"Dimethylbenzidine " CNS Standards List| Methods test | Copper beryllium | Method Determination | Intelligent lighting | Seamless Nickel | Ships | Test methods | Manufacture standard | |
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CNS 13255
2018 Edition O-Tolidine Dihydrochloride 3, 3'-Dimethylbenzidine Dihydrochloride 二氫氯化鄰聯甲苯胺(試藥) |
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