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tychenxy

金虫 (正式写手)


[交流] 【求助】急问:这个缓冲液该如何配制??

Boiling buffered ethanol solution (5 ml 75% v/v HEPES, 0.25 M, pH 7.5) ??
Extraction solution: ethanol 75% (v/v); 0.5 mM buffer; pH=7.5 ? ?
tricine (0.5 mM, pH=7.4 in ethanol, 75% (v/v), ??
三个大致意思应该相同,但不太理解,是说用75%乙醇配缓冲溶液吗?还是配成的缓冲液与乙醇的比例是75%???
背景是提取试剂,75%乙醇提取,另外加入缓冲液HEPES或tricine,使保持中性。
谢谢。。
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tj60436228

金虫 (小有名气)


★
tychenxy(金币+3): 2011-03-21 13:15:27
zhonggao18(金币+1): 感谢回帖 2011-03-23 09:43:00
tychenxy(金币+1): 2011-06-22 16:24:12
用75%乙醇来配缓冲液
3楼2011-03-18 15:17:42
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seanhcs

木虫 (正式写手)


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zhonggao18(金币+1): 感谢回帖 2011-03-16 09:02:55
tychenxy(金币+5): 2011-03-21 13:15:15
引用回帖:
Originally posted by tychenxy at 2011-03-13 22:06:07:
Boiling buffered ethanol solution (5 ml 75% v/v HEPES, 0.25 M, pH 7.5) ??
Extraction solution: ethanol 75% (v/v); 0.5 mM buffer; pH=7.5 ? ?
tricine (0.5 mM, pH=7.4 in ethanol, 75% (v/v),  ...

我看了一下,应该是用75%的乙醇来配缓冲溶液...
2楼2011-03-16 08:57:36
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caihanchun

新虫 (初入文坛)


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zhonggao18(金币+1): 感谢回帖 2011-03-23 09:43:08
tychenxy(金币+1): 2011-06-22 16:24:19
75%乙醇来配缓冲液
4楼2011-03-22 20:18:47
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