Download or read book GB 31604 42 2016 Translated English of Chinese Standard GB31604 42 2016 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2017-10-14 with total page 14 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the flame atomic absorption spectrometry, inductively coupled plasma atomic emission spectrometry, inductively coupled plasma mass spectrometry, and dithizone colorimetry for the determination of zinc migration quantity in food contact materials and their products after immersed in food simulant.

Download or read book GB 31604 28 2016 Translated English of Chinese Standard GB31604 28 2016 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-06-24 with total page 16 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the methods of determination of di (2-ethylhexyl) adipate (DEHA) and migration in food contact materials and products. This standard is applicable to the determination of di (2- ethylhexyl) adipate and migration in polyvinyl chloride products.

Download or read book GB 31604 29 2016 Translated English of Chinese Standard GB31604 29 2016 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-04-23 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the gas chromatography-mass spectrometry for determination of migration of methyl methacrylate in food contact materials and articles. This Standard applies to the determination of migration of methyl methacrylate in food contact materials and articles.

Download or read book GB 31604 16 2016 Translated English of Chinese Standard GB31604 16 2016 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-02-11 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the gas chromatography method for determination of styrene and ethylbenzene in food contact materials and articles. This Standard applies to the determination of styrene and ethylbenzene in polystyrene products, unsaturated polyester resin, and its glass fiber reinforced plastic products.