²é¿´: 996  |  »Ø¸´: 3
±¾Ìû²úÉú 1 ¸ö ·­ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴

remayking

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

[ÇóÖú] Çë´ó¼Ò°ïÎÒÐÞ¸ÄÒ»¾ä»°£¨»¯Ñ§×¨ÒµÖÊÆ×Ïà¹Ø£¬ÖÐÒëÓ¢£©Ð»Ð»¡£

C2H6 µÄ¾«È·ÖÊÁ¿ÊýΪ30.0470 Da£¬HCOHµÄΪ30.0106 Da¡£¶øÍ¼ÖÐÁ½¸öÀë×ÓµÄÖʺɱȲîΪ30.0509 Da¡£Õâ¸öÖµÏÔÈ»¸ü½Ó½ü C2H6 £¬¶ø²»ÊÇ HCOH.

Îҵķ­ÒëΪ£ºC2H6 was 30.0470 Da, while the HCOH was 30.0106 Da with the accurate mass. In the spectrum, the difference between two ions was  301.1514 in mass weight.This was more approximate to the mass of C2H6 than that of HCOH.
×ܸоõÎÒ·­ÒëµÄÌØ±ð±ðŤ£¬ÓÈÆäÊÇ×îºóÒ»¾ä£¬ÎÒ²»ÖªµÀ¡° approximate to ¡±Õâ¸ö´Ê×éÄܲ»ÄÜÕâÑùÓã¬Çë´ó¼Ò°ïÎÒ¿´¿´°É¡£Ð»Ð»´ó¼Ò¡£

» ²ÂÄãϲ»¶

Ëĺ£Îª¼ÒµÄÁ÷ÀËè
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
»ØÌûÖö¥ ( ¹²ÓÐ1¸ö )

fjtony163

°æÖ÷ (ÎÄ̳¾«Ó¢)

Ã×Ã×

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

remayking(½ð±Ò+8): лл»Ø´ð 2011-12-19 14:31:29
remayking(½ð±Ò+2): 2011-12-20 09:03:34
remayking: »ØÌûÖö¥ 2011-12-20 09:03:49
remayking(½ð±Ò+2): 2011-12-21 09:09:44
remayking(½ð±Ò+3): 2011-12-22 08:56:43
remayking(½ð±Ò+2): 2011-12-22 08:57:12
C2H6 µÄ¾«È·ÖÊÁ¿ÊýΪ30.0470 Da£¬HCOHµÄΪ30.0106 Da¡£¶øÍ¼ÖÐÁ½¸öÀë×ÓµÄÖʺɱȲîΪ30.0509 Da¡£Õâ¸öÖµÏÔÈ»¸ü½Ó½ü C2H6 £¬¶ø²»ÊÇ HCOH.

The exact mass of C2H6 is 30.0470 Da and of HCOH is 30.0106 Da. The mass charge ratio difference of two ions in figure is 30.0509 Da, which is apparently much closer to C2H6 instead of HCOH.
4Â¥2011-12-19 12:35:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
ÆÕͨ»ØÌû

zcius

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
°®ÓëÓêÏÂ(½ð±Ò+1): 2011-12-19 08:29:00
remayking(½ð±Ò+2, ·­ÒëEPI+1): лл»Ø´ð 2011-12-19 14:31:17
remayking(½ð±Ò+1): 2011-12-22 08:57:07
This is closer to the mass of C2H6 that that of HCOH.

Ç°ÃæµÄ¾«È·ÖÊÁ¿ÊýûÓз­Òë³öÀ´£¬ºóÕßµÄÖʺɱÈûÓз­Òë³öÀ´¡£
2Â¥2011-12-18 23:14:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

