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[热点] 今天放榜吗? 布布和一二 2026-08-21 刚刚
[色谱质谱] [已完结]气相色谱顶空进样测挥发酸 (6/2134) 云里风 2011-12-30 2012-07-05 18:40:02 by xuna050607
[色谱质谱] [已完结]岛津GC-14B如何测载气流量 (0/968) yh501 2012-07-05 2012-07-05 15:34:49 by yh501
[色谱质谱] [已完结]请问由甲醇/水体系换成乙腈/水体系该怎么操作啊    ( 1 2 ) (15/4375) dazeng95 2012-07-03 2012-07-05 15:17:03 by happybird2007
[色谱质谱] 请问大家用哪个品牌的色谱柱    ( 1 2 3 ) (21/2849) cqyfish 2012-03-25 2012-07-05 14:53:47 by firstcat
[色谱质谱] [已完结]6-姜酚定量时质谱打出的是加钠峰,和文献上报道的加氢峰3Q定量不一样,应该怎么办呢 (0/339) marylandie 2012-07-05 2012-07-05 14:37:14 by marylandie
[色谱质谱] 液相基线漂移原因探讨 (27/4609) duanli0000 2011-08-24 2012-07-05 14:33:27 by 文少520
[色谱质谱] 【求助】色谱柱(加压)和层析柱(常压),加压的好处是什么?? (4/2048) jxgeren 2010-10-31 2012-07-05 12:25:50 by hinge1001
[色谱质谱] [已完结]含蛋白质的样品,进C18柱,会对柱子产生什么影响呢?    ( 1 2 ) (14/3669) xiaoyan1028 2012-07-04 2012-07-05 12:19:09 by xiaoyan1028
[色谱质谱] 【求助】二氯甲烷作溶剂进C18柱    ( 1 2 ) (17/5054) guoyayun40 2010-06-07 2012-07-05 12:01:16 by fansfly123
[色谱质谱] 岛津LC-20AT的泵CBM-20Alite控制器和solution软件连接 交流 (3/1928) 32862500 2012-07-04 2012-07-05 08:30:11 by 32862500
[色谱质谱] 【求助】气相色谱峰面积变化很大 (8/5527) ceecllj 2010-07-19 2012-07-05 05:04:21 by insaint12809
[色谱质谱] [已完结]液相有关物质分析方法验证中用到的杂质需要标定吗?    ( 1 2 ) (14/2866) Stacey_l 2012-04-05 2012-07-04 10:16:01 by yugijiang
[色谱质谱] [已完结]求助,进样量不同,三个峰的面积比不同,是怎么回事?【图】 (评阅+1) (9/2444) lantao8823 2012-06-08 2012-07-04 09:46:54 by liu2011
[色谱质谱] 【求助】关于GC-SCD 7890A 能否做定量分析? (1/502) weiyiyi 2011-03-29 2012-07-03 19:41:51 by 赵延勇
[色谱质谱] [已完结]求助:有机酸的液相分析 (评阅+1) (5/1564) skenm 2012-06-18 2012-07-03 15:43:24 by 小米椒k
[色谱质谱] [已完结]湖南长沙及周边哪里有液相色谱串联高分辨质谱仪? (4/1113) li244355288 2012-07-02 2012-07-03 14:47:43 by li244355288
[色谱质谱] [已完结]分析激素时候加葡萄糖醛酸酶的原因? (0/179) 仙人虫 2012-07-03 2012-07-03 12:25:39 by 仙人虫
[色谱质谱] [已完结]关于精密度的问题    ( 1 2 ) (12/2168) tao8852101 2012-05-03 2012-07-03 05:46:54 by yugijiang
[色谱质谱] [已完结]关于岛津GC-2014 (6/1598) ybyhb 2012-06-29 2012-07-02 12:53:03 by xiaowanna
[色谱质谱] [已完结][关贴]waters或者岛津的液相进样针是怎么清洗的? (评阅+1) (5/9251) rainbow_zyt 2012-04-06 2012-07-02 07:14:17 by yugijiang
[色谱质谱] 现做某注射液仿制,原料药中某单杂用正相分析,请教咋办?    ( 1 2 ) (评阅+2) (10/1808) daniel_chang 2012-06-27 2012-07-01 22:38:44 by daniel_chang
[色谱质谱] [已完结]制备主峰图形出现异常 (3/943) av443911041 2012-06-30 2012-07-01 21:12:51 by av443911041
[色谱质谱] 关于检测食品中甜蜜素的问题 (7/915) baozhang1669 2012-06-06 2012-07-01 17:23:39 by jiafeng1987
[色谱质谱] 石墨炉原子吸收光谱测铅,出现峰中峰 (评阅+1) (6/2408) 冰封的心11 2012-05-02 2012-07-01 11:16:08 by 冰封的心11
