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[热点] 时间戳又变了8-15 archvillain 2026-08-20 刚刚
[色谱质谱] 关于国产色谱    ( 1 2 ) (19/1299) bl1983 2013-01-21 2013-01-23 20:13:53 by 泪在天涯
[色谱质谱] [已完结][关贴]如何提高气相灵敏度，降低检测限 (评阅+1) (4/1532) sihuanzhiwei 2013-01-21 2013-01-23 18:21:46 by hoho2010
[色谱质谱] [已完结]急！！！气相色谱 (8/1057) lning 2013-01-22 2013-01-23 18:05:11 by hoho2010
[色谱质谱] [已完结]Kovats指数怎么算 (0/669) ym100819 2013-01-23 2013-01-23 17:34:54 by ym100819
[色谱质谱] [已完结]安捷伦7890GC关机的注意事项和方法？ (评阅+1) (9/5177) qybingbing 2012-04-28 2013-01-23 10:27:46 by 470489531
[色谱质谱] [已完结]不同品牌气质间有区别吗 (3/611) 海大小萌 2013-01-21 2013-01-23 09:50:08 by proxyz
[色谱质谱] [已完结][关贴]求助有关气相色谱仪器问题。 (3/702) polymer 2013-01-22 2013-01-23 08:51:15 by dx109
[色谱质谱] 如何判断液相基线是否平稳？ (评阅+1) (6/6388) xxy7977 2013-01-21 2013-01-23 08:10:30 by jwr
[色谱质谱] [已完结]用离子色谱测定有机胺，标准应该用胺的水溶液还是盐酸溶液？    ( 1 2 ) (14/2050) iamsky723 2012-08-24 2013-01-23 06:45:23 by 857688363
[色谱质谱] [已完结]质谱数据用origin作图 (评阅+1) (2/1652) zhangdong94 2013-01-22 2013-01-22 20:53:50 by joiningnow
[色谱质谱] [已完结]氰基柱适合分析哪些样品 (4/2808) xxy7977 2013-01-21 2013-01-22 19:56:51 by xxy7977
[色谱质谱] [已完结]磷酸盐缓冲液用时间长后出现絮状物    ( 1 2 ) (评阅+1) (10/3395) weibayue 2013-01-21 2013-01-22 16:01:03 by 浅唱518
[色谱质谱] [已完结]有关二肽的色谱分离条件 (3/602) cz_rubygd 2013-01-21 2013-01-22 15:17:19 by hujychem
[色谱质谱] [已完结]GPC 色谱峰是倒峰，怎么回事？ (3/960) belladonae 2013-01-22 2013-01-22 13:16:38 by proxyz
[色谱质谱] [已完结]硅胶色谱纯化 (6/1376) ZB镜花水月 2013-01-20 2013-01-22 09:46:47 by hujychem
[色谱质谱] 那里有做制备液相以及溶剂残余的，都怎么收费，我是大连的 (0/268) simon1635 2013-01-22 2013-01-22 09:18:02 by simon1635
[色谱质谱] 气谱放出来的气体有毒吗 (46/2981) royalwang 2013-01-21 2013-01-22 09:04:59 by kaizi0305
[色谱质谱] [已完结]HPLC 检测中出现一突然变高的峰    ( 1 2 ) (11/1957) carawai 2013-01-17 2013-01-21 21:49:54 by carawai
[色谱质谱] [已完结]关于安捷伦1200-6420A LC-MS 放空过程中存在的问题 (评阅+1) (1/922) 猪猪虾 2013-01-20 2013-01-21 18:08:29 by 妙林仪器
[色谱质谱] [已完结]求农残检验快速样品前处理QUECHERS方法 (1/1129) xianv 2013-01-21 2013-01-21 17:01:25 by xianv
[色谱质谱] 我用HP-5的柱子直接进水样，是不是会把柱子弄坏 (4/1869) neoiam 2013-01-19 2013-01-21 16:38:50 by dx109
[色谱质谱] [已完结]气相色谱的重复性 (评阅+1) (7/3104) sunhui09 2013-01-17 2013-01-21 11:51:03 by 妙林仪器
[色谱质谱] [已完结]岛津换了一个手动进样阀漏液 (7/1674) cmwajjh 2013-01-15 2013-01-21 11:37:19 by 妙林仪器
[色谱质谱] [已完结]HP-5柱性能下降很快，是什么引起的？ (9/2016) 903930624 2013-01-17 2013-01-21 11:36:02 by 妙林仪器
[色谱质谱] [已完结]乙酸乙酯水解的色谱分析 (6/893) neoiam 2013-01-19 2013-01-21 11:06:15 by proxyz
