Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1085  |  »Ø¸´: 6
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

qiurank

Í­³æ (ÕýʽдÊÖ)

[½»Á÷] ¡ºÇë½Ì¡»Ôö³í¼Á658ÊÇʲô

ÈçÌ⣬ÓÐûÓгæ×ÓÖªµÀÕâ¸öÔö³í¼ÁµÄÖ÷Òª³É·Ö£¿Ð»Ð»£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

qiurank

Í­³æ (ÕýʽдÊÖ)

mooncakexzj(½ð±Ò+0,VIP+0):Ó¦¸Ãmarry34µÄ¸üÓеÀÀíһЩ°É£¡ 4-29 20:58
Â¥É϶þ룬Õ⣬Õâ²îµÄҲ߯¶àÁ˰É
4Â¥2009-04-29 20:17:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 7 ¸ö»Ø´ð

maryrf34

ľ³æ (ÕýʽдÊÖ)

¡ï
nealu(½ð±Ò+1,VIP+0):ллӦÖú£¡ 4-29 20:47
»¯Ñ§³É·ÖÊǾ۱ûÏ©ËáÄÆ¡£¾Û±ûÏ©ËáÄÆÊÇÒ»ÖÖÒõÀë×ÓÐ͵ç½âÖÊ£¬¿ÉÒÔÔÚÒõÀë×Ó»ò·ÇÀë×ÓÌåϵÖÐÓ¦Óá£
2Â¥2009-04-29 17:42:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

johneagle80

ľ³æ (ÕýʽдÊÖ)

nealu(½ð±Ò+0,VIP+0):Ì«³¶Á˰ɣ¡ÓÖ²»ÊǸ߾ÛÎÓÖ²»ÄÜÄý½ºÐγɽºÊø£¬Õ¦×öÔö³í¼Á£¿ 4-29 20:54
mooncakexzj(½ð±Ò+0,VIP+0):ллºÃÏñ°ïÖú£¬²»¹ýÒªÓÐÒÀ¾Ýѽ£¡ 4-29 20:58
Ôö³í¼Á 658Ö÷Òª¹¦ÄܳɷÖÊÇ1,2-ÒÒ¶þ°·
Ïêϸ:===
Ó¢ÎÄÃû³Æ£º 1,2-ethylenediamine
ÖÐÎÄÃû³Æ2£º 1,2-¶þ°±»ùÒÒÍé
Ó¢ÎÄÃû³Æ2£º 1,2-diaminoethane
CAS No.£º 107-15-3
·Ö×Óʽ£º C2H8N2
·Ö×ÓÁ¿£º 60.10

Óк¦Îï³É·Ö º¬Á¿ CAS No.
ÒÒ¶þ°· ¡Ý98.0£¥ 107-15-3
3Â¥2009-04-29 19:16:30
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xuebuqiao

Í­³æ (СÓÐÃûÆø)

ºÃÏñÓÃ×÷Ôö³í¼ÁµÄ¾Û±ûÏ©ËáÊÇÓð±Ë®Öк͵ġ£
5Â¥2009-04-30 09:18:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Çóµ÷¼Á +6 ³Ô¿Ú±ù¼¤Áè 2026-04-07 6/300 2026-04-08 01:41 by Linzejun
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§Ñ§Ë¶£¬310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +9 ŬÁ¦·Ü¶·112 2026-04-07 9/450 2026-04-07 23:21 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸085404£¬×Ü·Ö291£¬Ëļ¶Òѹý£¬Çóµ÷¼Á +7 °¢¿¡°¢¿¡°¢¿¡ 2026-04-04 9/450 2026-04-07 22:25 by dick_runner
[¿¼ÑÐ] 275 Çóµ÷¼Á +4 Lei812514 2026-04-07 4/200 2026-04-07 20:55 by grlsj
[¿¼ÑÐ] 280Çóµ÷¼Á +7 Àîrien 2026-04-04 7/350 2026-04-07 17:33 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 081700»¯Ñ§¹¤³ÌÓë¼¼Êõ Ò»Ö¾Ô¸Öк£Ñó 323 Çóµ÷¼ÁѧУ +19 ÅûÐÇºÓ 2026-04-03 19/950 2026-04-07 15:14 by ¾¡Ë´Ò¢1
[¿¼ÑÐ] Çóµ÷¼Á +12 ÐܶþÏëÉϰ¶ 2026-04-04 12/600 2026-04-07 12:07 by Sammy2
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉúÎïÓëÒ½Ò©£¬296·Ö£¬Çóµ÷¼Á +11 66¹ 2026-04-03 13/650 2026-04-06 21:45 by 52305043001
[¿¼ÑÐ] Ò»Ö¾Ô¸Äϲý´óѧ£¬085600£¬344·ÖÇóµ÷¼Á +9 µ÷¼ÁÉϰ¶«^ 2026-04-05 10/500 2026-04-06 09:30 by dongzh2009
[¿¼ÑÐ] 070300»¯Ñ§Ñ§Ë¶311·ÖÇóµ÷¼Á +11 Áº¸»¹óÏÕÖÐÇó 2026-04-04 13/650 2026-04-06 07:24 by houyaoxu
[¿¼ÑÐ] 322Çóµ÷¼Á +3 àźߺߺã 2026-04-05 3/150 2026-04-05 19:52 by nepu_uu
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +8 ÏàÐűػá¹ââÍòÕ 2026-04-05 10/500 2026-04-05 12:19 by Hdyxbekcb
[¿¼ÑÐ] Çó +5 »¯¹¤×¨Ë¶323·Ö 2026-04-04 5/250 2026-04-05 08:02 by 544594351
[¿¼ÑÐ] 301Çóµ÷¼Á +18 ÂæÍÕÄÐÈË 2026-04-02 18/900 2026-04-04 20:33 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Çóµ÷¼Á +3 ũҵ¹¤³ÌÓëÐÅÏ¢¼ 2026-04-04 3/150 2026-04-04 12:19 by Éá¶øºóµÃ
[¿¼ÑÐ] 278Çóµ÷¼Á +6 Yy7400 2026-04-03 6/300 2026-04-04 09:53 by zhangdingwa
[¿¼ÑÐ] µ÷¼Á0855-288 +5 xÐܶþa 2026-04-03 5/250 2026-04-04 00:19 by Öí»á·É
[¿¼ÑÐ] һ־Ըɽ¶«´óѧ£¬085600£¬344 +7 κ×Óper 2026-04-02 8/400 2026-04-02 21:12 by °ÙÁéͯ888
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +12 Ò»ÑùYWY 2026-04-01 12/600 2026-04-02 09:15 by olim
[¿¼ÑÐ] 303·Ö 0807ѧ˶Çóµ÷¼Á +3 TYC3632 2026-04-01 3/150 2026-04-01 19:24 by lwk2004
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û