±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 688  |  »Ø¸´: 7
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

jyzqwj

½ð³æ (ÕýʽдÊÖ)

[½»Á÷] ¡¾Çë½Ì¡¿PEG »¯Ñ§¼ü³¤

Çë½Ì£¬PEG »¯Ñ§¼ü³¤Ê±¶àÉÙ£¬ÎÒÏë¼ÆËã¿×¾¶£¬Ð»Ð»
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

qsywp

ר¼Ò¹ËÎÊ (ÖøÃûдÊÖ)

ºÃÏñ¸ß·Ö×ӽṹÈí¼þÀïÓÐÕâ¸ö¹¦ÄÜ¡£
4Â¥2009-04-28 18:41:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 8 ¸ö»Ø´ð

ivy316

гæ (СÓÐÃûÆø)

¡ï ¡ï
kidkix(½ð±Ò+2,VIP+0):ÒªÊÇÄÜ×¢Ã÷ÄDZ¾Êé¾Í¸üºÃÁË 4-28 17:51
PEG        nm
500        2.1
2000      2.4
5000      3.0
10000    3.8
30000    4.7
50000    6.6
100000   11.0
300000   48
ÍüÁËÔÚÄı¾ÊéÉÏ¿´µ½µÄÁË¡£
ÎÒÒ²ÓиöÎÊÌâÎÊÂ¥Ö÷£¬ÄãÓÃÀ´¸øÄ¤ÖÆ¿×Âð£¬ÄãµÄĤ²ÄÁÏÊÇʲô£¬ÄãÒ»°ã°´¶à´ó±ÈÀýÄØ£¬Ð»Ð»¡£
3Â¥2009-04-28 17:35:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ustcgxd

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
Originally posted by ivy316 at 2009-4-28 17:35:
PEG        nm
500        2.1
2000      2.4
5000      3.0
10000    3.8
30000    4.7
50000    6.6
100000   11.0
300000   48
ÍüÁËÔÚÄı¾ÊéÉÏ¿´µ½µÄÁË¡£
ÎÒÒ²ÓиöÎÊÌâÎÊÂ¥Ö÷£¬ÄãÓÃÀ´¸øÄ¤ÖÆ¿×Âð£¬Äã ...

Õâ¸öÔõô¿ÉÄÜÊÇ»¯Ñ§½¨³¤ÄØ, ¿´ÆðÀ´Ó¦¸ÃÊÇRg°É
5Â¥2009-04-28 18:43:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

abbottfdu

ľ³æ (ÕýʽдÊÖ)

PEGËãÈáÐÔ·Ö×Ó, ͳ¼ÆÁ´¶ÎΪ0.5nm, ÿ¸öͳ¼ÆÁ´¶Î°üº¬4µ½6¸öµ¥Ìåµ¥Ôª,ËùÒÔ¹À¼ÆÎª0.1-0.15nm.
6Â¥2009-04-28 19:04:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 283Çóµ÷¼Á£¨080500£© +7 A child 2026-03-27 7/350 2026-03-29 20:46 by ÌÆãå¶ù
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©Àí¹¤´óѧ±¾¿Æ211²ÄÁϹ¤³Ì294Çóµ÷¼Á +8 mikasaµÄΧ½í 2026-03-28 8/400 2026-03-29 12:48 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 349Çóµ÷¼Á +6 Àîľ×Ó°¡¹þ¹þ 2026-03-25 6/300 2026-03-29 12:47 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 343Çóµ÷¼Á +6 °®î¿°í 2026-03-29 6/300 2026-03-29 12:00 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 329Çóµ÷¼Á +7 ÐÇÒ°? 2026-03-26 7/350 2026-03-29 06:43 by 544594351
[¿¼ÑÐ] 322Çóµ÷¼Á +7 ËÎÃ÷ÐÀ 2026-03-27 7/350 2026-03-28 21:27 by sanrepian
[¿¼ÑÐ] ±¾¿ÆÐÂÄÜÔ´¿ÆÑ§Ó빤³Ì£¬Ò»Ö¾Ô¸»ªÀíÄܶ¯285Çóµ÷¼Á +7 AZMK 2026-03-28 11/550 2026-03-28 21:01 by xxxsssccc
[¿¼ÑÐ] 304Çóµ÷¼Á +6 ÂüÊâ2266 2026-03-27 6/300 2026-03-28 14:10 by ÌÆãå¶ù
[¿¼ÑÐ] 085701»·¾³¹¤³Ì£¬267Çóµ÷¼Á +16 minht 2026-03-26 16/800 2026-03-28 12:16 by zllcz
[¿¼ÑÐ] 328Çóµ÷¼Á +7 àŵεĻù±¾¶¼ 2026-03-27 7/350 2026-03-28 04:19 by fmesaito
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á£¬¸÷λÀÏʦ¿´¿´ÎÒ£¡£¡£¡ +5 Æîì÷ì÷ 2026-03-25 5/250 2026-03-27 21:44 by ¶«·½ÖíÖí
[¿¼ÑÐ] 265Çóµ÷¼Á11408 +3 ÁõС¹lu 2026-03-27 3/150 2026-03-27 20:53 by nihaoar
[¿¼ÑÐ] ¿¼Ñе÷¼Á +4 Sanmu-124 2026-03-26 4/200 2026-03-27 17:49 by kiokin
[¿¼ÑÐ] 287Çóµ÷¼Á +10 land xuxu 2026-03-26 10/500 2026-03-27 15:33 by ÅÁ¶ûÂíÀ­ÌØ
[¿¼ÑÐ] 085601 ²ÄÁϹ¤³Ì 313·Ö Çóµ÷¼Á +5 Ong3 2026-03-27 5/250 2026-03-27 12:24 by goldfish51
[¿¼ÑÐ] 292Çóµ÷¼Á +4 ÇóÇóÁËÊÕÏÂÎÒ°É£ 2026-03-26 4/200 2026-03-27 10:37 by zhshch
[¿¼ÑÐ] 325Çóµ÷¼Á +3 Aoyijiang 2026-03-23 3/150 2026-03-26 20:46 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ×Ü·Ö322ÇóÉúÎïѧ/Éú»¯Óë·Ö×Ó/ÉúÎïÐÅϢѧÏà¹Øµ÷¼Á +5 ÐdzÁuu 2026-03-26 6/300 2026-03-26 19:02 by macy2011
[¿¼ÑÐ] 085602 289·ÖÇóµ÷¼Á +8 WWWÎ÷Î÷¸¥Ë¹ 2026-03-24 8/400 2026-03-26 16:33 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 309Çóµ÷¼Á +4 gajsj 2026-03-25 5/250 2026-03-26 00:27 by Dyhoer
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û