Test or certification item 测试或认证名称:  Surface Burning Characteristics of Building Materials 建筑材料表面燃烧特性测定

Test Clause: Conditioning
Requirement: The test specimen shall be conditioned to a constant weight at a temperature of 73.4 ± 5°F (23 ±2.8°C) and at a relative humidity of 50± 5%.

Refer products 涉及产品:  

Lead time 周期:  常规服务 regular service 25 工作日 working days （ URGENT service, to be confirm, 加急服务待定 ）

Sample size 送样规格:  Width: 20 ~ 24 in. (508 ~ 610 mm)   Length: 24 in (+ 12 in. - 6 in.) Thickness: maximum 4 in. (101 mm)

Norm refer 参考法规：ASTM E 84, UBC 8-1, NFPA 255, UL 723 Surface Burning 建筑材料表面燃烧

Photo for reference 参考图片：

Sample Report 报告样本：