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| SN/T 2276-2009 | English | 319 |
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Food contact materials. Paper pulp, paper and cardboard. Determination of pentachlorophenol in water extraction. GC/MS method
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SN/T 2276-2009
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Basic data | Standard ID | SN/T 2276-2009 (SN/T2276-2009) | | Description (Translated English) | Food contact materials. Paper pulp, paper and cardboard. Determination of pentachlorophenol in water extraction. GC/MS method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X08 | | Classification of International Standard | 67.250 | | Word Count Estimation | 8,885 | | Date of Issue | 2009-02-20 | | Date of Implementation | 2009-09-01 | | Quoted Standard | GB/T 6682 | | Regulation (derived from) | National Quality Inspection [2009] No. 67 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the import and export of food contact materials of pulp, paper and paperboard aqueous extract of pentachlorophenol by gas chromatography mass spectrometry. This standard applies to food contact materials of pulp, paper and paperboard water extract Determination of pentachlorophenol. | SN/T 2276-2009: Food contact materials. Paper pulp, paper and cardboard. Determination of pentachlorophenol in water extraction. GC/MS method
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Food contact materials.Paper pulp, paper and cardboard.Determination of pentachlorophenol in water extraction.GC/MS method
Exit inspection and quarantine industry standard book People's Republic of China
Food contact materials pulp, paper and paperboard
Determination of water extract pentachlorophenol
Gas chromatography - mass spectrometry
Posted 2009-02-20
2009-09-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
Appendix A of this standard is an informative annex.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. People's Republic of China Beijing Entry-Exit Inspection and Quarantine Bureau, People's Republic of China Shandong Entry-Exit Inspection and Quarantine
Bureau, People's Republic of China Anhui CIQ.
The main drafters; Li Hong, Tangshu Tian, Han deep Hanzhen Tao, Chen Chun risk, Yang Ye, Liu He.
This standard is the first release of the entry-exit inspection and quarantine industry standards.
Food contact materials pulp, paper and paperboard
Determination of water extract pentachlorophenol
Gas chromatography - mass spectrometry
1 Scope
This standard specifies the import and export of food contact materials pulp, paper and paperboard aqueous extract pentachlorophenol by gas chromatography - mass spectrometry.
This standard applies to food contact materials pulp, paper and board Determination of water extract liquid pentachlorophenol.
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 water analysis test specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD)
Principle 3
Aqueous extraction of the sample with sodium carbonate, extract after acetylation with acetic anhydride hexane extract with mass selective detector with gas
Chromatograph (GC/MS) in selected ion monitoring mode determination, external standard.
4 Reagents and materials
Unless otherwise specified, the reagents were of analytical grade water to comply with two water GB/T 6682 regulations.
4.1 hexane. HPLC grade.
4.2 of acetic anhydride.
4.3 anhydrous sodium carbonate.
4.4 sodium chloride.
4.5 sodium carbonate solution (0.1mol/L water). Weigh anhydrous sodium carbonate 10.6g (accurate to 0.01g), water volume to 1000mL, shake.
4.6 pentachlorophenol (PCP) reference standards. purity ≥99.5%, CAS Number. [87-86-5].
5 instruments and equipment
5.1 Gas chromatograph. equipped with a mass selective detector (MSD).
5.2 Centrifuge. 4000r/min.
5.3 Vortex Mixer.
5.4 ultrasonic generator. Operating frequency 40kHz.
5.5 Adjustable micropipette. 100μL ~ 1000μL; 500μL ~ 5000μL.
5.6 plug plastic centrifuge tube. 50mL.
5.7 plug volumetric flask. 100mL.
Step 6 Analysis
6.1 migration test
Weigh 20g representative sample, which was cut to 5mm × 5mm or less, and mix. He said take 2.0g sample of mixture of (accurate to 0.01g),
A 50mL plastic centrifuge tube with a stopper, add 40mL sodium carbonate solution (4.5), ultrasonic extraction 30min, the extract was filtered to another
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