ASTM D 568 STANDARD TEST METHOD FOR RATE OF BURNING AND/OR EXTENT AND TIME OF BURNING OF FLEXIBLE PLASTICS IN A VERTICAL POSITION (R 1985) (DISCONTINUED)-(Discontinued 1991; No Replacement)
ASTM D 568 柔性塑料在垂直狀態(tài)下燃燒速率和/ 或燃燒程度和燃燒時(shí)間的試驗(yàn)方法
