标 准 编 号:BS EN ISO 2554-1999简体中文标题:塑料.不饱和聚酯树脂.羟基值的测定繁体中文标题:塑料.不饱和聚酯树脂.羟基值的测定English Name:Plastics - Unsaturated polyester resins - Determination of hydroxyl value