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SN/T 2649.1-2010: Determination of asbestos in cosmetics for import and export. Part 1: X-ray diffraction and scan electron microscopy method
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 2649.1-2010 | English | 259 |
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Determination of asbestos in cosmetics for import and export. Part 1: X-ray diffraction and scan electron microscopy method
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SN/T 2649.1-2010
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Basic data | Standard ID | SN/T 2649.1-2010 (SN/T2649.1-2010) | | Description (Translated English) | Determination of asbestos in cosmetics for import and export. Part 1: X-ray diffraction and scan electron microscopy method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | Y42 | | Classification of International Standard | 71.100.70 | | Word Count Estimation | 10,128 | | Date of Issue | 2010-11-01 | | Date of Implementation | 2011-05-01 | | Quoted Standard | GB/T 6682; SN/T 2649.2 | | Regulation (derived from) | National Quality Inspection (2010) 582 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the determination of asbestos content in cosmetics �� ray diffraction and scanning electron microscopy. This standard applies to talcum powder as raw material silty cosmetics asbestos content. | SN/T 2649.1-2010: Determination of asbestos in cosmetics for import and export. Part 1: X-ray diffraction and scan electron microscopy method
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Determination of asbestos in cosmetics for import and export.Part 1. X-ray diffraction and scan electron microscopy method
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of the import and export of asbestos in cosmetics
Part 1. X-ray Diffraction - Scanning electron microscopy
Part 1. X-raydiffractionandscanelectronmicroscopymethod
Issued on. 2010-11-01
2011-05-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
SN/T 2649 "Determination of asbestos in the import and export of cosmetics" is divided into two parts.
--- Part 1. X-ray diffraction - Scanning electron microscopy;
Part --- Article 2. X-ray diffraction - polarizing microscopy.
This section SN/T 2649 Part 1.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This section proposed and managed by the National Certification and Accreditation Administration Committee.
This section drafted by. China Inspection and Quarantine Science Research Institute, People's Republic of China Jiangsu CIQ.
The main drafters of this section. Yan Yan, Lijun Fang, Lu Xiaojing, Li Shujuan, sealing Yahui.
Determination of the import and export of asbestos in cosmetics
Part 1. X-ray Diffraction - Scanning electron microscopy
1 Scope
This section SN/T 2649 provisions of the cosmetics asbestos content determination X- ray diffraction and scanning electron microscopy.
This section applies to the determination of silty cosmetics in the asbestos content of talc powder as raw material.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
Laboratory use specifications and test methods GB/T 6682 Analysis
Determination of X-ray diffraction spectrum of SN/T 2649.2 Importers cosmetics asbestos - polarized light microscopy
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Asbestos asbestos
Including fibrous serpentine (chrysotile) and fibrous amphibole (eg. crocidolite, amosite, anthophyllite asbestos, tremolite asbestos and yang
Actinolite asbestos) silicate minerals.
3.2
The chemical composition of asbestos chemicalcompositionofasbestos
Chrysotile, also known as chrysotile, the formula. Mg3Si2O5 (OH) 4.
Amphibole asbestos including five subspecies. crocidolite, the formula. Ma2 (Mg.Fe.Al) 5Si8O22 (OH) 2; anthophyllite asbestos, chemical
Of the formula. (Mg.Fe2) 7Si8O22 (OH) 2; amosite, the formula. (Fe2 .Mg) 7Si8O22 (OH) 2; tremolite asbestos, the formula.
Ca2Mg5Si8O22 (OH) 2 and actinolite asbestos, chemical formula. Ca2Mg5Si8O22 (OH) 2.
3.3
Fibrous particles fiberparticle
Particle aspect ratio of greater than 3.
3.4
Preliminary analysis of the sample firstanalysissample
After ashing, sieve analysis treated samples.
3.5
Secondary analysis of a sample secondanalysissample
Preliminary analysis of the sample after acid treatment for quantitative analysis.
4 Method summary
X-ray diffraction and scanning electron microscopy powdered cosmetics asbestos qualitative analysis to determine whether it contains asbestos. Correct
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