²é¿´: 1160  |  »Ø¸´: 3
±¾Ìû²úÉú 1 ¸ö ·­ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴

zl0921516

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] ÇóÖúÓ¢Óï¸ßÊÖ°ïæ·­Òë ÒªÒÀ¾ÝÕⲿ·Ö×öʵÑé ÐÄÇé¼±ÇРлллл£¡¡«

The HPLC system consisted of two Rainin HPX pumps (10 ml head), aRheodyne injector (model 7125) with a 20-ul loop, an LDC FluoromonitorIII, and a Hewlett-Packard recorder-integrator (model 3390A). The column used for the quantitation of EQ was a reversed-phase C18 (5 um 4 mm ID x 15 cm) (SGE, Austin, Tex.) protected with a guard column filled with Perisorb RP 18 (Upchurch Scientific). The mobile phase was acetonitrile-10 mM ammonium phosphate, monobasic, containing 1 mM tetrabutyl-ammonium hydrogen sulfate and adjusted to pH 5.9 with solid ammonium hydrogen carbonate (7:3, v/v) and the flow rate was 0.9 ml/min.The ammonium phosphate buffer was prepared every 5 d. The analyses were performed at ambient temperature; the detector range was set at
20-100 and the injection volume ranged 0.5-20ul according to the concentration of EQ in the sample.
   EQ HCI was prepared as described (Kim, 1985) by converting the available dark oily EQ (a gift from Monsanto) into crystalline EQ HCI and was recrystallized several times from methanol-acetonitrile to give a colorless analytical sample (mp 192-193¡ãC). The standard solution was prepared weekly in methanol (10 mg/ml) and immediately diluted with acetonitrile to 0.1 ug/ml and kept in the dark at room temperature.

[ Last edited by zl0921516 on 2012-5-31 at 14:55 ]

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

¾«Æ··­Ò뼯½õ ²Î¿¼¼ÛÖµ

» ²ÂÄãϲ»¶

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

sesame_oil

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡ï ¡ï ¡ï ¡ï ¡ï
zl0921516: ½ð±Ò+5, ·­ÒëEPI+1, ¡ïÓаïÖú 2012-06-13 11:17:50
°®ÓëÓêÏÂ: , ÄãµÄ·­Òë¡£¡£¡£ 2012-06-13 21:32:41
book2005593: ½ð±Ò-10, ·­ÒëEPI-1, Î¥¹æ´æµµ, Î¥¹æÊ¹ÓÃgoogleÔÚÏß·­Ò룬Êջؽ±Àø²¢¼Ó¿Û5½ð±Ò£¬ÇëÎðÔÙ·¸£¬Ð»Ð»£¡ 2012-06-13 21:47:08
HPLCϵͳ°üÀ¨Á½¸öµÄRAININ»ÆàÑßʱã¨Í·10ºÁÉý£©£¬20-ULÑ­»·aRheodyneÅçÓÍÆ÷£¨ÐͺÅ7125£©£¬×î²»·¢´ï¹ú¼ÒFluoromonitorIIIºÍ»ÝÆÕ¼Ïñ»ú¼¯³É£¨ÐͺÅ3390A£©¡£ÇéÉ̵͍Á¿·ÖÎöÖÐʹÓõÄÁÐÊÇ1·´ÏàC18£¨5΢Ã×±àºÅ4ºÁÃ×x 15ÀåÃ×£©£¨ÉϺ£»Æ½ð½»Ò×Ëù£¬°Â˹͡£¬µÃ¿ËÈøË¹ÖÝ£©£¬Ìî²¹Á˱£»¤ÖùÓëRPµÄ18 Perisorb£¨¶òÆÕÇðÆæ¿Æ¼¼£©±£»¤¡£Á÷¶¯ÏàΪÒÒëæ-10ºÁÃ×µÄÁ×ï§£¬Ò»Ôª£¬º¬1ºÁÃ×µÄËĶ¡»ùÁòËáÇâï§¹ÌÌå̼ËáÇâï§£¨7:3£¬V / V£©£¬Á÷Ëٺ͵÷ÕûpHÖµ5.9£¬0.9ºÁÉý/·ÖÖÓ¡£Á×ï§»º³åÇø×¼±¸Ã¿5Ìì¡£ÔÚÊÒÎÂϽøÐеķÖÎö¼ì²â·¶Î§ÔÚ20-100ºÍ×¢ÉäÁ¿½éÓÚ0.5-20ul¸ù¾ÝÑùƷŨ¶ÈµÄEQÉèÖᣠ  ÇéÉÌÈË»ú½»»¥ËùÊö½á¾§ÇéÉÌÈË»ú½»»¥×ª»»³É¿ÉÓðµÓÍÐÔµÄEQ£¨´ÓÃÏɽ¶¼¹«Ë¾µÄÀñÎ£¨½ð£¬1985Ä꣩ºÍ¼×´¼ - ÒÒëæÖؽᾧÊý´Î¸øÎÞÉ«µÄ·ÖÎöÑùÆ·ÖÆ±¸£¨ÈÛµã192-193¡ãC¼ä£©¡£±ê×¼µÄ½â¾ö·½°¸£¬×¼±¸Ã¿Öܼ״¼£¨10ºÁ¿Ë/ºÁÉý£©£¬²¢Á¢¼´ÓÃÒÒëæÏ¡ÊÍ0.1΢¿Ë/ºÁÉý£¬ÊÒα£³ÖÔÚºÚ°µÖС£
²»ÊǸ粻Ц£¬Ò»Ð¦·Û¾Íµô
2Â¥2012-06-10 21:47:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zl0921516

