Textile and Leather Products Subject to New Industrial Standards in Korea

July 15, 2015 - PRLog -- Korean Industrial Standards Update Test Methods for Detecting Restricted Substances

KS K 0733:2014 (1) – Test method for determination of pentachlorophenol (PCP), tetrachlorophenol (TeCP) and trichlorophenol (TriCP) content in textiles and/or leather (supersedes KS K 0733:2007):

-       Test specimen is extracted using an ultrasonic extractor and derivatized by acetic anhydride and triethylamine.

-       Instrumental analysis is done by Gas Chromatograph – Electron Capture Detector (GC-ECD) or Gas Chromatograph – Mass Spectrometer (GC-MS).

KS K 0736:2014 (2) – Test method for determination of allergenic disperse dyes content in textiles (supersedes KS K 0736:2007):

-       Test specimen is extracted in methanol using an ultrasonic bath at 70℃.;

-       Instrumental analysis is done by High-Performance Liquid Chromatography (HPLC) – Diode Array Detector (DAD) / Mass Spectrometry (MS).

-       22 allergenic disperse dyes are listed in the standard.

KS K 0737:2014 (3) – Test method for determination of selected organotin compounds content in textiles (supersedes KS K 0737:2007):

-       Test specimen is extracted using acidified methanol and derivatized by sodium tetraethyl borate, using tripropyl tin chloride as the internal standard.

-       Instrumental analysis is done by Gas Chromatograph – Mass Spectrometer (GC-MS).

-       8 organotin compounds are listed in the standard.

Highlights of restricted substances test methods for KC mark in textile / leather products are summarized in a table within the latest SafeGuards bulletin. (http://www.sgs.com/en/Our-Company/News-and-Media-Center/News-and-Press-Releases/2015/06/SafeGuardS-09215-New-Korean-Industrial-Standards-for-Restricted-Substances-in-Textile-Product.aspx)

References:

(1) SGS Safeguards Bulletin No. 51/10 – March 2010 (http://newsletter.sgs.com/eNewsletterPro/uploadedimages/000006/SGS-Safeguards-05110-Korea-Certification-Impact-EN-10.pdf)

(2) SGS Safeguards Bulletin No. 001/12 - January 2012 (http://newsletter.sgs.com/eNewsletterPro/uploadedimages/000006/sgs-safeguards-00112-korea-proposes-revision-to-safety-and-quality-labelling-standards-a4-en-12.pdf)

(3) SGS Safeguards Bulletin No. 004/13 – January 2014(http://newsletter.sgs.com/eNewsletterPro/uploadedimages/000006/sgs-safeguards-00414-korea%e2%80%93updated-safety-and-quality-labeling-standards-for-leather-products-a4-en-14.pdf)

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