24小时热门版块排行榜    

管理团队 (金币库 119796 充值 )

主管区长:
pzypdlfatewu小_包子
主管版主:
西湖醉鱼200782060suruiqin
实习版主:
wyy080214

杰出贡献者

回帖排序 发表排序 刷新页面  |  交流  |  求助  |  资源精华区 作者 最后发表
[热点] 2022 - Current Drug Synthesis asymmsyn 2026-02-13 刚刚
[色谱质谱] [已完结]标准曲线最低点浓度是0.5µg/ml,那检出限应该比0.5低吧! (5/3911) margersy113 2011-07-14 2012-06-13 06:07:38 by 温炎
[色谱质谱] [已完结]内标物可以选择待测液中含有的物质吗? (6/1206) qingbay 2011-05-31 2012-06-13 05:30:28 by yugijiang
[色谱质谱] [已完结]FTICR-MS在低质荷比100-300仪器不出峰 (评阅+1) (2/404) hustzju 2012-05-30 2012-06-12 22:48:49 by spectmass
[色谱质谱] [已完结]液相色谱峰保留时间    ( 1 2 ) (11/2072) jiejiewutong 2011-10-01 2012-06-12 18:45:02 by lidongran
[色谱质谱] 【求助】制备液相 带图谱,请大家看看!    ( 1 2 ) (10/2629) 康博 2011-03-13 2012-06-12 18:24:22 by 七月月
[色谱质谱] [已完结]agilent chemstation 化学工作站在线界面消失 求助 附图 (评阅+1) (4/1845) lantao8823 2012-06-12 2012-06-12 17:02:33 by alex
[色谱质谱] [已完结]加标回收率怎么做 (3/2030) datachen 2012-06-12 2012-06-12 14:46:21 by xbqewpq
[色谱质谱] [已完结]丁炔二醇中甲醛测定 (5/700) gto19820916 2012-06-12 2012-06-12 14:33:29 by houqian387
[色谱质谱] [已完结]请教各位大虫uplc峰型的问题,谢谢    ( 1 2 3 ) (评阅+1) (22/2366) Rafael007 2012-06-09 2012-06-12 14:25:14 by Rafael007
[色谱质谱] 【求助】制备液相纯度的问题 (8/1549) j115090587 2010-09-16 2012-06-12 13:35:32 by 874955630
[色谱质谱] [已完结]请做过胆酸类衍生的虫子指导指导。 (1/412) ltxin2009 2011-08-22 2012-06-12 13:02:45 by xianglotus
[色谱质谱] [已完结]求书一本:Protein and Peptide Analysis by LC-MS: Experimental Strategies (0/304) 幂海无涯 2012-06-12 2012-06-12 11:25:31 by 幂海无涯
[色谱质谱] [已完结]请问拆分消旋化合物大家是用正相HPLC还是反相HPLC? (8/1674) imnanbing 2011-04-26 2012-06-12 10:45:12 by 研创手性科技
[色谱质谱] [已完结]气谱检测顺酐及顺丁烯二酸 (1/676) 七星螵虫 2012-06-12 2012-06-12 10:38:46 by yaofei888
[色谱质谱] [已完结]求助液相流动相 (4/457) dazeng95 2012-06-12 2012-06-12 10:26:50 by xbqewpq
[色谱质谱] [已完结][关贴]请教岛津液相运行出错问题 (评阅+2) (8/1956) xyz1983 2012-06-05 2012-06-11 17:20:21 by xyz1983
[色谱质谱] [已完结]二苯基氯化磷分析方法? (1/660) ynllfe 2012-06-06 2012-06-11 15:32:16 by houqian387
[色谱质谱] [已完结]做HPLC配溶液溶剂怎么选的    ( 1 2 ) (15/1811) wlnear 2011-07-08 2012-06-11 11:39:39 by wlnear