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by sesame_oil at 2012-06-10 21:47:58
HPLCϵͳ°üÀ¨Á½¸öµÄRAININ»ÆàÑßʱã¨Í·10ºÁÉý£©£¬20-ULÑ­»·aRheodyneÅçÓÍÆ÷£¨ÐͺÅ7125£©£¬×î²»·¢´ï¹ú¼ÒFluoromonitorIIIºÍ»ÝÆÕ¼Ïñ»ú¼¯³É£¨ÐͺÅ3390A£©¡£ÇéÉ̵͍Á¿·ÖÎöÖÐʹÓõÄÁÐÊÇ1·´ÏàC18£¨5΢Ã×±àºÅ4ºÁÃ×x 15Àå ...

ÅóÓÑ£¬ÄãÕâ¸öÊÇÓ÷­ÒëÈí¼þ·­ÒëµÄ°É£¬ÍêÈ«¶Á²»Í¨°¡~~£¡£¡£¡Ï£ÍûÓ¢Óï¸ßÊÖÄܶ¦Á¦ÏàÖú~~È˹¤·­Ò룡лл
3Â¥2012-06-13 11:19:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¹Å¿É¤×

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐãÇø³¤ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
zl0921516: ½ð±Ò+10, ·­ÒëEPI+1, ¡ï¡ï¡ïºÜÓаïÖú 2012-06-14 13:00:24
°®ÓëÓêÏÂ: ½ð±Ò+5 2012-06-18 21:14:33
¸ßЧҺÏàÉ«Æ×ϵͳÓÉÁ½¸ö Rainin HPX£¨±ÃÆ·ÅÆ£©±Ã£¨10ml±ÃÍ·£©£¬Ò»¸öRheodyne½øÑùÆ÷£¨7125ÐÍ£©Á¬´øÒ»¸ù20-ul½øÑùÕ룬һ¸öLDCÓ«¹â¼ì²âÆ÷III£¬ÒÔ¼°»ÝÆÕÅÆ¼Ç¼»ý·ÖÆ÷£¨ 3390AÐÍ£©¡£ÓÃÓڲⶨEQµÄÖù×ÓÊÇC18(5 um 4 mm ID x 15 cm) (SGE, Austin, Tex.) ·´ÏàÖù×Ó£¬ÓÃPerisorb RP 18 (Upchurch Scientific)Ìî³äµÄ±£»¤Öù±£»¤ ¡£Á÷¶¯ÏàÊÇÒÒëæ-10 mM Á×Ëáï§ÈÜÒº£¬Ò»Ôª¼î£¬°üº¬1 mMËĶ¡»ùÁòËáÇâï§ÈÜÒº²¢ÓÃ̼ËáÇâï§(7:3, v/v)µ÷phÖÁ5.9£¬Á÷ËÙ 0.9 ml/min¡£Á×Ëáï§»º³åҺÿ¸ô5ÌìÅäÖÆÒ»´Î¡£ÊÒÎÂϽøÐмì²â·ÖÎö£¬¼ì²â²¨³¤·¶Î§ÉèÖÃΪ20-100nm£¬¸ù¾ÝÑùÆ·ÖÐEQµÄŨ¶È½øÑùÁ¿µÄ·¶Î§Îª 0.5-20ul¡£ EQ HCI ¸ù¾Ý (Kim, 1985)ËùÊö½øÐÐÖÆ±¸£ºÍ¨¹ý½«¿ÉÓúÚÓÍEQ£¨ÃÏɽ¶¼²úÆ·£©×ª»»³ÉEQ HCI ¾§Ì壬²¢Óü״¼-ÒÒëæÖؽᾧ¼¸´ÎµÃ³öÎÞÉ«µÄ·ÖÎöÑùÆ· (mp 192-193¡ãC). ±ê׼ƷÈÜÒºÓü״¼ÅäÖÆ£¬²¢Á¢¼´ÓÃÒÒëæÏ¡ÊÍÖÁ 0.1 ug/ml£¬ÊÒÎÂϰµÖб£´æ£¬Ã¿ÖÜÅäÖÆÒ»´Î¡£

