SN/T 2407-2009 English PDF

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SN/T 2407-2009: Determination of phenol and bisphenol A in toys
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2407-2009	239	Add to Cart	3 days	Determination of phenol and bisphenol A in toys	Valid

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Basic data

Standard ID: SN/T 2407-2009 (SN/T2407-2009)
Description (Translated English): Determination of phenol and bisphenol A in toys
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: Y57
Classification of International Standard: 97.200.50
Word Count Estimation: 9,950
Date of Issue: 2009-09-02
Date of Implementation: 2010-03-16
Quoted Standard: GB/T 6682
Adopted Standard: EN 71-10-2005, MOD; EN 71-11-2005, MOD
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 can contact with the liquid and polymer materials, modeling clay, with adhesive stickers, leather and other toys of phenol and bisphenol A migration Ying liquid chromatographic method. This standard applies to toys and polymeric materials can be wetted, modeling clay, with adhesive stickers, leather and other toys of phenol and bisphenol A migration of content.

SN/T 2407-2009: Determination of phenol and bisphenol A 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 phenol and bisphenol A in toys Exit inspection and quarantine industry standard book People's Republic of China Determination of toys phenol and bisphenol A 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) section 8.2.3,8.5.3, 8.7.3,8.9.3 and EN71-11.2005 "method of analysis of organic compounds" (in English) in Section 5.5.2. The Standard Appendix A and Appendix B 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 Hunan Exit Inspection and Quarantine, the People's Republic of China Exit Inspection and Quarantine and the State Beijing. The main drafters of this standard. birch, Dai Jianping, Chen, Sun Zhen, Zhang. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of toys phenol and bisphenol A

1 Scope

This standard specifies the toys can contact with the liquid and polymer materials, modeling clay, stickers Class of adhesives, leather and other toys in benzene Liquid chromatography method for phenol and bisphenol A migration of. This standard applies to toys may contact the liquid and polymer materials, modeling clay, stickers Class of adhesives, leather and other toys in benzene Determination of phenol and bisphenol A migration of.

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. Laboratory use specifications and test methods GB/T 6682 Analysis Principle 3 Deionized water was extracted as an analog toys phenol and bisphenol A (see Appendix A), extract by centrifugal filtration with high performance liquid Chromatography - fluorescence detection was measured. According to their retention time qualitative, external standard.

4 Reagents and materials

Unless otherwise indicated, the reagents used were of analytical grade water as a water GB/T 6682 regulations. 4.1 Methanol. chromatographically pure. 4.2 Phenol standard substance. purity ≥99%. 4.3 Bisphenol A standard substance. purity ≥99%. 4.4 Phenol standard stock solution. accurately weighed amount of phenol standard substance (accurate to 0.1mg), prepared in methanol to a concentration of 100mg/L Standard stock solution. Diluted to concentrations applicable standard working solution as needed with methanol. 4.5 Bisphenol A standard stock solution. accurately weighed amount of bisphenol A reference material (accurate to 0.1mg), formulated at a concentration of methanol 250mg/L of standard stock solution. Diluted to concentrations applicable standard working solution as needed with methanol.

5 instruments and equipment

5.1 High performance liquid chromatograph. equipped with fluorescence detector. 5.2 Analysis of balance. to be reading 0.0001g. 5.3 micro injector 20μL. 5.4 Ultrasonic extraction device. the operating frequency of 40kHz. Centrifuge 5.5. more than 5000r/min. 5.6 solvent filter. 5.7 0.45μm membrane filtration water system.

6 measuring step

6.1 Sample Processing 6.1.1 may contact the liquid sample Representative sample extracted from the sample, different colors may contact the liquid sample should select a representative sample. Contacting a liquid sample can be taken approximately 1g ......

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