[色谱质谱] [已完结]气相出峰不正常 (5/578) yuwenhao 2012-06-07 2012-06-11 10:14:35 by stone1985
[色谱质谱] [已完结][关贴]求助核酸中所有蛋白去除的方法,要求高回收率 (3/600) woshiai 2012-06-08 2012-06-11 09:30:36 by woshiai
[色谱质谱] [已完结]液相得到这样的图,神马原因,怎么解决?求助    ( 1 2 ) (12/962) lantao8823 2012-06-07 2012-06-11 09:28:41 by t892893235
[色谱质谱] [已完结]液相色谱再解析校准曲线的数据 (4/1380) bl1983 2012-06-08 2012-06-11 09:08:18 by bl1983
[色谱质谱] [已完结][关贴]求(LC-MS/MS in Proteomics : Methods and Applications)书一本 (5/386) 幂海无涯 2012-06-09 2012-06-11 08:37:30 by 幂海无涯
[色谱质谱] [已完结]氨基酸能和硫酸铜在水溶液中加热能反应吗 (评阅+1) (8/3128) cchang2010 2012-06-06 2012-06-11 08:30:57 by yugijiang
[色谱质谱] 【求助】HPLC波长该如何选择    ( 1 2 ) (19/1930) zpm1987 2010-06-21 2012-06-11 07:54:47 by yugijiang
[色谱质谱] [已完结]请教质谱样品制备 (评阅+1) (2/1886) mln2007 2012-06-02 2012-06-11 00:10:31 by mln2007
[色谱质谱] [已完结]液相图和质谱图差距特别大,且Xcalibur只显示质谱图,不显示色谱图 (评阅+1) (2/1039) ZSCZ 2012-06-09 2012-06-10 21:45:41 by 温炎
[色谱质谱] 跪求色谱质谱应用方面的英文综述 (0/317) 小two 2012-06-10 2012-06-10 20:12:41 by 小two
[色谱质谱] [已完结]液质图谱求助 (评阅+1) (7/948) uinee524 2012-06-02 2012-06-10 15:55:40 by uinee524
[色谱质谱] [已完结][关贴]液相色谱不锈钢管路取不下了!求助! (8/1808) zhucj82 2012-06-08 2012-06-10 11:02:45 by zhuqiang922
[色谱质谱] [已完结]测有机酸用什么柱子比较好    ( 1 2 ) (12/3170) 上下求索xr 2011-12-13 2012-06-10 10:10:55 by swt1898
[色谱质谱] 同一个样品,正相跟反相出峰个数不一样 (20/2130) hightall1987 2012-06-08 2012-06-10 09:29:36 by nnxll
[色谱质谱] 【求助】液相色谱图 (5/1199) hanxin1987 2010-11-01 2012-06-10 05:22:07 by yugijiang
[色谱质谱] 固相微萃取是不是经常跟GC-MS连用 (评阅+1) (5/1911) xiaobolala 2012-06-06 2012-06-09 23:55:21 by Rafael007
[色谱质谱] [已完结]本人想测几个挥发油的GC-MS,在这里想求助一下有没有广州地化所的虫友,价格可以谈谈 (0/280) fulin1986 2012-06-09 2012-06-09 19:41:49 by fulin1986
[色谱质谱] [已完结]哪位大侠帮我分析一下色谱图,有个峰拖尾很严重    ( 1 2 3 ) (20/2748) venus0613 2011-12-30 2012-06-09 16:29:31 by vigartiger
[色谱质谱] HPLC流动相是手动混合还是多通道机器混合比较好    ( 1 2 3 ) (21/3049) hanyxin 2012-04-23 2012-06-09 08:08:10 by yugijiang
[色谱质谱] [已完结]手性柱的问题! (4/912) yangliguo 2012-06-05 2012-06-09 07:35:55 by nnxll
