SN/T 2250-2009 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2250-2009	399	Add to Cart	3 days	Determination of plasticizers in plastics and plastic articles. Gas Chromatography-mass spectrometry(GC-MS)method	Obsolete

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Basic data

Standard ID: SN/T 2250-2009 (SN/T2250-2009)
Description (Translated English): Determination of plasticizers in plastics and plastic articles. Gas Chromatography-mass spectrometry(GC-MS)method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: G31
Classification of International Standard: 83.080.01
Word Count Estimation: 10,176
Date of Issue: 2009-02-20
Date of Implementation: 2009-09-01
Regulation (derived from): National Quality Inspection [2009] No. 67
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the plastic raw materials and products in 18 kinds of plasticizers gas chromatography mass spectrometry. This standard applies to plastic materials and products Determination of 18 kinds of plasticizers. 18 kinds of plasticizers English name, CAS Number and molecular formula see Appendix A.

SN/T 2250-2009: Determination of plasticizers in plastics and plastic articles. Gas Chromatography-mass spectrometry(GC-MS)method

---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 plasticizers in plastics and plastic articles.Gas Chromatography-mass spectrometry (GC-MS) method Exit inspection and quarantine industry standard book People's Republic of China Determination of plastic raw materials and products plasticizer 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 a normative appendix, Appendix B and Appendix C are informative appendix. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard by the People's Republic of China SZCIQ responsible for drafting. The main drafters. Zhang Ya, Wang Chengyun, Liu Li, Mak Chi Hi, Li Ying. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of plastic raw materials and products plasticizer Gas chromatography - mass spectrometry

1 Scope

This standard specifies the plastic raw materials and products in 18 kinds of plasticizers gas chromatography - mass spectrometry method. This standard applies to plastic raw materials and products in 18 kinds of plasticizers measured. 18 kinds of plasticizers English name, CAS number And the formula given in Appendix A. Principle 2 Sample using ethyl acetate as the extraction solvent, the extraction, after extraction fluid volume by gas chromatography - mass spectrometry determination, internal standard method Quantified.

3 Reagents and materials

Unless otherwise specified, the reagents used were of analytical grade should be. 3.1 ethyl acetate. 3.2 Phthalates standard. Purity ≥97%. 3.3 adipate standard. Purity ≥97%. 3.4 phosphate-based standards. purity ≥97%. 3.5 acetyl tributyl citrate (ATBC) Standard. Purity ≥97%. 3.6 plasticizer standard stock solution. Weigh accurately respectively dibutyl phthalate (DBP) standard (3.2) phthalate, butyl benzyl phthalate (The BBP) standard (3.2), bis (2-ethylhexyl) phthalate (DEHP) standard (3.2), di-n-octyl phthalate (DNOP are) standard (3.2), diheptyl phthalate (DHP was) standard (3.2), and dipropyl phthalate (DPRP) standard (3.2) each 10.0mg, diisononyl phthalate (DINP) standard (3.2) and diisodecyl phthalate (DIDP) standard (3.2) each 100.0mg, adipic acid dimethyl ester standards (3.3) and adipic acid diethyl (DEA) standard (3.3) each 20.0mg, adipic acid Dibutyl (DBA) standard (3.3), diisobutyl adipate (DIBA) standard (3.3) adipate, di (2-ethylhexyl) ester (DEHA) Standard (3.3), dihexyl adipate (DHA) standard (3.3) adipate, di (2-butoxyethyl) ester (BBOEA) standard (3.3), Tributyl phosphate (TBP) standard (3.4), trioctyl phosphate (TEHP) standard (3.4) and acetyl tributyl citrate (ATBC) standard Commodities (3.5) each 10.0mg, were placed in 100mL flask, diluted with ethyl acetate (3.1) to the mark and mix. 3.7 Internal standard. adipate, di (1-butyl-pentyl) ester (bis (1-butylpentyl) adipate, referred BBPA). purity ≥97%. 3.8 standard internal standard stock solution. accurately weighed amount of adipic acid di (1-butyl-pentyl) ester (BBPA) standard (3.7), with ethyl Ester (3.1) formulated at a concentration of 0.10mg/mL standard stock solution. 3.9 mixed standard working solution. Apply the standard internal standard stock solution (3.8), a plasticizer standard stock solution (3.6), if necessary with ethyl Acid ethyl ester (3.1) diluted to a mixed standard working solution suitable concentration. 3.10 Internal standard solution. take appropriate internal standard stock solution (3.8), diluted to the appropriate concentration was necessary with ethyl acetate (3.1). 3.11 organic membranes. 0.45μm.

4 Instrument

4.1 Gas chromatography - mass spectrometry (GC-MS). Hotels EI source. 4.2 Analysis of balance. a sense of the amount of 0.1mg. ......

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