BS EN 50267-2-3:1999 Common test method for cables under fire conditions-tests on gased evolved during combustion of materials form cables-Part 3:Procedures-Determination of degree of acidity of gases for cables by determination of the weighted average of PH and conductivity.
BS EN 50267-2-3:1999 着火条件下电缆的一般测试方法,电缆材料燃烧过程中释放出的气体的试验,第2-3部分:程度,通过测试量PH值和传导率的加权平均值测定电缆燃烧产生的气体的酸度测试
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