Znn3bq.jpeg
²é¿´: 348  |  »Ø¸´: 2
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

txytjh

½ð³æ (СÓÐÃûÆø)


[×ÊÔ´] ÓлúÈܼÁ¼«ÐÔ

³£ÓÃÈܼÁ¼«ÐÔ±í
Solvent polarity bp  
n-pentane£¨ÕýÎìÍ飩 0 36  Petroleum ether(ʯÓÍÃÑ) 0.01 30-60  Hexane(¼ºÍé) 0.06 69
Cyclohexane(»·¼ºÍé) 0.1 81  Trifluoroacetic acid(Èý·úÒÒËá) 0.1 72  Cyclopentane(»·ÎìÍé) 0.2 49  n-heptane(¸ýÍé) 0.2 98  Carbon tetrachloride(ËÄÂÈ»¯Ì¼) 1.6 77  Toluene(¼×±½) 2.4 111  p-xylene(¶Ô¶þ¼×±½) 2.5 138  Chlorobenzene(Âȱ½) 2.7 132  Ethyl ether(ÒÒÃÑ) 2.9 35  Benzene(±½) 3 80  Isobutyl alcohol(Òì¶¡´¼) 3 108  Methylene chloride(¶þÂȼ×Íé) 3.4 40   n-butanol(Õý¶¡´¼) 3.9 117  n-butyl acetate(ÒÒËá¶¡õ¥) 4 126
n-propanol(Õý±û´¼) 4 98  Tetrahydrofuran(ËÄÇâß»à«) 4.2 66  Ethanol£¨ÒÒ´¼£© 4.3 79
Ethyl acetate£¨ÒÒËáÒÒõ¥£© 4.3 77  i-propanol(Òì±û´¼) 4.3 82  Chloroform(ÂÈ·Â) 4.4 61
Methyl ethyl ketone(¼×»ùÒÒ»ùͪ) 4.5 80  Dioxane(¶þÑõÁù»·) 4.8 102
Pyridine(ßÁà¤) 5.3 115  Acetone(±ûͪ) 5.4 57  Nitromethane(Ïõ»ù¼×Íé) 6 101
Acetic acid(ÒÒËá) 6.2 118  Acetonitrile(ÒÒëæ) 6.2 82  Aniline(±½°·) 6.3 184
Dimethyl formamide(DMF) 6.4 153  Methanol£¨¼×´¼£© 6.6 65  Ethylene glycol(ÒÒ¶þ´¼) 6.9 197  Dimethyl sulfoxide£¨¶þ¼×ÑÇí¿£© 7.2 189  Water£¨Ë®£© 10.2 100Sample Text

[ Last edited by kidy008 on 2008-12-31 at 14:12 ]
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sunzhiyang

Ìú¸Ëľ³æ (ÕýʽдÊÖ)


лл £¬²»´í
2Â¥2007-03-28 15:56:31
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¼òµ¥»Ø¸´
wangye19543Â¥
2007-03-28 20:18   »Ø¸´  
Ö§³Ö
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ txytjh µÄÖ÷Ìâ¸üÐÂ
¡î ÎÞÐǼ¶ ¡ï Ò»ÐǼ¶ ¡ï¡ï¡ï ÈýÐǼ¶ ¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 349ѧ¿Æ»¯Ñ§045106Çóµ÷¼Á£¬»¯Ñ§Àà¶¼¿ÉÒÔ +5 ±£ºÃ¶®¶® 2026-04-08 5/250 2026-04-08 23:32 by cheerful9622
[¿¼ÑÐ] µ÷¼Á +4 osbbx 2026-04-02 4/200 2026-04-08 22:52 by may_ÐÂÓî
[¿¼ÑÐ] Çóµ÷¼Á +7 ³Ô¿Ú±ù¼¤Áè 2026-04-07 7/350 2026-04-08 22:49 by bljnqdcc
[¿¼ÑÐ] 296Çóµ÷¼Á +6 Íô£¡£¿£¡ 2026-04-08 6/300 2026-04-08 21:38 by ÖìÔÆ»¢202
[¿¼ÑÐ] 085501»úеӢ¶þ77×Ü·Ö294Çóµ÷¼Á£¬½ÓÊÜ¿çרҵѧϰ +5 ÊØ·¨¹«ÃñØÁ¼Í 2026-04-08 5/250 2026-04-08 21:19 by bljnqdcc
[¿¼ÑÐ] ²ÄÁÏר˶(0856) 339·ÖÇóµ÷¼Á +16 ¹þ¹þ¹þ¶ì¹þ¹þ¹þ 2026-04-05 16/800 2026-04-08 16:02 by luoyongfeng
[¿¼ÑÐ] 304Çóµ÷¼Á +16 c297914 2026-04-05 17/850 2026-04-08 13:00 by grayjzr
[¿¼ÑÐ] ѧ˶»¯Ñ§¹¤³ÌÓë¼¼Êõ£¬Ò»Ö¾Ô¸Öйúº£Ñó´óѧ320+Çóµ÷¼Á +9 ÅûÐÇºÓ 2026-04-02 9/450 2026-04-07 12:53 by ¾¡Ë´Ò¢1
[¿¼ÑÐ] ÐŹ¤Ëù11408 340·Ö ±¾¿ÆÎ÷°²½»´ó×Ô¶¯»¯ +3 moontrek 2026-04-06 3/150 2026-04-07 09:56 by chongya
[¿¼ÑÐ] Ò»Ö¾Ô¸Î人Àí¹¤´óѧ080200»úе¹¤³Ì308·Ö£¬Çóµ÷¼Á +4 ÖÕ²»ËÆ´Óǰ 2026-04-05 4/200 2026-04-06 11:46 by ¿¼ÑÐѧУÕеãÈË
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¶û±õ¹¤Òµ´óѧ085600Ó¢Ò»Êý¶þ337·ÖÇóµ÷¼Á +12 lyz0427 2026-04-03 12/600 2026-04-06 06:37 by houyaoxu
[¿¼ÑÐ] 328·Öµ÷¼Á +6 ÃÅmen 2026-04-04 6/300 2026-04-05 13:40 by imissbao
[¿¼ÑÐ] 325Çóµ÷¼Á +4 ´º·ç²»½èÒâ 2026-04-04 4/200 2026-04-04 22:08 by à£à£à£0119
[¿¼ÑÐ] 085601£¬Ò»Ö¾Ô¸Ïôó334¸´ÊÔ±»Ë¢Çóµ÷¼Á +13 ÔøÑöÖ® 2026-04-03 15/750 2026-04-04 20:13 by dongzh2009
[¿¼ÑÐ] ²ÄÁÏרҵ383Çóµ÷¼Á +8 ¹ùÑôÑôÑô³É 2026-04-03 8/400 2026-04-04 10:29 by Rednal.
[¿¼ÑÐ] һ־Ը˫·Ç085502£¬267·Ö£¬¹ýËļ¶Çóµ÷¼Á +3 ÔÙæҲҪ³Ô·¹°¡ 2026-04-03 3/150 2026-04-04 05:03 by gswylq
[¿¼ÑÐ] 320µ÷¼Á +4 ũҵ¹¤³ÌÓëÐÅÏ¢¼ 2026-04-03 4/200 2026-04-03 21:40 by lbsjt
[¿¼ÑÐ] ÊÞÒ½µ÷¼Á +3 wh119216 2026-04-02 3/150 2026-04-03 19:34 by zrongyan
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 Draa 2026-04-03 3/150 2026-04-03 17:37 by hgwz7468
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì×Ü·Ö358 +3 cs0106 2026-04-02 5/250 2026-04-02 11:37 by olim
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û