²é¿´: 1260  |  »Ø¸´: 4
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

xiaojack

Í­³æ (СÓÐÃûÆø)

[½»Á÷] ¡¾ÇóÖú¡¿Õâ¾äÓ¢ÎÄÔõô·­Òë ÒÑÓÐ4È˲ÎÓë

In a typical synthesis, 1,3-butylene glycol (1, 3 BG, 10 mL) that
contained poly (vinyl pyrrolidone) () was placed in a 25-mL
vial, capped and heated with stirring in an oil bath at 160 C for
1 h.
  

À¨ºÅÄڵϰ£ºPVP, MW= 50000, 150 mM as calculated in terms of the repeating unit£¬Õâ¾ä»°Ôõô·­Ò룬Èç¹û°Ñ150mMÀí½âΪ150ºÁĦ¶ûÿÉýµÄ»°£¬ÄÇ10ºÁÉýÈÜÒºÖÐÒª¼ÓÈëµÄPVPµÄº¬Á¿Òª´ïµ½50000*0.01*0.15=75g,ÏÔÈ»²»¶Ô¡£²»Öª¸÷λ¸ã»¯Ñ§µÄÔõôÀí½âÕâ»°¡£±¾À´Ñ§²ÄÁϵģ¬Õâ·½ÃæµÄ½Ó´¥µÄ²»¶à¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mxs90

½ð³æ (СÓÐÃûÆø)

ÔÚÒ»¸öµäÐ͵Ä1¡¢3-¶¡Ï©¶þ´¼(1,3¡ª¶¡Ï©¶þ´¼,10ml)£¨°üº¬¾ÛÒÒÏ©»ùßÁ¿©Íéͪ)ºÏ³ÉÖУ¬½«Æä·Å½øÒ»¸ö25mLÉÕÆ¿ÖÐ,¸ÇÉϸÇ×ÓÔÚ160¡æµÄÓÍԡϽÁ°è¼ÓÈÈ1Сʱ¡£
Õ¾µÃ¸ß²ÅÄÜÄòµÄÔ¶
5Â¥2011-07-08 13:47:49
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 5 ¸ö»Ø´ð

mooncakexzj

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐãÇø³¤ÓÅÐãÇø³¤ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

ÒýÓûØÌû:
Originally posted by xiaojack at 2010-04-22 17:01:55:
In a typical synthesis, 1,3-butylene glycol (1, 3 BG, 10 mL) that
contained poly (vinyl pyrrolidone) () was placed in a 25-mL
vial, capped and heated with stirring in an oil bath at 160 C for
1 ...

×ÖÃæµÄÒâ˼ºÃÏñ¾ÍÊÇÄã˵µÄÄÇÑùmM¾ÍÊǺÁĦ¶û
º£ÉÏÉúÃ÷Ô£¬ÌìÑĹ²´Ëʱ£¡
2Â¥2010-04-22 21:59:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wulihua_07

½ð³æ (ÕýʽдÊÖ)

¡ï ¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
blueboy(½ð±Ò+2): ¹ÄÀøÓ¦Öú 2011-03-12 17:15:24
ÔÚÒ»¸öµäÐ͵ĺϳÉ1¡¢3-¶¡Ï©¶þ´¼(1¡¢3 BG,10ºÁÉý)
(°üº¬¾ÛÒÒÏ©»ùßÁ¿©Íéͪ£©ÊÔÑéÖУ¬Ëü±»·Å½øÒ»¸ö25-mLÆ¿×Ó£¬¸ÇºÃ¸Ç×ÓÔÚ160¡æµÄÓÍÔ¡±ß¼ÓÈȱ߽Á°è1Сʱ¡£
3Â¥2011-03-09 14:50:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lujiaolujiao

гæ (³õÈëÎÄ̳)

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
blueboy(½ð±Ò+1): ¹ÄÀøÓ¦Öú 2011-03-12 17:15:37
ÒýÓûØÌû:
Originally posted by xiaojack at 2010-04-22 17:01:55:
In a typical synthesis, 1,3-butylene glycol (1, 3 BG, 10 mL) that
contained poly (vinyl pyrrolidone) () was placed in a 25-mL
vial, capped and heated with stirring in an oil bath at 160 C for
1 ...