[色谱质谱] [已完结]碱性橙22、碱性橙21 (0/828) xingtaisunna 2012-07-01 2012-07-01 10:32:05 by xingtaisunna
[色谱质谱] [已完结]高效液相之前A相滤头放甲醇,B相0.1%乙酸,滤头保留在酸液中2夜,有关系吗? (评阅+2) (9/2668) danyzj01 2012-04-22 2012-07-01 09:25:31 by yukepotato
[色谱质谱] [已完结]HPLC测定苯甲醇和苯甲醛混合样,如何确定流动相? (5/1978) fjaxwyc 2011-06-23 2012-07-01 08:00:05 by yugijiang
[色谱质谱] [已完结]乙腈-缓冲盐流动相基线问题 (9/2964) erty66k 2012-03-21 2012-07-01 05:25:42 by yugijiang
[色谱质谱] [已完结]1%的TEAA 醋酸-三乙胺(PH5.5)配置问题 (3/2761) lipeize1995 2012-03-25 2012-07-01 04:09:55 by 陈玉洁
[色谱质谱] [已完结]液相冲洗柱子的问题 (评阅+1) (6/3024) yuyuewei0219 2012-05-15 2012-06-30 23:49:41 by hanyxin
[色谱质谱] [已完结]解答离子色谱峰图、压力问题 (1/1315) amymissing 2011-11-09 2012-06-29 20:12:54 by 79000812
[色谱质谱] [已完结]离子色谱戴安ICS-1000 (3/748) jiafeng1987 2012-04-13 2012-06-29 20:08:37 by 79000812
[色谱质谱] [已完结]有哪位大侠了解supersonic molecular beams GC-MS啊? (0/229) yueliang2110 2012-06-29 2012-06-29 19:46:30 by yueliang2110
[色谱质谱] 用福立型气相色谱的伤不起 (评阅+1) (17/4455) nsfan 2012-06-27 2012-06-29 16:50:53 by youma3366
[色谱质谱] [已完结]维生素E的检测 (2/662) zhangxueru@ 2012-06-29 2012-06-29 11:14:49 by zhangxueru@
[色谱质谱] 气相色谱问题 (21/2913) hua56441 2012-06-05 2012-06-29 10:45:06 by hua56441
[色谱质谱] [已完结][关贴]固体做色谱一般需要多少样品? (3/1025) jcajcazhzh 2012-06-28 2012-06-29 07:51:15 by 如猫似狗
[色谱质谱] HPLC分析时有没有一种物质只能在梯度洗脱时才能被洗脱下来 (7/1385) jinglh8288 2011-07-09 2012-06-28 21:34:40 by wonder2002
[色谱质谱] [已完结]HPLC梯度洗脱,总出现很强的一个峰怎么回事?    ( 1 2 3 4 ) (39/3592) jinglh8288 2011-07-05 2012-06-28 21:29:46 by wonder2002
[色谱质谱] [已完结]急急急!HPLC进大量空气且用纯水冲洗,有补救措施吗    ( 1 2 ) (评阅+1) (17/2736) 明石上 2012-06-26 2012-06-28 14:13:59 by dreamsnow200428
[色谱质谱] [已完结]SPME-GC/MS分析挥发性物质感觉柱子出现了问题,急求解决!!! (评阅+1) (4/532) qizi03 2012-06-20 2012-06-28 08:55:56 by qizi03
[色谱质谱] [已完结]新买的柱子,HPLC走空白时有很多峰,怎么回事? (8/2806) jinglh8288 2011-07-12 2012-06-28 07:13:49 by zjtxlq2005
[色谱质谱] [已完结]请教:一物质的药典检测方法? (9/1714) zhongguo_2 2011-12-23 2012-06-28 05:41:31 by yugijiang
[色谱质谱] [已完结]北京东西 GC-4000A 使用终于到的问题 (4/1987) wwdxx2004 2012-06-27 2012-06-27 23:20:54 by wwdxx2004
[色谱质谱] [已完结]HSCCC溶剂系统 (评阅+1) (6/1400) jinheng26 2012-06-15 2012-06-27 19:37:34 by jinheng26
[色谱质谱] 3-甲基吡啶和3-氰基吡啶的一个液相分析 (7/2034) liu4bin520 2012-06-25 2012-06-27 17:06:05 by libiaoaiwo
[色谱质谱] [已完结]关于紫外吸收    ( 1 2 ) (10/1939) sujie0309 2012-06-21 2012-06-27 14:13:28 by 32862500
[色谱质谱] 【资源】国产与进口的C18色谱柱质量差别大不? (6/1417) ymw520 2010-12-31 2012-06-27 11:58:59 by hhw_123
[色谱质谱] [已完结]做色谱内标曲线,欲测物质与内标物皆为不溶物或固体,应该怎么处理 (4/1108) xinji 2012-06-25 2012-06-27 11:07:38 by fengdeer
