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sweety01232木蟲 (知名作家)
藥化菜雞
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有沒有人制備過NaHSO4.SiO2 已有2人參與
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怎么制備,謝謝 發(fā)自小木蟲IOS客戶端 |

鐵蟲 (正式寫手)
木蟲 (知名作家)
藥化菜雞

新蟲 (初入文壇)
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SiO2 [Wakogel C-200 (Wako Pure Chemical Ind. Ltd.), 10 g] was added to a solution of NaHSO4∙H2O (30 mmol, 4.14 g) in distilled water, and the mixture was stirred at room temperature for 0.5 h. The water was removed by rotary evaporator under reduced pressure, and the resulting reagent was dried in vacuo (10 mmHg) at 120 °C for 5 h. |
木蟲 (知名作家)
藥化菜雞

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