|
US$239.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 2407-2009: Determination of phenol and bisphenol A in toys
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 2407-2009 | English | 239 |
Add to Cart
|
3 days [Need to translate]
|
Determination of phenol and bisphenol A in toys
| Valid |
SN/T 2407-2009
|
PDF similar to SN/T 2407-2009
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
|