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R2BBr

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hsd3521: Ó¦ÖúÖ¸Êý+1, ¸ÐлӦÖú£¬Èç²»ÊÇ̨ÍåÅóÓÑ£¬·³ÇëÓüòÌåÖÐÎÄ£¬Ð»Ð» 2012-09-11 19:04:55
hsd3521: »ØÌûÖö¥ 2012-09-11 19:04:57
»ÀÈ»ÑÌÓê: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú 2012-09-14 09:23:01
???????:
3?: Originally posted by ??????? at 2012-09-10 16:22:22
??????????????????????????DCM??????????10%HCl?????????????NaCl???????????????????????????DBU??...

A. ????p????? -- ???c???????? DBU ?????????a???????.
B. ???????, ????????? (e.g. 60 ml * 1 ????? DBU §¹????? 20ml *3)
1. Cpd/DBU/solvent + acid ----> 95%DBU/Acid + Cpd/5%DBU/solvent
2. Cpd/5%DBU/solvent + acid ----> 4.75%DBU/Acid + Cpd/0.25%DBU/solvent
?B?m??????????, ?§«C?? DBU ???N???????? 1%
3. Cpd/0.25%DBU/solvent + acid ----> 0.25%DBU/Acid + Cpd/solvent
?B?m??????????, ?§«C?? DBU ???N???????? 100 ppm

C. ? back wash (???) ?a???????????. ??????H?? DBU, ????????????????.
4. combined DBU/Acid + solvent ----> 99%DBU/Acid + Cpd/solvent  (back wash)
?????????????O???????????,???3. ?§«C???c1, 2 ?§«C????? (?@???? back wash)
4Â¥2012-09-11 01:54:58
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R2BBr

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¡¾´ð°¸¡¿Ó¦Öú»ØÌû

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Ëáˮϴȥ DBU,  DCM ÝÍÈ¡ºÏ³ÉµÄ®aÎï.
2Â¥2012-09-10 12:29:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

»ÀÈ»ÑÌÓê

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by R2BBr at 2012-09-10 12:29:14
Ëáˮϴȥ DBU,  DCM ÝÍÈ¡ºÏ³ÉµÄ®aÎï.

Õâ¸öÏȺó˳ÐòÓÐÒªÇóÂð£¿ÎÒ֮ǰÊÇÏÈÓÃDCMÝÍÈ¡£¬È»ºóÓÃ10%HClË®ÈÜÒºÝÍÈ¡£¬ÔÙÓÃNaCl±¥ºÍÈÜҺϴÔÙˮϴ£¬¿ÉÊÇ»¹ÊÇÓÐÉÙÁ¿DBUµÄ
3Â¥2012-09-10 16:22:22
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R2BBr

ľ³æ (ÖªÃû×÷¼Ò)


???????:
4?: Originally posted by R2BBr at 2012-09-11 01:54:58
A. ????p????? -- ???c???????? DBU ?????????a???????.
B. ???????, ????????? (e.g. 60 ml * 1 ????? DBU §¹????? 20ml *3)
1. Cpd/DBU/solvent + acid ----> 95%DBU/Acid + Cpd/5%DBU/solvent
...

?????????w??????_, ?????. (???????b?P?, ????????? Windows. ???????????????. )
5Â¥2012-09-12 08:37:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xdz1978

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6Â¥2012-09-12 10:56:48
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