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關注:1
2013-05-23 12:21
求翻譯:were obtained from Aldrich Chemical Co., and used without purification. p-Phenylenediamine (PDA) and pentaethylenehex- amine (PEHA) were used as curing polyamines and purchased from Aldrich Chemical Co. Acetic acid glacial, sodium hydrox- ide, sulphuric acid were obtained from Elnasr Pharmaceutical Co. (Egypt). All sol是什么意思?![]() ![]() were obtained from Aldrich Chemical Co., and used without purification. p-Phenylenediamine (PDA) and pentaethylenehex- amine (PEHA) were used as curing polyamines and purchased from Aldrich Chemical Co. Acetic acid glacial, sodium hydrox- ide, sulphuric acid were obtained from Elnasr Pharmaceutical Co. (Egypt). All sol
問題補充: |
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2013-05-23 12:21:38
從Aldrich化學公司獲得。,未經凈化。對苯二胺(PDA)和pentaethylenehex胺(peha)的被用來作為固化多胺和從Aldrich化學試劑公司購買的。冰醋酸,鈉hydrox-IDE,硫酸,得到從elnasr藥業有限公司。 (埃及)。所有溶劑均購自Aldrich化學合作。 (德國)。
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2013-05-23 12:23:18
正在翻譯,請等待...
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2013-05-23 12:24:58
正在翻譯,請等待...
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2013-05-23 12:26:38
從愛秩序化學有限公司獲得和使用不純。p-苯二胺 (PDA) 和 pentaethylenehex 胺 (PEHA) 被用作固化多胺和愛秩序化學有限公司醋酸冰川,鈉水氧 ide 從購買、 硫酸中獲得的 Elnasr 藥業股份有限公司 (埃及)。從愛秩序化學品有限公司 (德國) 購買了所有的溶劑。
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2013-05-23 12:28:18
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