| ²é¿´: 949 | »Ø¸´: 5 | |||
| ±¾Ìû²úÉú 1 ¸ö ·ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴 | |||
¶¡Ççͳæ (³õÈëÎÄ̳)
|
[ÇóÖú]
ÇóÖú¾ä×Ó·Ò롪¡ªÒ©Ñ§×¨Òµ
|
||
|
The addition product, hydroxymethanesulfonate, formed in reaction dissociates in alkaline media,which makes this approach ineffective for basic samples.However, it can be used to prevent or at least reduce sulfite oxidation in acidic samples, prior to injection into an alkaline eluent. ¼î¶Ô·´Ó¦²úÎïhydroxymethanesulfonateÓÐʲôӰÏì°¡£¿Òª²»Òª¼ÓÈë¼î£¿Ð»Ð»£¡ |
» ÊÕ¼±¾ÌûµÄÌÔÌûר¼ÍƼö
¾«Æ··Ò뼯½õ |
» ²ÂÄãϲ»¶
²ÄÁϵ÷¼Á
ÒѾÓÐ3È˻ظ´
070300»¯Ñ§279Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
Ò»Ö¾Ô¸»ª¶«Àí¹¤085601²ÄÁϹ¤³Ì303·ÖÇóµ÷¼Á
ÒѾÓÐ14È˻ظ´
Èí¼þ¹¤³ÌÇóµ÷¼Á22Èí¹¤296·ÖÇóµ÷¼Á£¬½ÓÊÜ¿çµ÷
ÒѾÓÐ4È˻ظ´
²ÄÁϹ¤³Ì085601£¬270Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
288Çóµ÷¼Á£¬Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ071005
ÒѾÓÐ10È˻ظ´
085600²ÄÁÏÓ뻯¹¤×¨Ë¶329 Çóµ÷¼Á
ÒѾÓÐ20È˻ظ´
275Çóµ÷¼Á
ÒѾÓÐ5È˻ظ´
һ־Ըɽ¶«´óѧ»¯Ñ§Ó뻯¹¤Ñ§Ôº²ÄÁÏÓ뻯¹¤×¨Ë¶£¬360·ÖÇóµ÷¼Á
ÒѾÓÐ5È˻ظ´
±¾¿Æ211£¬293·ÖÇëÇóµ÷¼Á
ÒѾÓÐ11È˻ظ´
wildwolf110
½û³æ (ÕýʽдÊÖ)
¡ï
°®ÓëÓêÏÂ(½ð±Ò+1): £¡~ 2011-09-22 08:52:09
°®ÓëÓêÏÂ(½ð±Ò+1): £¡~ 2011-09-22 08:52:09
|
±¾ÌûÄÚÈݱ»ÆÁ±Î |
2Â¥2011-09-21 22:47:00
jwdxbjzh
ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)
- ·ÒëEPI: 244
- Ó¦Öú: 8 (Ó×¶ùÔ°)
- ¹ó±ö: 0.015
- ½ð±Ò: 10699.3
- É¢½ð: 437
- ºì»¨: 30
- Ìû×Ó: 3868
- ÔÚÏß: 1074.8Сʱ
- ³æºÅ: 611748
- ×¢²á: 2008-09-25
- ÐÔ±ð: GG
- רҵ: ÉúÎïÎÞ»ú»¯Ñ§
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï
°®ÓëÓêÏÂ(½ð±Ò+1): £¡~ 2011-09-22 08:52:20
¶¡Çç(½ð±Ò+2): the addition productÓ¦¸ÃÊǼӳÉÎïµÄÒâ˼°É 2011-09-22 21:16:32
°®ÓëÓêÏÂ(½ð±Ò+1): £¡~ 2011-09-22 08:52:20
¶¡Çç(½ð±Ò+2): the addition productÓ¦¸ÃÊǼӳÉÎïµÄÒâ˼°É 2011-09-22 21:16:32
| ÔÚ¼îÐÔ½éÖÊÖÐͨ¹ý½âÀë·´Ó¦Éú³ÉÕâÖÖ¸½¼Ó²úÎ¼´ôǼ׻ù»ÇËáÑΡ£ÕâÖÖ·½·¨¶Ô¼îÐÔÑùÆ·ÎÞЧ¡£È»¶ø£¬ÔÚËáÐÔÑùÆ·±»×¢Èë¼îÐÔÏ´ÍÑҺ֮ǰ£¬ÒÔÉÏ·½·¨¿ÉÓÃÓÚ·ÀÖ¹»òÖÁÉÙÄܼõÉÙËáÐÔÑùÆ·ÖÐÑÇÁòËáÑεÄÑõ»¯¡£ |