[色谱质谱] 请问气相色谱检测CO2需要什么检测器啊?    ( 1 2 ) (10/2846) lov520 2012-06-21 2012-06-27 07:15:00 by ldskennedy
[色谱质谱] [已完结]气相色谱比平时出峰晚是怎么回事啊 (5/1101) 叶弦月 2012-06-22 2012-06-27 07:13:07 by ldskennedy
[色谱质谱] [已完结]植物代谢 色谱质谱 放射性检测 (0/191) 清风8710 2012-06-26 2012-06-26 20:10:19 by 清风8710
[色谱质谱] [已完结][关贴]求助安捷伦固相萃取柱 Bond Elut CBA (1/596) oyy310 2012-06-26 2012-06-26 15:24:46 by swt1898
[色谱质谱] [已完结]GC (6/560) itysunshine 2012-06-25 2012-06-26 14:55:44 by itysunshine
[色谱质谱] 【求助】安捷伦1200主动阀可以超声吗    ( 1 2 ) (评阅+1) (11/4185) 小泥巴3212 2011-04-03 2012-06-26 12:21:57 by swt1898
[色谱质谱] 【求助】关安捷伦于1200 Chemstation报告的问题    ( 1 2 ) (12/3148) ATP2009 2010-06-04 2012-06-26 11:02:55 by 32862500
[色谱质谱] [已完结]请问丙氨酸检测问题,液相色谱,酸柱 (9/1801) zhymhbu 2012-06-21 2012-06-26 07:35:40 by yugijiang
[色谱质谱] 【求助】液相柱柱压成波浪状规律性变化    ( 1 2 3 4 ) (34/3161) angel09613 2010-09-10 2012-06-26 05:15:28 by yugijiang
[色谱质谱] [已完结]HPLC法测发酵液蔗糖 (1/1035) 戴文宇 2012-06-25 2012-06-25 10:52:23 by alex
[色谱质谱] [已完结][关贴]质谱图求解 (8/698) 瘦男人 2012-06-22 2012-06-25 08:23:03 by 瘦男人
[色谱质谱] 【求助】色谱仪进样口问题,请指教 (13/2474) Aies 2011-03-30 2012-06-25 06:45:37 by yugijiang
[色谱质谱] [已完结]菜鸟求问方法学考察    ( 1 2 ) (评阅+1) (10/1227) jeccicazou 2012-06-18 2012-06-24 14:38:03 by mlanqiang
[色谱质谱] 【求助】200金币求助分析检测两个化合物的方法!!    ( 1 2 3 ) (21/2674) grimyama 2010-08-24 2012-06-23 10:56:53 by vetszh1181
[色谱质谱] [已完结]请问可以用C18柱子跑络氨酸(Tyrosine)吗? (2/489) qianyc0723 2012-06-23 2012-06-23 09:54:50 by lifucheng
[色谱质谱] [已完结]气相色谱的时候不小心进了氢氧化钠,会影响柱子吗 (评阅+1) (6/2297) xiaobolala 2012-06-13 2012-06-22 23:40:08 by ypng
[色谱质谱] 【讨论】色谱填料粒径问题 (1/606) ajshen 2010-11-12 2012-06-22 20:51:16 by SSS7069
[色谱质谱] [已完结]向高手求教--高效液相色谱分离酚类的条件选择 (评阅+2) (3/706) fox521bin 2012-06-21 2012-06-22 17:43:37 by zhoumin235
[色谱质谱] [已完结][关贴]气相色谱保留时间持续拖后,程序升温时基线上升幅度增大 (3/1420) zhyanju 2012-06-17 2012-06-22 10:53:13 by nnxll
[色谱质谱] [已完结]安捷伦1200如何编辑方法 (9/2740) hackerquanw 2012-06-19 2012-06-21 21:20:13 by lygichan
[色谱质谱] [已完结]GC-MS数据处理软件 (1/2929) hyl1019 2012-06-18 2012-06-21 17:24:39 by hyl1019
[色谱质谱] 请问有没有实验室用岛津LC-MS/MS 8030液质仪器的?谢谢 (0/863) kuailefyn 2012-06-21 2012-06-21 14:07:33 by kuailefyn
[色谱质谱] [已完结]一种手性物质,用手性柱分析后,两对映体的峰面积不相同,迷惑!    ( 1 2 ) (17/2755) likeyy 2011-11-29 2012-06-21 13:18:36 by yugijiang
[色谱质谱] 【求助】如何选择手性分析柱 (4/3047) lyfxie8607 2010-07-24 2012-06-21 12:50:14 by yugijiang
[色谱质谱] [已完结]waters 486 氘灯设置 (9/1115) 丁嘉冰玲 2012-06-21 2012-06-21 10:22:58 by 丁嘉冰玲
[色谱质谱] [已完结]液相色谱入口泵的泵头析出缓冲盐 (7/2036) 学员MAurJa 2011-08-18 2012-06-21 07:13:35 by j115090587
