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聆月落洞庭

金虫 (初入文坛)

[求助] 跪求8M醋酸钾缓冲液怎么配,PH4.2,急用,望各位大神指教 已有2人参与

8M醋酸钾缓冲液怎么配,PH4.2,急用,望各位大神指教
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梦想很重要1

新虫 (初入文坛)


【答案】应助回帖

感谢参与,应助指数 +1
直接称,然后用醋酸调PH
2楼2014-04-03 22:34:54
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wangjun890

至尊木虫 (知名作家)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
gyesang: 金币+2, 鼓励回帖交流! 2014-04-04 00:07:35
聆月落洞庭: 金币+10 2014-04-04 11:33:40
醋酸-醋酸钾缓冲液(pH4.3) 取醋酸钾14g,加冰醋酸20.5ml,再加水稀释至1000ml,即得。
3楼2014-04-03 23:18:18
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