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标题:BS 6853 Annex B: toxicity test
正文:
BS 6853 Annex B/toxicity test/BS6853 BS 6853 Annex B: Determination of weighted summation of toxic fume, R There are two different test methods which can be utilized to determine the toxic fumes produced from materials to be placed on passenger carrying trains in the UK: BS 6853 Annex B.1 is utilized for Minor Use Materials (Tables 7 and 8 of BS 6853: 1999), Textiles (Table 11 of BS6853: 1999) and Cables (Tables 13 and14of BS 6853: 1999). BS 6853 Annex B.2 is utilized for Surface Materials (Tables 1, 2, 3, 4, 5 and 6), Seat Trim Materials & Seat Shell Materials (Tables 9 & 10) and Mattresses (Table12). The gases which are analysed are as follows Carbon monoxide (CO) Carbon Dioxide (CO2) Hydrogen Bromide (HBr) Hydrogen Chloride (HCl) Hydrogen Cyanide (HCN) &nbsp
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