²é¿´: 1115  |  »Ø¸´: 6
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

jonas6126

½ð³æ (ÕýʽдÊÖ)

¡¾±¡ÐÒµÄÃÀÈË¡¿

[ÇóÖú] ¶®HNMRµÄ´óÏÀÃǽøÀ´¿´¿´

СÃÃÎÒ½ñÈÕ×öÁ˸öPVC£¨aldrich£©µÄºË´Å£¬·¢ÏÖºÍÔ¤ÆÚµÄÏà±È¶àÁËÁ©·å£¬²»ÖªµÀÊÇÉñÂíÔµ¹Ê£¬Çë´óϺÃÇÖ¸µã
ÓÐͼÔÚ´Ë
2-2.5ppm ´¦ÎªCH2µÄH
4-5ppm´¦ÎªCHClµÄH
ÄÇô1-1.7Ö®¼äµÄÄÇÁ½¸öµ¥·åÊÇÄÄÀ´µÄ°¡£¿Ë­Öªµ½°¡£¡£¡£¡

PVC in 300M H NMR
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

Ë«ÑàË«·É£¬Ë«ÇéÏà˼£¬ÈÝÉ«ÒѸ쬹ÊÐIJ»Ë¥£¬Ë«ÈëÄ»£¬Ë«³öàø
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

kongpx

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
jonas6126(½ð±Ò+10): лл 2011-10-28 00:24:56
wgs8136(½ð±Ò+1): »¶Ó­³£À´½»Á÷ ~ 2011-10-28 09:16:19
~1.5 ·åΪˮ·å£»
~1.2 ¼° ~0.9 µÄ·åÊôÓÚ³¤Ì¼Á´µÄ·å£¬ÔÚÆ×ͼÖзdz£³£¼û£¬ÓÈÆäÊǵ±ÑùƷŨ¶ÈµÍʱ¸üÃ÷ÏÔ¡£À´Ô´½Ï¸´ÔÓ¡£
4Â¥2011-10-27 14:29:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 7 ¸ö»Ø´ð

kukoob

Ìú¸Ëľ³æ (ÖªÃû×÷¼Ò)

ÈËÀർʦ

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
zznjut(½ð±Ò+1): »¶Ó­ 2011-10-25 10:19:52
ÊDz»ÊÇÔëÉùÎó²î°¡£¡
Äã¶à×ö¼¸´Î£¡
¿´¿´Ã¿´ÎÊDz»ÊǶ¼ÊÇÕâÑù°¡£¡
²»Öª²»¾õ
2Â¥2011-10-25 04:56:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ambyshine

Ìú³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
zznjut(½ð±Ò+2): »¶Ó­ 2011-10-25 08:55:24
Ó¦¸ÃÊÇÑùÆ·²»´¿£¬1.5×óÓҵĿÉÄÜÊÇË®£¬1-1.5Ö®¼äµÄ´ó¸ÅÀ´×ÔËÜÁÏÌí¼Ó¼Á±ÈÈçBHTÖеÄCH3¡£
3Â¥2011-10-25 07:57:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jonas6126

½ð³æ (ÕýʽдÊÖ)

¡¾±¡ÐÒµÄÃÀÈË¡¿

ÒýÓûØÌû:
4Â¥: Originally posted by kongpx at 2011-10-27 14:29:43:
~1.5 ·åΪˮ·å£»
~1.2 ¼° ~0.9 µÄ·åÊôÓÚ³¤Ì¼Á´µÄ·å£¬ÔÚÆ×ͼÖзdz£³£¼û£¬ÓÈÆäÊǵ±ÑùƷŨ¶ÈµÍʱ¸üÃ÷ÏÔ¡£À´Ô´½Ï¸´ÔÓ¡£

