ASTM D2843塑料燃烧或分解所产生的烟雾密度的标准试验方法
日期:2012-02-10 11:20
f the loss of light transmission through a collected volume of smoke produced under controlled, standardized conditions. The apparatus is constructed so that the flame and smoke is observable during the test.
1.2 During the course of combustion, gases or vapors, or both, are evolved that are potentially hazardous to personnel. Adequate precautions shall be taken to protect the operator.
1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for
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