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璀璨魂缘

木虫 (正式写手)

引用回帖:
10楼: Originally posted by Wu7770 at 2015-12-16 09:38:43
您好,有详细方法吗,能不能说一下
...

用碱性蓝指示剂代替酚酞即可。不同碱性蓝变化颜色可能不一样,再摸索下就行

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11楼2015-12-16 19:48:57
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lvshidong

木虫 (著名写手)

有电位计的话,可以试一下,因为他不是靠颜色来判断终点。

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机会是留给有准备的人,加油!
12楼2015-12-16 20:08:09
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