ÄÇÈç¹ûÎÒ½«PVCÓÃÒÒ´¼´¿»¯Ï£¬³ýÈ¥³¤Ì¼Á´£¬»á²»»áÏûÊ§ÄØ£¿
»¹ÊÇÕâ¸ö³¤Ì¼Á´ÊǸ߷Ö×Ó±¾Éí´øµÄÄØ£¿
Ò»°ãÊÇÄÄÖÖÇé¿öÄØ
Ë«ÑàË«·É£¬Ë«ÇéÏà˼£¬ÈÝÉ«ÒѸ쬹ÊÐIJ»Ë¥£¬Ë«ÈëÄ»£¬Ë«³öàø
5Â¥2011-10-28 00:26:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á£¬Çó¸÷λÀÏʦÊÕÁô +8 ÇïÓÐľ±± 2026-03-14 8/400 2026-03-16 15:21 by ŶŶ123
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +5 ÄÝÄÝninicgb 2026-03-15 8/400 2026-03-16 14:44 by ¿Éµ­²»¿ÉÍü
[¿¼ÑÐ] 0703 ÎïÀí»¯Ñ§µ÷¼Á +3 ÎÒ¿ÉÒÔÉϰ¶µÄ¶Ô 2026-03-13 5/250 2026-03-16 10:50 by ÎÒ¿ÉÒÔÉϰ¶µÄ¶ÔÂ
[¿¼ÑÐ] »¯Ñ§¹¤³Ì321·ÖÇóµ÷¼Á +7 ´óÃ×·¹£¡ 2026-03-15 7/350 2026-03-16 10:25 by ÁËÁËÁËÁË¡£¡£
[¿¼ÑÐ] 308Çóµ÷¼Á +3 ÊÇLupa°¡ 2026-03-16 3/150 2026-03-16 10:07 by Çóµ÷¼Ázz
[¿¼ÑÐ] 311Çóµ÷¼Á +6 ¶¬Ê®Èý 2026-03-15 6/300 2026-03-16 08:00 by wang_dand
[¿¼ÑÐ] 326Çóµ÷¼Á +3 mlpqaz03 2026-03-15 3/150 2026-03-16 07:33 by Iveryant
[¿¼ÑÐ] 327Çóµ÷¼Á +6 ʰ¹âÈÎȾ 2026-03-15 11/550 2026-03-15 22:47 by ʰ¹âÈÎȾ
[¿¼ÑÐ] Áº³ÉΰÀÏʦ¿ÎÌâ×é»¶Ó­ÄãµÄ¼ÓÈë +6 һѼѼӴ 2026-03-14 7/350 2026-03-15 22:12 by Winj1e
[ÎÄѧ·¼²ÝÔ°] »ï°éÃÇ£¬×£ÎÒÉúÈÕ¿ìÀÖ°É +15 myrtle 2026-03-10 24/1200 2026-03-15 21:16 by ËÕÖÝ_¶ººÅ
[¿¼ÑÐ] 289Çóµ÷¼Á +5 ²½´¨¿á×Ï123 2026-03-11 5/250 2026-03-15 00:45 by kruisytel
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤ 323 Ó¢Ò»+Êý¶þ+Îﻯ£¬Ò»Ö¾Ô¸£º¹þ¹¤´ó ±¾È˱¾¿ÆË«Ò»Á÷ +4 ×ÔÓɵÄ_·ÉÏè 2026-03-13 5/250 2026-03-14 19:39 by hmn_wj
[¿¼ÑÐ] 267Ò»Ö¾Ô¸ÄϾ©¹¤Òµ´óѧ0817»¯¹¤Çóµ÷¼Á +5 SUICHILD 2026-03-12 5/250 2026-03-14 14:53 by jean5056
[»ù½ðÉêÇë] ÓбØÒª¸ü»»É걨¿ÚÂð 20+3 fannyamoy 2026-03-11 3/150 2026-03-14 00:52 by zhanghaozhu
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤Çóµ÷¼ÁÒ»Ö¾Ô¸ 985 ×Ü·Ö 295 +8 dream¡­¡­ 2026-03-12 8/400 2026-03-13 22:17 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 085600µ÷¼Á +5 ÑúÑú123sun 2026-03-12 5/250 2026-03-13 22:06 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 329Çóµ÷¼Á +3 miaodesi 2026-03-12 4/200 2026-03-13 20:53 by 18595523086
[¿¼ÑÐ] ¹¤¿Æ²ÄÁÏ085601 279Çóµ÷¼Á +8 À§ÓÚÐdz¿ 2026-03-12 10/500 2026-03-13 15:42 by ms629
[¿¼ÑÐ] ²ÄÁÏר˶274Ò»Ö¾Ô¸ÉÂÎ÷ʦ·¶´óѧÇóµ÷¼Á +4 Ñ¦ÔÆÅô 2026-03-13 4/200 2026-03-13 10:40 by ѧԱ8dgXkO
[¿¼ÑÐ] 290Çóµ÷¼Á +3 ¿Â»´È» 2026-03-10 8/400 2026-03-11 13:48 by ¿Â»´È»
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û