[色谱质谱] [已完结]求助柱子问题 (2/242) longyi706565 2012-06-20 2012-06-20 20:17:49 by longyi706565
[色谱质谱] [已完结]求助 hplc和lc-ms之间的条件转换 (2/382) xu566131 2012-06-20 2012-06-20 19:11:50 by breeze33020
[色谱质谱] [已完结]SE-30怎样做胺类检测 (4/912) peggy1012 2012-06-20 2012-06-20 18:34:30 by houqian387
[色谱质谱] [已完结]产物中有好多烃类,但是不知道是什么,想要计算含量,色谱上怎么标定啊? (评阅+1) (1/249) hta188 2012-06-20 2012-06-20 18:10:47 by houqian387
[色谱质谱] [已完结]高沸点物质,气相色谱参数设定! (8/2423) xiaoche360 2012-03-14 2012-06-20 09:17:50 by chjm1016
[色谱质谱] [已完结]求助:高效液相打有机酸    ( 1 2 ) (14/2596) 苦寒梅 2011-09-19 2012-06-19 16:31:29 by lifucheng
[色谱质谱] [已完结]请教一个问题 (0/202) kakukeke 2012-06-19 2012-06-19 11:20:09 by kakukeke
[色谱质谱] [已完结]求助乳酸丁酯反应液分析检测 (5/1410) zyp250 2012-06-17 2012-06-19 07:41:07 by houqian387
[色谱质谱] [已完结]发酵液怎样处理才可以进液相分析 (8/2289) liangweimin 2011-09-27 2012-06-19 06:46:18 by daldinia
[色谱质谱] 建议一下买LC/MS/MS好    ( 1 2 ) (12/1664) wo200818 2012-06-17 2012-06-18 23:33:48 by 85773627
[色谱质谱] [已完结]岛津2010-plus 老化色谱柱时,在操作面板里如何关闭检测器? (2/907) 1278183288 2012-06-18 2012-06-18 22:16:13 by leguminosae
[色谱质谱] 有没有参加6月19号安捷伦培训的啊? (8/1417) px220 2012-06-17 2012-06-18 20:27:39 by hsinland
[色谱质谱] [已完结]气相色谱分析食醋中的甲醇山梨酸 苯甲酸 甜蜜素 (2/451) jiafeng1987 2012-06-18 2012-06-18 18:02:48 by houqian387
[色谱质谱] [已完结]总离子色谱图许多组分没检测出的原因 (7/1941) peiyong 2012-06-14 2012-06-18 13:12:07 by leguminosae
[色谱质谱] [已完结]气相色谱FPD分析农药残留    ( 1 2 ) (评阅+1) (16/2078) zzyytalent 2012-05-24 2012-06-18 12:28:59 by 空中美男子
[色谱质谱] [已完结]跪求有机酸专用色谱柱    ( 1 2 ) (11/2027) 风语者1020 2012-06-14 2012-06-18 10:21:23 by zhuzhu35799
[色谱质谱] API 串联四极杆质谱仪和Analyst软件定性、定量基础培训 (6/1635) yanjiucha 2012-03-10 2012-06-17 16:06:04 by bikaqiu1435
[色谱质谱] [已完结]求一个酸化油液质分析条件 (2/644) everdevil 2012-06-17 2012-06-17 14:23:40 by everdevil
[色谱质谱] [已完结]有用LC-MS测水样中的PAHs文献吗? (7/1276) rsmm1 2012-06-16 2012-06-17 12:27:44 by rsmm1
[色谱质谱] [已完结]样品预处理的困惑 (6/655) datachen 2012-06-15 2012-06-16 16:20:19 by 问问ni
[色谱质谱] [已完结]液相分析含有溴元素的物质怎样改善分离度 (评阅+1) (4/860) sjzhang156 2012-06-15 2012-06-16 11:16:54 by sjzhang156
[色谱质谱] [已完结]液相色谱分析物质 基线出现问题了。。 (5/1540) yzhlasiI 2011-10-31 2012-06-16 10:35:26 by 408851978
[色谱质谱] 【求助】安捷伦高效液相色谱 (8/2739) awangxue 2010-04-27 2012-06-16 05:13:53 by yugijiang
[色谱质谱] [已完结]柱层析之分步洗脱,求助    ( 1 2 ) (12/2709) sgn311 2011-11-02 2012-06-15 16:34:41 by 472263516
[色谱质谱] [已完结]流动相所用的水一定要用二次水吗    ( 1 2 3 ) (评阅+1) (28/3261) xinji 2012-06-12 2012-06-15 15:02:09 by weijie302
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