[色谱质谱] [已完结]高手进,分析一下拖尾    ( 1 2 ) (10/1547) 武汉土匪哥 2011-12-18 2012-06-08 16:53:00 by yugijiang
[色谱质谱] [已完结]制备液相 (8/1587) 亦心百合 2012-04-13 2012-06-08 16:51:06 by devote512988
[色谱质谱] 【求助】液相色谱仪压力总是在波动?    ( 1 2 ) (19/3352) lemonin2008 2010-11-18 2012-06-08 16:47:32 by yugijiang
[色谱质谱] [已完结]高效液相色谱紫外检测器 溶液中有高锰酸钾会干扰测定吗    ( 1 2 ) (10/1971) 小小米粒 2011-12-13 2012-06-08 16:44:49 by yugijiang
[色谱质谱] [已完结]请问流动相加入缓冲盐之后怎样冲柱子?    ( 1 2 ) (评阅+1) (10/3708) 红豆西米 2012-02-27 2012-06-08 14:22:17 by yugijiang
[色谱质谱] [已完结]请质谱高人帮忙解析质谱,万分感谢!    ( 1 2 ) (14/1824) zhaoyancha 2012-06-04 2012-06-08 13:45:38 by zhaoyancha
[色谱质谱] [已完结]液相色谱分离条件的优化 (评阅+1) (9/2074) 冰糖芦荟 2012-05-04 2012-06-08 12:37:07 by 冰糖芦荟
[色谱质谱] [已完结]气相色谱测定脂肪酸时的一个问题 (3/761) lionlian 2012-06-03 2012-06-08 09:43:33 by oxygen7341
[色谱质谱] [已完结][关贴]求教,见图片    ( 1 2 ) (10/823) 左边 2012-06-07 2012-06-08 08:34:06 by 痴夷子皮
[色谱质谱] [已完结]求助:电流一直上升 (评阅+1) (1/245) peifeinini 2012-06-07 2012-06-08 07:51:53 by 苏惜不若
[色谱质谱] [已完结]求助气相色谱 GC使用中的问题 校正气体,每次图都不一样 (评阅+1) (0/405) culovecl 2012-06-08 2012-06-08 02:29:17 by culovecl
[色谱质谱] 【求助】岛津色谱错误提示 (5/4357) 玄紫 2010-08-19 2012-06-07 19:51:46 by 微风扬
[色谱质谱] [已完结]求助,安捷伦1100系统压力过高问题 (评阅+1) (9/1788) @xiaowanzi 2012-06-02 2012-06-07 19:48:11 by @xiaowanzi
[色谱质谱] [已完结]在同一固定相中,保留指数与温度有怎样的线性关系 (2/357) jjinglin 2012-06-07 2012-06-07 16:58:34 by jjinglin
[色谱质谱] 【求助】高效液相梯度洗脱基线问题 (7/2709) snowgirl1065 2010-08-13 2012-06-07 16:43:50 by yugijiang
[色谱质谱] [已完结]为什么质谱图有的物质SIM方法比SCAN方法的峰还要低? (0/200) dongmei8777 2012-06-07 2012-06-07 16:12:04 by dongmei8777
[色谱质谱] [已完结][关贴]SOS 瓦里安320GC-300MS 换离子源后 不出峰 (0/485) 听涛月雨 2012-06-07 2012-06-07 15:23:24 by 听涛月雨
[色谱质谱] [已完结]请高手指教苦参碱与氧化苦参碱的质谱裂解途径 (0/264) zj0922 2012-06-07 2012-06-07 14:35:47 by zj0922
[色谱质谱] 知道分子式和裂解过程,如何快速分析得到结构式 (2/703) aj2003 2012-06-07 2012-06-07 13:08:10 by zxz.1982
[色谱质谱] 【求助】气相色谱重复性差 (8/1558) zrm 2010-09-27 2012-06-07 12:45:15 by alex
[色谱质谱] [已完结]高效液相色谱法 移动速度 (0/153) chemistryboy 2012-06-07 2012-06-07 12:12:26 by chemistryboy