ÊDz»Êǰ´ÕÕPVPµÄ½á¹¹µ¥Ôª¼ÆËãµÄ£¬¿ÉÒÔÊÔÊÔ
4Â¥2011-03-09 21:04:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏ 271Çóµ÷¼Á +3 Õ¹ÐÅÔÃ_ 2026-03-21 3/150 2026-03-21 10:17 by ÍõЦÓîÒ»¶¨ÊÇÑо
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷°²½»Í¨´óѧ²ÄÁϹ¤³Ìרҵ 282·ÖÇóµ÷¼Á +7 ·ãÇÅZL 2026-03-18 9/450 2026-03-21 09:56 by JineShine
[¿¼ÑÐ] Äϲý´óѧ²ÄÁÏר˶311·ÖÇóµ÷¼Á +6 77chaselx 2026-03-20 6/300 2026-03-21 07:24 by JourneyLucky
[¿¼ÑÐ] 346Çóµ÷¼Á[0856] +4 WayneLim327 2026-03-16 7/350 2026-03-21 04:02 by JourneyLucky
[¿¼ÑÐ] ³õʼ318·ÖÇóµ÷¼Á£¨Óй¤×÷¾­Ñ飩 +3 1911236844 2026-03-17 3/150 2026-03-21 02:33 by JourneyLucky
[¿¼ÑÐ] 332Çóµ÷¼Á +4 ydfyh 2026-03-17 4/200 2026-03-21 02:20 by JourneyLucky
[¿¼ÑÐ] 324·Ö 085600²ÄÁÏ»¯¹¤Çóµ÷¼Á +4 llllkkkhh 2026-03-18 4/200 2026-03-21 01:24 by JourneyLucky
[¿¼ÑÐ] 304Çóµ÷¼Á +7 ˾¿Õ. 2026-03-18 7/350 2026-03-20 23:08 by JourneyLucky
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á £¬Áù¼¶Òѹý£¬ÓпÆÑо­Àú +13 êØÎõÙâ 2026-03-15 13/650 2026-03-20 19:35 by Dream007008
[¿¼ÑÐ] 261ÇóBÇøµ÷¼Á£¬¿ÆÑо­Àú·á¸» +3 Å£Ä̺Üæ 2026-03-20 4/200 2026-03-20 19:34 by JourneyLucky
[¿¼ÑÐ] ¹¤¿Æ²ÄÁÏ085601 279Çóµ÷¼Á +7 À§ÓÚÐdz¿ 2026-03-17 9/450 2026-03-20 17:38 by ÎÞи¿É»÷111
[»ù½ðÉêÇë] ѧУÒѾ­Ìá½»µ½NSFC£¬»¹ÄÜÐÞ¸ÄÂ𣿠40+4 babangida 2026-03-19 8/400 2026-03-20 15:58 by babero
[¿¼ÑÐ] 288Çóµ÷¼Á£¬Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ071005 +5 ioodiiij 2026-03-17 5/250 2026-03-19 18:22 by zcl123
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +5 pupcoco 2026-03-17 8/400 2026-03-19 13:58 by houyaoxu
[¿¼ÑÐ] ±¾¿ÆÖ£ÖÝ´óѧÎïÀíѧԺ£¬Ò»Ö¾Ô¸»ª¿Æ070200ѧ˶£¬346Çóµ÷¼Á +4 ÎÒ²»ÊÇÒ»¸ù´Ð 2026-03-18 4/200 2026-03-19 09:11 by ¸¡ÔÆ166
[¿¼ÑÐ] 0854£¬¼ÆËã»úÀàÕÐÊÕµ÷¼Á +3 ºúÀ±ÌÀ·ÅÌÇ 2026-03-15 6/300 2026-03-18 12:09 by Éϰ¶Éϰ¶¡­¡­..
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶274Ò»Ö¾Ô¸211Çóµ÷¼Á +6 Ñ¦ÔÆÅô 2026-03-15 6/300 2026-03-17 11:05 by ѧԱh26Tkc
[¿¼ÑÐ] ¶«ÄÏ´óѧ364Çóµ÷¼Á +5 JasonYuiui 2026-03-15 5/250 2026-03-16 21:28 by ľ¹Ï¸à
[¿¼ÑÐ] »úеר˶325£¬Ñ°ÕÒµ÷¼ÁԺУ +3 y9999 2026-03-15 5/250 2026-03-16 19:58 by y9999
[¿¼ÑÐ] 26¿¼ÑÐÒ»Ö¾Ô¸ÖйúʯÓÍ´óѧ(»ª¶«)305·ÖÇóµ÷¼Á +3 ¼ÎÄêÐÂ³Ì 2026-03-15 3/150 2026-03-15 13:58 by ¹þ¹þ¹þ¹þºÙºÙºÙ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û