GB 31604.22-2016: Translated English of Chinese Standard. GB31604.22-2016: National Food Safety Standard - Food Contact Materials and Articles -Determination of Dichlorodifluoromethane in Products of Foamed Polystyrene
https://www.chinesestandard.net, 2018 M04 23 - 8 pages
This Standard specifies the method for determination of dichlorodifluoromethane in products of foamed polystyrene. This Standard applies to the determination of dichlorodifluoromethane in products of foamed polystyrene.
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Instruments and equipment
Analysis results expression
Appendix A Gas chromatogram of dichlorodifluoromethane standard solution