[色谱质谱] [已完结]两种物质的关系 (评阅+1) (0/147) 天水师院120 2012-06-07 2012-06-07 11:42:14 by 天水师院120
[色谱质谱] [已完结]液相空白基线不稳怎么办 (9/2853) 就爱小糊兔 2011-11-04 2012-06-07 11:20:28 by nova_mei
[色谱质谱] 配方解析和表面活性剂检测 (1/780) fffflower 2012-06-07 2012-06-07 11:04:36 by yaofei888
[色谱质谱] [已完结]液质出峰不连续 (2/836) 快乐的小鱼 2012-06-06 2012-06-07 11:02:58 by 快乐的小鱼
[色谱质谱] 【求助】求助 高效液相色谱 (4/1029) yguoning 2010-10-18 2012-06-07 10:24:57 by yugijiang
[色谱质谱] [已完结]如何分析ADP,ATP,GTP等物质的含量? (0/1174) sallybear 2012-06-07 2012-06-07 09:10:11 by sallybear
[色谱质谱] 【求助】请问各位高手在分离离子型样品时添加四丁基氢氧化铵的作用是什么?    ( 1 2 ) (12/2689) lanlan1119 2009-07-29 2012-06-07 08:28:55 by lmzf1201
[色谱质谱] 【求助】HPLC 分析中,如何将三个保留时间值很近的东西分开~~    ( 1 2 3 4 5 ) (41/3054) 山果果 2011-03-23 2012-06-07 07:48:27 by yugijiang
[色谱质谱] [已完结]waters的empower软件,样品基线调整 (评阅+1) (4/2669) piaoxu919 2012-05-23 2012-06-07 06:00:20 by 不告诉你
[色谱质谱] [已完结]LCMS测定胆汁中药物,空白胆汁出峰,且峰面积很大,标曲无线性 (评阅+1) (0/572) heheleilei 2012-06-06 2012-06-06 22:31:13 by heheleilei
[色谱质谱] [已完结]苯甲酸和对羟基苯甲酸分别溶于甲醇,进行毛细管电色谱分析 (评阅+1) (0/1114) dvangle 2012-06-06 2012-06-06 20:44:29 by dvangle
[色谱质谱] 气相色谱PID分流,气体的气路是如何的,用GC (0/414) 526624725 2012-06-06 2012-06-06 20:40:27 by 526624725
[色谱质谱] [已完结]WATERS2695液相里的理论塔板数、衰减、灵敏度、容量因子、分离度、拖尾因子在哪 (2/2597) hackerquanw 2012-06-05 2012-06-06 19:11:18 by hackerquanw
[色谱质谱] 【求助】对苯二酚 间苯二酚 邻苯二酚的极性大小? (2/3741) xinyuan6666 2010-12-15 2012-06-06 17:25:09 by 刹那PK无限
[色谱质谱] [已完结]如何鉴定手性柱是否坏了? (2/548) yangliguo 2012-06-06 2012-06-06 15:57:28 by lwhcay
[色谱质谱] [已完结]固相萃取小柱分离烷烃、烯烃及含氧化合物 (0/314) yh501 2012-06-06 2012-06-06 14:29:50 by yh501
[色谱质谱] [已完结]气相色谱内标是指什么意思啊 (2/1959) dazeng95 2012-06-06 2012-06-06 13:51:23 by xbqewpq
[色谱质谱] 【求助】GPC谱图一般怎么分析呢?帮小弟看下    ( 1 2 ) (14/5034) satan123 2010-10-19 2012-06-06 13:17:28 by 果粒成1987
[色谱质谱] 流动相 (评阅+2) (8/929) lcy56080861 2012-06-02 2012-06-06 13:12:38 by lcy56080861
[色谱质谱] [已完结][关贴]溶剂残留    ( 1 2 ) (10/637) hmg2009 2012-06-01 2012-06-06 12:41:57 by 393432537
