标题: ASTM D4671-16 Standard Test Method for Polyurethane Raw Materials: Determination [打印本页] 作者: liuxilin1215 时间: 2018-2-7 15:49:20 标题: ASTM D4671-16 Standard Test Method for Polyurethane Raw Materials: Determination
ASTM D4671-16 Standard Test Method for Polyurethane Raw Materials: Determination of Unsaturation of Polyols