| 新 | 标 题 | 悬赏分 | 发贴人 | 回复/阅读 | 回复人 | 更新时间 |
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怎样能方便的去除甲苯? | 3 | bobfei | 19/3689 | yiren飞 | 2009-04-15 11:53:22 |
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可提供糖液脱色的离子交换树脂 | bobfei | 4/1033 | bobfei | 2008-01-21 12:35:12 | |
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谁能帮助搞点腈纶纤维? | 3 | bobfei | 1/453 | bobfei | 2007-12-12 14:00:42 |
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求助高手,驱蚊剂的配方 | 3 | bobfei | 3/1325 | xuluming | 2007-12-05 14:00:26 |
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有没有含二乙胺基团的可聚合单体. | 3 | bobfei | 2/798 | bobfei | 2007-12-03 14:31:10 |
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提供离子交换树脂 | bobfei | 7/1131 | bryanyu | 2007-09-17 14:00:30 | |
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提供催化树脂 | bobfei | 0/485 | 2007-09-08 23:56:13 | ||
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求教各位高手CIF管道清洗剂的组份. | 3 | bobfei | 7/926 | bobfei | 2006-10-25 13:34:59 |
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求教各位高手CIP管道清洗剂的组份. | 3 | bobfei | 0/689 | 2006-10-13 15:12:16 | |
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请教汽车空气清新剂的配方 | 3 | bobfei | 2/799 | bobfei | 2006-06-30 07:01:41 |
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离子交换树脂 | bobfei | 9/926 | bobfei | 2006-06-22 14:23:29 | |
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医药用吸附树脂 | bobfei | 3/611 | bobfei | 2006-04-24 20:10:41 | |
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大孔硅胶球是如何制作的? | bobfei | 1/681 | bobfei | 2006-04-19 06:40:10 | |
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对(或邻)-氯丁基甲苯的合成路线 | 3 | bobfei | 10/736 | bobfei | 2005-09-13 11:03:37 |
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如何在聚苯乙烯上接氯丁基 | 3 | bobfei | 1/677 | bobfei | 2005-09-07 20:33:53 |