration of 2-methoxyethylacetate, 2-ethoxyethanol, 2-ethoxyethyl acetate, bis (2-methoxyethyl) ether, styrene, isophorone and nitrobenzene in toys Exit inspection and quarantine industry standard book People's Republic of China 2-methoxy-ethyl toys, ethylene glycol monoethyl ether, 2-ethoxy-ethyl, bis (2-methoxyethyl) ether, Determination of styrene, isophorone and nitrobenzene migration of Posted 2009-09-02 2010-03-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

The reference to the standard EN71-10.2005 "organic sample preparation and extraction" (in English) in Section 6 and EN71-11.2005 "The method of analysis of organic compounds" (in English) in section 5.5.6. The Standard Appendix A, Appendix B, Appendix C are informative appendices. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. China Inspection and Quarantine Science Research Institute, People's Republic of China Shanghai Exit Inspection and Quarantine. The main drafters of this standard. birch, Zhang, Wen Wei Bi, Moujun Wen, Dong Yiyang. This standard is the first release of the entry-exit inspection and quarantine industry standards. 2-methoxy-ethyl toys, ethylene glycol monoethyl ether, 2-ethoxy-ethyl, bis (2-methoxyethyl) ether, Determination of styrene, isophorone and nitrobenzene migration of

1 Scope

This standard specifies the toys 2-methoxy-ethyl acetate, ethylene glycol monomethyl ether, 2-ethoxy ethyl acetate, bis (2-methoxyethyl) ether, Styrene, isophorone and nitrobenzene migration of gas chromatography - mass spectrometry. This standard applies to toys polymer material with adhesive stickers and toys in 2-methoxy-ethyl acetate, ethylene glycol monomethyl ether, 2-ethyl Determination of migration of ethyl group, bis (2-methoxyethyl) ether, styrene, isophorone and nitrobenzene.

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. Principle 3 Deionized water was extracted as an analog toys ethyl 2-methoxyethanol, ethylene glycol monoethyl ether, 2-ethoxy ethyl acetate, bis (2- Methoxyethyl) ether, styrene, isophorone and nitrobenzene (see Appendix A), and then using solid phase extraction, gas chromatography - mass spectrometry into Line separation and determination, external standard.

4 Reagents and materials

Unless otherwise indicated, the reagents used were of analytical grade, test water should be consistent with GB/T 6682 a water standards. 4.1 Carrier gas. high purity helium, purity ≥99.99%. 4.2 acetone. chromatography. 4.3 dichloromethane. chromatography. 4.4 ethyl acetate. chromatography. 4.5 Solid phase extraction devices. SPE frame, Chromabond-Easy solid phase extraction column, specifications 6mL/500mg. 4.6 2-methoxy-ethyl standards. purity ≥97%. 4.7 ethylene glycol monomethyl ether. purity ≥99.5%. 4.8 2-ethoxy ethyl acetate. purity ≥98%. 4.9 pairs of (2-methoxyethyl) ether. purity ≥99%. 4.10 Styrene. purity ≥99.5%. 4.11 isophorone. Purity ≥98%. 4.12 nitrobenzene. Purity ≥99%. 4.13 standard stock solution (see Table 1). accurate Pipette a certain volume of standard products to 100mL volumetric flask, constant volume with acetone to give a mixture of standard Quasi stock solution. The solution was sealed and stored at 3 ℃ ~ 5 ℃ in the dark, it can be stored for three months. ......

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