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化工化工

新虫 (小有名气)

[求助] 关于文献溶液百分数标注的问题? 已有1人参与

最近看了一些文献,但是很多关于溶液的没有标是(w/v)% 还是 Wt%,只给了一个%的某某溶液,如下:
Stock solutions of the SA1 and SA2 strands were prepared at a 3 mM concentration in TE buffer. Dry nitrogen was bubbled for
five minutes through a solution consisting of  60% SA1 stock solution,10% acrylamide solution (40% acrylamide in H2O), 20% H2O, and 10% 103 TBE buffer solution. To this SA1 mixture was added 1.4% of a freshly prepared initiator-catalyst mixture consisting of 0.5 ml H2O, 0.05 g ammonium persulfate, and 25 ml TEMED. Nitrogen was bubbled through the mixture for an additional five minutes while polymerization proceeded. A SA2 mixture was similarly prepared.
请问这里的百分数指得是质量分数吗?还有关于丙烯酰胺这段,10% acrylamide solution (40% acrylamide in H2O)是什么意思?求教
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化工化工

新虫 (小有名气)

2楼2017-11-03 10:19:17
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simple__plan

木虫 (著名写手)

【答案】应助回帖

固体/液体一般是Wt%,液体/液体一般是v/v。
3楼2017-11-06 16:38:16
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化工化工

新虫 (小有名气)

引用回帖:
3楼: Originally posted by simple__plan at 2017-11-06 16:38:16
固体/液体一般是Wt%,液体/液体一般是v/v。

谢谢回复,但是wt%指的是溶质/总溶液质量,那这里指的是w/v呢还是v/v呢?
4楼2017-11-21 11:43:16
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