500棋牌

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                      1. 三丙二醇丁醚(TPNB)
                        别名:三丙二醇单丁醚;
                        英文名称:TRI(PROPYLENE GLYCOL) BUTYL ETHER;
                        产地:美国陶氏;
                        包装:原装桶;

                        用途:
                        用途:水性涂料、油墨、清洁剂、去除剂.

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