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SN/T 3351-2012: Determination of bisphenol A in epoxy resin adhesives used in buliding for import and export
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 3351-2012 | English | 289 |
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Determination of bisphenol A in epoxy resin adhesives used in buliding for import and export
| Valid |
SN/T 3351-2012
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Standard similar to SN/T 3351-2012 SN/T 5268 Basic data | Standard ID | SN/T 3351-2012 (SN/T3351-2012) | | Description (Translated English) | Determination of bisphenol A in epoxy resin adhesives used in buliding for import and export | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Word Count Estimation | 11,193 | | Quoted Standard | GB/T 6682 | | Regulation (derived from) | National Quality Inspection (2012) 777; industry standard filing Notice 2013 No. 4 (No. 160 overall) | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the import and export of construction adhesive epoxy resin of bisphenol A in two methods, including the first law liquid chromatography mass spectrometry/mass spectrometry (LC-MS/MS) and a second HPLC method chromatography (HPLC), | SN/T 3351-2012: Determination of bisphenol A in epoxy resin adhesives used in buliding for import and export
---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 bisphenol A in epoxy resin adhesives used in buliding for import and export
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Importers construction with epoxy adhesive
Determination of Bisphenol A
Issued on. 2012-12-12
2013-07-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. Xiamen, People's Republic of China Exit Inspection and Quarantine.
The main drafters of this standard. Cai Yanping, Lai Ying, Zou Jianlong, Lin Rui, Ge Xiuxiu.
Importers construction with epoxy adhesive
Determination of Bisphenol A
1 Scope
This standard specifies two methods for determining the import and export building of bisphenol A epoxy resin adhesive, the method comprising a first liquid chromatography - mass spectrometry /
Mass spectrometry (LC-MS/MS) method and the second high performance liquid chromatography (HPLC). Wherein the first normal liquid chromatography - mass spectrometry/mass spectrometry for the arbitration law.
This standard is applicable to the determination of the import and export of bisphenol A epoxy resin adhesives in.
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
3 first normal liquid chromatography - mass spectrometry/mass spectrometry (LC-MS/MS)
3.1 Principle
Samples with ethanol ultrasonic extraction, extract was filtered by liquid chromatography - mass spectrometry/mass spectrometry and validation, external standard.
3.2 Reagents and materials
Unless otherwise specified, the reagents were of analytical grade water as a water line with GB/T 6682 regulations.
3.2.1 acetonitrile. chromatography.
3.2.2 Ethanol. chromatography.
3.2.3 Bisphenol A (CAS No. 80-05-7). purity ≥98%.
3.2.4 Standard stock solution (1000mg/L). Weigh accurately bisphenol A (3.2.3) 0.10g (accurate to 0.0001g), placed in 100mL capacity
Volumetric flask, dissolve and dilute with ethanol (3.2.2).
3.2.5 standard solution. Pipette appropriate amount of standard stock solution (3.2.4), diluted to standard working solution with a suitable concentration of ethanol (3.2.2).
3.2.6 The organic phase filter. 0.22μm.
3.3 instruments and equipment
3.3.1 Liquid chromatography - tandem mass spectrometry. equipped with electrospray ionization source.
3.3.2 vortex mixer.
3.3.3 ultrasonic cleaner (power ≥220W).
3.3.4 centrifuge. speed of not less than 4000r/min.
3.3.5 Electronic balance. a sense of the amount of 0.1mg.
3.4 Analysis Steps
3.4.1 Extraction
Said sample after mixing learn about 0.20g (accurate to 0.0001g), placed in 50mL tube with a stopper colorimetric, diluted with ethanol (3.2.2) to
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