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SN/T 3995-2014 English PDF

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US$289.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 3995-2014: Textiles for import and export - Quantitative analysis method of phthalates
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 3995-2014	289	Add to Cart	3 days	Textiles for import and export - Quantitative analysis method of phthalates	Valid

Similar standards

GB/T 3923.1 GB/T 3922 GB/T 3923.2 SN/T 2558.14 SN/T 2558.15 SN/T 5694

Basic data

Standard ID: SN/T 3995-2014 (SN/T3995-2014)
Description (Translated English): Textiles for import and export - Quantitative analysis method of phthalates
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: W04
Classification of International Standard: 59.080
Word Count Estimation: 11,113
Date of Issue: 12/1/2014
Date of Implementation: 5/1/2015
Quoted Standard: GB/T 6682; GB/T 8170
Regulation (derived from): State-Quality-Inspection-accreditation [2014] 614
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the textiles 17 kinds of phthalates (see Appendix A) content by gas chromatography/mass spectrometry and high performance liquid chromatographic method. This standard applies to all kinds of textiles phthalic acid esters Determinat

SN/T 3995-2014: Textiles for import and export - Quantitative analysis method of phthalates

---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.
(Quantitative analysis of the import and export of textiles phthalates) People's Republic of China Entry-Exit Inspection and Quarantine Standards Import and export of textiles phthalates Quantitative Analysis Method Issued on. 2014-11-19 2015-05-01 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. People's Republic of China Zhejiang Exit Inspection and Quarantine, People's Republic of China Jiangsu Entry-Exit Inspection and Quarantine Bureau. The main drafters of this standard. should Xiaohong, Friends of Ding Chao, Sun Jun, Guxu Hua Qian Kai. Import and export of textiles phthalates Quantitative Analysis Method

1 Scope

This standard specifies the textiles 17 kinds of phthalates (see Appendix A) content by gas chromatography/mass spectrometry and HPLC Chromatographic method. This standard applies to all kinds of textiles phthalic acid esters Determination.

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 GB/T 8170 Revised data indicate about the rules and limit values and judgment Principle 3 Samples using dichloromethane as the extraction solvent by Soxhlet extractor, or other suitable method of extraction, and the extract volume through organic membrane filtration After gas chromatography/mass spectrometry (GC/MS) qualitative analysis. Gas chromatography/mass spectrometry in selected ion monitoring for confirmation, external standard method Quantified. If necessary, use a diode array detector with high performance liquid chromatography (HPLC/DAD) of phthalic containing dimethyl isomers Esters assisted qualitative, external standard.

4 Reagents and materials

4.1 Unless otherwise indicated, the reagents used were of analytical grade water to comply with GB/T 6682 provisions tertiary water. 4.2 dichloromethane. chromatography. 4.3 acetonitrile. chromatography. 4.4 Methanol. chromatographically pure. 4.5 phthalate standards. purity ≥97%, see Appendix A. Phthalate 4.6 standard stock solution. namely, accurately weighed amount of phthalates standard (4.5), with dichloromethane (GC / MS) or acetonitrile (HPLC/DAD) formulated as DEHP, DBP, BBP, DEP, DMP, DHP, DMEP, DAP, DIPP, PIPP, DIBP, DPRP, DNOP, DNP concentration of 500mg/L, DINP, DIDP, DIHP concentration of 1000mg/L standard stock solution liquid. Standard stock solution at 0 ℃ ~ 4 ℃ stored in a refrigerator for a period of six months. 4.7 phthalate mixed standard working solution. accurately draw the right amount of phthalates are standard stock solution (4.6), with methylene Alkoxy (GC/MS) or acetonitrile (HPLC/DAD) mixed standard working solution diluted to a suitable concentration. Mixed standard working solution at 0 ℃ ~ 4 ℃ stored in the refrigerator for a period of three months. 5. Apparatus 5.1 Gas chromatography/mass spectrometry (GC/MS). Hotels with electron impact ionization (EI). ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 3995-2014_English be delivered?

Answer: Upon your order, we will start to translate SN/T 3995-2014_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of SN/T 3995-2014_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 3995-2014_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.