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a654593

捐助贵宾 (著名写手)

[求助] 苯磺酸中硫酸的去除

采购的苯磺酸中有5%左右的硫酸,请教如何去除。现在市场上苯磺酸买不到
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FZW99

至尊木虫 (知名作家)

旺仔

可以试试用甲醇乙醇重结晶看看!

发自小木虫Android客户端
没有梦想,何必远方
2楼2019-04-16 00:01:48
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a654593

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3楼2019-04-16 05:35:54
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