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Mobile phase: mix 230 volumes of methanol R and 5 volumes of glacial acetic acid R with 770 volumes of a 2.70g/l solution of sodium dihydrogen phosphate R containing 3.50g/l of sodium octanesulphonate R and previously adjusted to PH 2.5 with phosphoric acid R.
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03240331(½ð±Ò+2): лл 2011-05-05 15:34:13
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03240331(½ð±Ò+2): лл 2011-05-05 15:34:24
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03240331(½ð±Ò+2): лл 2011-05-05 15:34:36
Mobile phase: mix 230 volumes of methanol R and 5 volumes of glacial acetic acid R with 770 volumes of a 2.70g/l solution of sodium dihydrogen phosphate R containing 3.50g/l of sodium octanesulphonate R and previously adjusted to PH 2.5 with phosphoric acid R.
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03240331(½ð±Ò+2): лл 2011-05-05 15:34:44
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chemgirl

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03240331(½ð±Ò+2): лл 2011-05-05 15:34:55
¿Ï¶¨ÊÇ×îºóÅäÍêÈÜÒºÖ®ºóÔÙµ÷pHÖµÁË, previously ÊÇÏà¶ÔÓÚ"ʹÓÃʱ"˵µÄ.
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chemgirl

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Originally posted by 03240331 at 2011-05-05 14:33:56:
Mobile phase: mix 230 volumes of methanol R and 5 volumes of glacial acetic acid R with 770 volumes of a 2.70g/l solution of sodium dihydrogen phosphate R containing 3.50g/l of sodium octanesulphon ...

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8Â¥2011-05-05 15:19:34
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03240331

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Originally posted by chemgirl at 2011-05-05 15:19:34:
²»ÖªµÀÕâ¾ä»°ÊÇÄã×Ô¼º´òµÄ»¹ÊÇcopyµÄ,ÊÇadjusted to »¹ÊÇadjust to?
Èç¹ûÊÇadjust to,Ó¦¸ÃÊÇÓëmix²¢ÁÐ;
¶øÈç¹ûÊÇadjusted to,Ó¦¸ÃÊǶ¨Óï,Ç°ÃæÓÖÓÐand,ËüÓëË­²¢ÁÐÄØ?

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9Â¥2011-05-05 15:30:36
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