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ethylidene n.亞乙基。

ethynyl

Determination of residual ethylidene dichloride in polyvinyl chloride resin and product for food container and packaging material 食品容器包裝材料用聚氯乙烯樹脂及成型品中殘留1 , 1 -二氯乙烷的測定

Pvp polyvinyl pyrrolidone series products pvp - p series ethylidene povidone series product pvp - i 聚乙烯吡咯烷酮系列pvp - p

Ethylidene povidone series product pvp - i 聚乙烯吡咯烷酮系列產品pvp - p系列