標(biāo)題: ASTM D 4670-1997 聚氨酯原材料的試驗(yàn)方法:多元醇中懸浮物... [打印本頁(yè)] 作者: 兌水 時(shí)間: 2009-10-11 11:10 標(biāo)題: ASTM D 4670-1997 聚氨酯原材料的試驗(yàn)方法:多元醇中懸浮物... D4670-97(2002) Standard Test Method for Polyurethane Raw Materials Determination of Suspended Matter In Polyols