remayking

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

лл»Ø´ð£¬²»¹ý£¬ÆÚ´ý¸üÏ꾡µÄ»Ø´ð£¬Ð»Ð»¡£
Ëĺ£Îª¼ÒµÄÁ÷ÀËè
3Â¥2011-12-18 23:26:56
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ remayking µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] ÄÜ·ñÍ˳ö²ÎÓëµÄÃæÉÏÏîÄ¿½â³ýÏÞÏî +11 koalala 2026-08-24 13/650 2026-08-24 10:49 by anjeeshine
[»ù½ðÉêÇë] ÈÃÎÒÖÐÒ»¸öÃæÉϰɣ¡ +13 ´óƼ1987 2026-08-20 16/800 2026-08-24 10:23 by ̫ɵÁË
[»ù½ðÉêÇë] ¿ÆÑй¶ùÌ«ÄÑÁË +18 ÎÒ4´ó°×²Ë 2026-08-20 19/950 2026-08-24 09:47 by ¿­¶÷¹ãÊ¢´ß»¯·ÖÎ
[»ù½ðÉêÇë] ʲôʱºò¿ª½±£¿ +10 CrisMessi 2026-08-18 11/550 2026-08-24 06:50 by ¿ªÐĵÄСʨ×Ó
[»ù½ðÉêÇë] ·¶½øÖоÙÒ»ÎĵÄÖÐÐÄ˼Ïë +5 Ñ׻ƹóëÐ 2026-08-22 6/300 2026-08-24 06:34 by sincosx
[»ù½ðÉêÇë] ½¨Òé»ù½ð·¢²¼Ìáǰ¸ø³öÃ÷È·µÄʱ¼äµã +11 kulium 2026-08-21 14/700 2026-08-24 02:12 by Á÷Á÷ÉË
[»ù½ðÉêÇë] 2026ÄêµÄ¹ú¼ÒÉç¿Æ»ù½ðÏîĿͨѶÆÀÉóµÄйæÔòÓëж¯Ïò¡¢ÐÂÌôÕ½ +4 process2012 2026-08-23 5/250 2026-08-23 19:58 by jurkat.1640
[½Ìʦ֮¼Ò] Ìø²ÛºóÔÚÑÐÏîÄ¿Ôõô°ì£¿ +5 ¼òµ¥»¯xn 2026-08-22 10/500 2026-08-23 12:38 by ¼òµ¥»¯xn
[»ù½ðÉêÇë] 93BebMhtakhǰºó11λ¿ªÍ·¶¼ÊÇ´óд +7 ÇÒÌý»¢Ð¥ 2026-08-17 8/400 2026-08-22 21:55 by ҽѧÀÏÄк¢
[»ù½ðÉêÇë] Ö»ÓÐÿÄêÕâÖÖʱºòÀ´¹ä¹äСľ³æ +24 yaoyewhu2008 2026-08-20 26/1300 2026-08-22 17:43 by kammury
[»ù½ðÉêÇë] filecode£¬4¸öjtjcÁË +13 ziyangfang 2026-08-19 16/800 2026-08-22 17:08 by WH3796
[»ù½ðÉêÇë] ÈËÆø²»ÐÐÁË +8 fansofjerry 2026-08-21 8/400 2026-08-22 16:30 by zyqchem
[»ù½ðÉêÇë] ½ñÌì»ù½ð»á³ö½á¹ûÂð£¿20260819 +16 kkkl_v 2026-08-19 17/850 2026-08-22 16:12 by °¢²¼Abu
[»ù½ðÉêÇë] ʱ¼ä´Á½ñÌ죬20ºÅ±äÁË +5 archvillain 2026-08-20 5/250 2026-08-22 06:12 by hui_daxiao
[»ù½ðÉêÇë] ½ñÈÕ²»·Å°ñ£¿Íø´«¹ú×ÔȻԤ¼Æ 8 Ô 27 Èտɲé½á¹û +16 ҽѧÀÏÄк¢ 2026-08-20 20/1000 2026-08-21 21:13 by Ldrop2023
[»ù½ðÉêÇë] ¿´À´½ñÌì²»»á·Å°ñÁË£¿ +8 chengyan1220 2026-08-21 11/550 2026-08-21 17:52 by dcqxinyang
[»ù½ðÉêÇë] ʱ¼ä´ÁÓÖ±äÁË +13 wuchongjun 2026-08-20 19/950 2026-08-21 17:21 by ×Ïɼ´¼
[»ù½ðÉêÇë] ÎÒÃæÉÏÍêµ°ÁË +7 ÇÒÌý»¢Ð¥ 2026-08-20 8/400 2026-08-21 12:31 by ¿á¿áÄ«¾µ
[»ù½ðÉêÇë] ʱ¼ä´Á±äÁË£¬ÄÜ¿´³öʲôÎÊÌ⣿ +18 »ùŵßä¿Í 2026-08-17 23/1150 2026-08-20 17:19 by Godzela
[»ù½ðÉêÇë] ÖØÒªÏûÏ¢£¬ÖÐÎçϵͳÔÚά»¤ +11 yuleib84 2026-08-18 12/600 2026-08-20 11:09 by xskun
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û