mMÊÇmg/mlsµÄÒâ˼
·ÇÎáСÌìÏ£¬²Å¸ß¶øÒÑ£»·ÇÎá×ݹŽñ£¬Ê±¸³¶øÒÑ£»·ÇÎáíþ¾ÅÖÝ£¬ºê¹Û¶øÒÑ£»Èý·ÇÑÉ×ÎÞÃÎÖÁʤ
4Â¥2012-06-14 09:50:16
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ zl0921516 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏר˶ӢһÊý¶þ306 +6 z1z2z3879 2026-03-18 6/300 2026-03-20 08:49 by xingguangj
[¿¼ÑÐ] 304Çóµ÷¼Á +4 ÂüÊâ2266 2026-03-18 4/200 2026-03-20 07:17 by Iveryant
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄϾ©Àí¹¤´óѧ085701×ÊÔ´Óë»·¾³302·ÖÇóµ÷¼Á +3 ¿ûè÷ÎÀ¶Ó 2026-03-18 5/250 2026-03-19 19:35 by ¸øÄãÄã×¢ÒâÐÝÏ¢
[¿¼ÑÐ] »¯Ñ§Çóµ÷¼Á +3 ÁÙÔó¾³llllll 2026-03-17 4/200 2026-03-19 13:59 by houyaoxu
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +5 pupcoco 2026-03-17 8/400 2026-03-19 13:58 by houyaoxu
[¿¼ÑÐ] Ò»Ö¾Ô¸ Î÷±±´óѧ £¬070300»¯Ñ§Ñ§Ë¶£¬×Ü·Ö287£¬Ë«·ÇÒ»±¾£¬Çóµ÷¼Á¡£ +3 ³¿»èÏßÓëÐǺ£ 2026-03-19 3/150 2026-03-19 13:36 by houyaoxu
[¿¼ÑÐ] Ò»Ö¾Ô¸Ìì´ó²ÄÁÏÓ뻯¹¤£¨085600£©×Ü·Ö338 +5 ²Ì´óÃÀÅ® 2026-03-13 5/250 2026-03-19 10:44 by ÊÇСÁõѽ¡«
[¿¼ÑÐ] ²ÄÁÏ080500µ÷¼ÁÇóÊÕÁô +4 Ò»¿Åmeteor 2026-03-13 4/200 2026-03-19 10:32 by 30660438
[½Ìʦ֮¼Ò] ½¹ÂÇ +9 Ë®±ùÔÂÔÂÒ°Íà 2026-03-13 13/650 2026-03-19 09:50 by otani
[¿¼ÑÐ] 311Çóµ÷¼Á +4 ¶¬Ê®Èý 2026-03-18 4/200 2026-03-18 21:47 by ¾¡Ë´Ò¢1
[¿¼ÑÐ] 08¹¤¿Æ 320×Ü·Ö Çóµ÷¼Á +5 À滨çóÍí·ç 2026-03-17 5/250 2026-03-18 14:49 by haxia
[¿¼ÑÐ] 0854¿É¿çµ÷¼Á£¬Ò»×÷Ò»ÏîºËÐÄÂÛÎÄÎåÏîרÀû£¬Ê¡¡¢¹ú¼¶Ö¤Êé40+ÊýÒ»Ó¢Ò»287 +8 СÀî0854 2026-03-16 8/400 2026-03-18 14:35 by ²«»÷518
[¿¼ÑÐ] »·¾³¹¤³Ìµ÷¼Á +8 ´ó¿Édigkids 2026-03-16 8/400 2026-03-18 09:36 by zhukairuo
[¿¼ÑÐ] 334Çóµ÷¼Á +3 Ö¾´æ¸ßÔ¶ÒâÔÚ»úÐ 2026-03-16 3/150 2026-03-18 08:34 by lm4875102
[¿¼ÑÐ] 326Çóµ÷¼Á +5 Éϰ¶µÄСÆÏ 2026-03-15 6/300 2026-03-17 17:26 by ruiyingmiao
[¿¼ÑÐ] ¿¼Ñл¯Ñ§Ñ§Ë¶µ÷¼Á£¬Ò»Ö¾Ô¸985 +4 ÕÅvvvv 2026-03-15 6/300 2026-03-17 17:15 by ruiyingmiao
[¿¼ÑÐ] ÖпÆÔº²ÄÁÏ273Çóµ÷¼Á +4 yzydy 2026-03-15 4/200 2026-03-16 15:59 by Gaodh_82
[¿¼ÑÐ] 327Çóµ÷¼Á +6 ʰ¹âÈÎȾ 2026-03-15 11/550 2026-03-15 22:47 by ʰ¹âÈÎȾ
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +3 ºôºô£¿~+123456 2026-03-14 3/150 2026-03-14 16:53 by WTUChen
[¿¼ÑÐ] ÕÐÊÕ0805£¨²ÄÁÏ£©µ÷¼Á +3 18595523086 2026-03-13 3/150 2026-03-14 00:33 by 123%¡¢
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û