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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. Çë¸ßÊÖ°ïæ·ÒëÏ£¬Ö÷ÒªÊÇ×îºóÒ»¾äÖÐÓÃÁ×Ëáµ÷¼ÁPHµ½2.5 Êǵ÷ÄĸöÈÜÒº£¿ лл£¡ |
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7Â¥2011-05-05 15:11:15
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2Â¥2011-05-05 14:57:52
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03240331(½ð±Ò+2): лл 2011-05-05 15:34:24
| ±¾ÈËÀí½â£ºpreviously adjusted to PHÊÇ˵ÔÚ»ìºÏǰµ÷pH£¬¾ÍÈÜÒºµÄËá¼îÐÔÀ´Ëµ£¬Ó¦¸ÃÊǵ÷230VµÄ¼×´¼ºÍ5VµÄ±ù´×ËáµÄÔ¤»ìºÏÈÜÒº£¬ÒòΪÆäÊÇËáÐԵģ» ºóÃæÓëµ÷ºÃpHµÄÈÜÒº»ìºÏµÄÊÇ770V º¬ 2.70g/l µÄÁ×Ëá¶þÇâÄÆºÍ 3.50g/l ÕýÐÁÍé»ÇËáÄÆµÄÈÜÒº~~~£¨ÒÔÉϽö¹©²Î¿¼£©~~~ |

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03240331(½ð±Ò+2): лл 2011-05-05 15:34:36
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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. Á÷¶¯Ïࣺ »ìºÏÓÐ230Ìå»ýµÄmethanol R£¬5Ìå»ýµÄglacial acetic acid RºÍ770Ìå»ýµÄ°üº¬ÓÐ2.7gµÄÁ×Ëá¶þÇâÄÆ¡¢3.5g µÄsodium octanesulphonate R £¬ÒÔÉÏÕâЩÎïÖÊËùÐγɵÄÈÜÒºÓÃphosphoric acid R½«ÈÜÒºµ÷½ÚΪpHÖµµ½2.5¡£Ó¦¸ÃÊÇÁ×ËáÈ¥µ÷½Ú£¬²»¹ý²»Ã÷°×ÄãÕâRÊÇWHATÒâ˼£¿ |

4Â¥2011-05-05 15:01:57









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