SN/T 2591.2-2010 English PDF
Basic dataStandard ID: SN/T 2591.2-2010 (SN/T2591.2-2010)Description (Translated English): Determination of phthalates in electrical and electronic equipment. Part 2: Gas chromatography-mass spectrum Sector / Industry: Commodity Inspection Standard (Recommended) Classification of Chinese Standard: L04 Classification of International Standard: 31.020 Word Count Estimation: 10,160 Date of Issue: 2010-05-27 Date of Implementation: 2010-12-01 Regulation (derived from): National Quality Inspection (2010) 290; industry standard filing Notice 2010 No. 10 (No. 130 overall) Issuing agency(ies): General Administration of Customs Summary: This standard specifies the electrical and electronic products, plastic components in the 15 kinds of phthalate esters by gas chromatography mass spectrometry. This standard applies to electrical and electronic products, plastic components in the 15 kinds of phthalates determination. SN/T 2591.2-2010: Determination of phthalates in electrical and electronic equipment. Part 2: Gas chromatography-mass spectrum---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 phthalates in electrical and electronic equipment.Part 2. Gas chromatography-mass spectrum People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of electrical and electronic products, phthalates substances Part 2. Gas chromatography - mass spectrometry Part 2. Gaschromatography-massspectrum Issued on. 2010-05-27 2010-12-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released ForewordSN/T 2591 "electrical and electronic products, phthalates Determination" is divided into three parts. --- Part 1. gas chromatography; --- Part 2. Gas chromatography - mass spectrometry; --- Part 3. high performance liquid chromatography; This section SN/T 2591 Part 2. 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 was drafted by. People's Republic of China Guangdong Entry-Exit Inspection and Quarantine, Shenzhen People's Republic of China Bureau, People's Republic of China Shandong CIQ. The main drafters of this section. ZHOU Ming-hui, Li Dan, Liu Yingfeng, Zheng Jianguo, Di Cuiping, Wangyun Yu, Xiaoda Hui, Liu Li, Niu Zengyuan. The first part of the Department of Inspection and Quarantine issued by industry standards. Determination of electrical and electronic products, phthalates substances Part 2. Gas chromatography - mass spectrometry1 ScopeThis section specifies the electrical and electronic products plastic parts of 15 phthalate esters by gas chromatography - mass spectrometry. This section applies to the determination of electrical and electronic goods and plastic parts 15 kinds of phthalates.2 Method summaryAfter the sample was freeze pulverized and mixed solvent extract was filtered with methanol chloroform (12) by gas chromatography - mass spectrometry Instrument (GC/MS) measurement, external standard.3 Reagents and materialsUnless otherwise specified, all reagents were of analytical grade. 3.1 methanol. 3.2 chloroform. The extract was 3.3. chloroform methanol (12). 3.4 phthalate esters. standard, purity ≥98%. 15 kinds of phthalates material Chinese name, English name, English Text abbreviations, CAS number, and the formula given in Appendix A. Phthalate esters 3.5 standard stock solution. accurately weighed amount of phthalates standard (3.4), to the nearest 0.1mg, respectively, were dissolved and set the volume with methanol (3.1). Preparation of a concentration of 500mg/L of standard stock solution. 3.6 preparation of phthalate esters mixed standard working solution. Pipette respectively concentration of 500mg/L of phthalate esters thereof Quality (3.5) standard stock solution of the appropriate volume, placed in the same volumetric flask, diluted with methanol (3.1) to prepare a mixed standard required concentration Working solution.4 instruments and equipment4.1 Gas chromatography/mass spectrometry (GC/MSD). with EI source. 4.2 microwave extraction instrument. 4.3 mill or similar device. 4.4 Pipette. 10mL. 4.5 needle filter head. 0.45μm.5 Sample PreparationThe sample was broken into pieces less than 1cm × 1cm, after frozen in liquid nitrogen, using a mill (4.3) crushed to a particle size less than 1mm Particles. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of SN/T 2591.2-2010_English be delivered?Answer: Upon your order, we will start to translate SN/T 2591.2-2010_English as soon as possible, and keep you informed of the progress. The lead time is typically in 9 seconds (download/delivered in 9 seconds). 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