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关注：1
2013-05-23 12:21
求翻译：首先用四种催化剂：十二水合硫酸铁铵（即硫酸高铁铵）、硫酸氢钠、无水硫酸镁、对甲苯磺酸是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
首先用四种催化剂：十二水合硫酸铁铵（即硫酸高铁铵）、硫酸氢钠、无水硫酸镁、对甲苯磺酸
问题补充： |
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2013-05-23 12:21:38
First four catalysts: ammonium ferric sulfate (ie sulfuric acid ferric ammonium), sodium bisulfate, anhydrous magnesium sulfate, p-toluenesulfonic acid
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2013-05-23 12:23:18
First, use a Catalyst: 4 12 hydrated ferrous sulphate, ammonium sulphate, ammonium), high-speed rail hydrogen sulfate sodium, magnesium, sulfate-free water to toluene sulphonic acid
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2013-05-23 12:24:58
First uses four catalysts: 12 hydration ammonium ferric sulfates (i.e. sulfuric acid high-valence iron ammonium), sodium hydrogen sulfate, anhydrous magnesium sulfate, to toluene sulfonic acid
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2013-05-23 12:26:38
First of all four types of catalysts: 12 ammonium ferric sulfate (ferric ammonium sulfate), sodium sulfate, anhydrous magnesium sulfate, with p-toluene sulfonic acid
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2013-05-23 12:28:18
正在翻译，请等待...
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