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GB/T 8323.2 塑料燃烧性能试验方法烟密度试验方法 | |
Test Clause | Requirement |
Conditioning | condition at an ambient temperature of 23 ± 2°C and a relative humidity of 50 ± 10 % to constant mass |
Sample Required: | 24 PCS of 75±1 mm X 75±1 mm X thickness (no more than 25 mm); 对于对比测试,试样厚度为1mm。 |
Turnaround time: normal (9 working days) | |
所需时间: 标准(9 个工作天) |