"O-Tolidine " CNS Standards Search Result |
CNS 2027
- English Version O-Tolidine 化學試藥(3,3 ′–二甲基聯苯胺) - 英文版 |
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CNS 13255
- English Version O-Tolidine Dihydrochloride 3, 3'-Dimethylbenzidine Dihydrochloride 二氫氯化鄰聯甲苯胺(試藥) - 英文版 |
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