[色谱质谱] [已完结]柱子极性问题 (评阅+1) (3/397) xiaobolala 2012-06-06 2012-06-06 11:23:46 by proxyz
[色谱质谱] [已完结]HPLC样品含量随时改变    ( 1 2 ) (评阅+1) (11/1213) 就爱小糊兔 2012-05-25 2012-06-06 11:12:29 by t892893235
[色谱质谱] [已完结]HPLC (评阅+1) (8/515) itysunshine 2012-06-06 2012-06-06 10:51:17 by itysunshine
[色谱质谱] 求凝胶色谱GPC的原始数据 (0/868) jiaoxue001 2012-06-06 2012-06-06 09:42:46 by jiaoxue001
[色谱质谱] 【求助】气相同一进样瓶进样重复性问题 (18/2609) sunshine3875 2011-03-03 2012-06-06 09:12:32 by ltustb
[色谱质谱] [已完结]有机磷农药HPLC分离 (评阅+1) (6/1265) jensin 2012-05-25 2012-06-06 08:29:21 by jensin
[色谱质谱] [已完结]气质检测饮料里的挥发性物质,选样品的问题 (5/1277) sdjnsh 2011-09-16 2012-06-06 07:54:45 by o78008767
[色谱质谱] [已完结]气相分析浓度等级问题    ( 1 2 ) (11/1057) xiaobolala 2012-06-04 2012-06-05 22:08:59 by wddmq
[色谱质谱] [已完结]气相色谱 外标法标线 (评阅+1) (3/1178) datachen 2012-06-05 2012-06-05 21:48:49 by hoho2010
[色谱质谱] [已完结]分析1mg/l的物品需要分流吗 (1/359) xiaobolala 2012-06-05 2012-06-05 21:47:05 by xbqewpq
[色谱质谱] [已完结]顶空进样与直接进样的浓度要求 (2/2611) kelvindbb 2012-06-05 2012-06-05 19:04:26 by lifucheng
[色谱质谱] [已完结][关贴]请教一个MALDI质谱问题 (0/327) yangfan19861226 2012-06-05 2012-06-05 17:39:45 by yangfan19861226
[色谱质谱] [已完结]求助氨基甲酸酯和有机磷的液相色谱质谱条件 (评阅+1) (1/376) wangxiuhong 2012-06-04 2012-06-05 12:27:46 by guevara1967
[色谱质谱] [已完结]安捷伦液相不按方法里设定的梯度走? (3/841) sunpu 2012-06-04 2012-06-05 12:15:11 by guevara1967
[色谱质谱] 关于示差折光检测器 (6/1709) v_persie 2011-06-07 2012-06-05 12:12:48 by jiangtao2956
[色谱质谱] [已完结]关于HPLC移动相的疑问    ( 1 2 ) (评阅+1) (17/1126) lavender_li 2012-06-02 2012-06-05 08:58:39 by lavender_li
[色谱质谱] [已完结]质谱分析 (评阅+1) (0/306) juandeping 2012-06-05 2012-06-05 08:39:54 by juandeping
[色谱质谱] 【求助】Clopidogrel氯砒格雷的手性分析? (2/243) biogefart 2011-01-11 2012-06-05 06:09:12 by yugijiang
[色谱质谱] [已完结]关于检测限和定量限 (5/2020) ltxin2009 2011-12-08 2012-06-05 05:42:31 by yugijiang
[色谱质谱] [已完结]为什么不能用盐酸调流动相的pH值呢? (2/1131) 家在石家庄 2012-06-04 2012-06-04 21:37:34 by 家在石家庄
[色谱质谱] [已完结]RF-10AXL荧光检测器如何扫描波长 (1/1070) woshishuiyin 2012-06-04 2012-06-04 20:39:00 by songyuze0319
相关版块跳转
查看