3Â¥2011-09-21 22:48:58
jwdxbjzh
ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)
- ·ÒëEPI: 244
- Ó¦Öú: 8 (Ó×¶ùÔ°)
- ¹ó±ö: 0.015
- ½ð±Ò: 10699.3
- É¢½ð: 437
- ºì»¨: 30
- Ìû×Ó: 3868
- ÔÚÏß: 1074.8Сʱ
- ³æºÅ: 611748
- ×¢²á: 2008-09-25
- ÐÔ±ð: GG
- רҵ: ÉúÎïÎÞ»ú»¯Ñ§

4Â¥2011-09-21 22:50:28
¹Å¿É¤×
ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)
- ·ÒëEPI: 323
- Ó¦Öú: 91 (³õÖÐÉú)
- ¹ó±ö: 16.835
- ½ð±Ò: 19237.1
- É¢½ð: 40372
- ºì»¨: 275
- ɳ·¢: 183
- Ìû×Ó: 25406
- ÔÚÏß: 1082.3Сʱ
- ³æºÅ: 1034379
- ×¢²á: 2010-06-02
- ÐÔ±ð: GG
- רҵ: Ò©ÎïÉè¼ÆÓëÒ©ÎïÐÅÏ¢
- ¹ÜϽ: µ¼Ê¦ÕÐÉú
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï
°®ÓëÓêÏÂ(½ð±Ò+1): £¡~ 2011-09-22 08:52:33
¶¡Çç(½ð±Ò+3, ·ÒëEPI+1): however ¿ÉÒÔ·ÒëΪËùÒÔ£¬±íµÝ½ø¹ØÏµÂ𣿠2011-09-22 21:15:48
°®ÓëÓêÏÂ(½ð±Ò+1): £¡~ 2011-09-22 08:52:33
¶¡Çç(½ð±Ò+3, ·ÒëEPI+1): however ¿ÉÒÔ·ÒëΪËùÒÔ£¬±íµÝ½ø¹ØÏµÂ𣿠2011-09-22 21:15:48
|
Ê×ÏÈThe addition productÊǼӳÉÎïµÄÒâ˼£¬²»ÊǸ½¼Ó²úÎï»òÕ߸±²úÆ· ¼Ó³É²úÎïôǼ׻ù»ÇËáÑÎÊÇÔÚ¼îÐÔ½éÖÊÇé¿öÏ·ÖÀë·´Ó¦Ðγɵ쬶øÕâÖÖ·´Ó¦Ìõ¼þ¶Ô¼îÐÔÑùÆ·À´ËµÊÇÎÞЧµÄ¡£ËùÒÔ£¬ÏÈ×¢Èë¼îÐÔÏ´µÓÒº£¬ÉÏÊöµÄ·´Ó¦Ìõ¼þ¿ÉÒÔ×èÖ¹»òÖÁÉÙ¼õÉÙËáÐÔÑùÆ·ÖÐÑÇÁòËáÑÎÑõ»¯¡£ howeverÎÒÈÏΪÊǵݽø¹ØÏµ£¬¶ø²»ÊÇתÕÛ |

5Â¥2011-09-21 23:19:30
¹Å¿É¤×
ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)
- ·ÒëEPI: 323
- Ó¦Öú: 91 (³õÖÐÉú)
- ¹ó±ö: 16.835
- ½ð±Ò: 19237.1
- É¢½ð: 40372
- ºì»¨: 275
- ɳ·¢: 183
- Ìû×Ó: 25406
- ÔÚÏß: 1082.3Сʱ
- ³æºÅ: 1034379
- ×¢²á: 2010-06-02
- ÐÔ±ð: GG
- רҵ: Ò©ÎïÉè¼ÆÓëÒ©ÎïÐÅÏ¢
- ¹ÜϽ: µ¼Ê¦ÕÐÉú

6Â¥2011-09-22 21:18:29














»Ø¸´´ËÂ¥