NF C20-454：基本環境測試程序.測試方法.火災特性.氣體在高溫分解過程中的分析和滴定或電工用材料的燃燒.異常熱力或火災輻照.管式爐法
NF C20-454：Basic environmental testing procedures. Test methods. Fire behaviour. Analysis and titrations of gases evolved during pyrolysis or combustion of materials used in electrotechnics. Exposure to abnormal heat or fire. Tube furnace method.
