DIN EN 50267-2-3:1999 电缆通用着火试验方法.检测电缆燃烧时所产生的气体.第2-3部分:试验方法.通过测定Ph值和传导率的重量平均值确定电缆散发气体酸度
Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2-3: Procedures; determination of degree of acidity of gases for cables by determination of the weighted average of pH and condu