[色谱质谱] 【求助】Waters UPLC-TQD型 配置还缺什么谢谢？    ( 1 2 ) (19/2524) syt7839 2010-04-17 2013-01-21 10:18:28 by pengbing99
[色谱质谱] [已完结]液相色谱分析求教 (评阅+1) (5/487) chenlucy88 2013-01-18 2013-01-20 20:32:27 by 冀州王月风
[色谱质谱] 对照品出现负峰 (3/618) ustc2000 2013-01-20 2013-01-20 11:34:34 by ustc2000
[色谱质谱] [已完结]向各位高手求教HPLC 的问题    ( 1 2 ) (11/1230) miniliu 2013-01-16 2013-01-20 09:51:32 by 张鑫1982
[色谱质谱] [已完结]急求 (评阅+1) (2/230) sj271205219 2013-01-19 2013-01-19 23:35:02 by 惠瑜900501
[色谱质谱] [已完结]安捷伦LC-MS测混标 浓度怎么确定呢 有什么原则方法吗 (0/561) misstrouble 2013-01-19 2013-01-19 20:42:58 by misstrouble
[色谱质谱] [已完结]二溴苯酚用HPLC和气相色谱的如何检测？ (0/363) lix53 2013-01-19 2013-01-19 18:46:34 by lix53
[色谱质谱] 【求助】GC/MS，质谱图后来基线上移，怎么回事？ (10/4482) zzqwater 2011-03-30 2013-01-19 11:45:29 by penglm800
[色谱质谱] [已完结]borwin工作站中怎么看拖尾因子 (评阅+1) (1/910) 小衣冰滢 2012-12-20 2013-01-19 07:47:15 by mu_mao
[色谱质谱] [已完结]如何使得酚类物质在C18上面获得分离 (评阅+1) (3/595) shaoheng86 2013-01-17 2013-01-18 19:07:03 by wy1518
[色谱质谱] [已完结]盐酸金刚烷胺的液相求助 (5/1448) jrr0915 2013-01-17 2013-01-18 08:34:07 by wddmq
[色谱质谱] [已完结]有没有人会岛津LC-10AS 设置下梯度程序的啊？直接在仪器面板上操作的 请教请教 (1/808) cmwajjh 2013-01-17 2013-01-17 21:31:21 by carefullogic
[色谱质谱] 肾上腺素与酒石酸肾上腺素区别 (0/3042) huht 2013-01-17 2013-01-17 21:03:19 by huht
[色谱质谱] [已完结]N2/He/C6混合气体分析用什么类型的色谱柱 (2/344) sirius99 2013-01-17 2013-01-17 18:34:20 by sirius99
[色谱质谱] [已完结]毛细管电泳，求助！ (5/1015) 潇洒石衣 2013-01-17 2013-01-17 17:07:53 by 潇洒石衣
[色谱质谱] [已完结]薄层色谱洗脱剂的问题 (0/666) kakukeke 2013-01-17 2013-01-17 16:39:03 by kakukeke
[色谱质谱] [已完结]最大吸收波长275nm是什么物质 (评阅+1) (2/4085) 扭来扭去 2013-01-16 2013-01-17 16:16:32 by chaijudi
[色谱质谱] [已完结]1,4-丁二醇用色谱分析的条件是什么（如什么色谱柱、进口温度、程序升温设置等） (6/1617) 孙旭光 2012-09-04 2013-01-17 13:05:07 by linqi723
[色谱质谱] [已完结]气相色谱基线波动很大，基线上飘，怎么解决？    ( 1 2 3 ) (23/4247) 903930624 2013-01-11 2013-01-17 12:40:15 by 903930624
[色谱质谱] [已完结]s-300 HR 装柱问题 (0/329) 早哥 2013-01-17 2013-01-17 09:34:29 by 早哥
[色谱质谱] [已完结]请问江苏附近哪里可以做HPLC-MS (2/446) trancy鱼 2013-01-16 2013-01-17 08:57:23 by czfscf
[色谱质谱] [已完结]Waters质谱求助 (3/1716) wangxindream 2012-04-16 2013-01-16 12:04:14 by 刘玲玲00
[色谱质谱] [已完结]求助国内权威的色谱培训机构的名称    ( 1 2 ) (17/1796) zhangjuan10 2012-11-29 2013-01-16 10:51:38 by foreve88888r
[色谱质谱] 关于外文文献中二维色谱方法中的一些名词 (5/724) 114130014 2013-01-14 2013-01-16 00:35:59 by yangqin123
[色谱质谱] 凝胶色谱分离 (0/361) lyhmagnolia 2013-01-15 2013-01-15 22:25:23 by lyhmagnolia
[色谱质谱] [已完结]色谱固定相如何用沉淀的方法涂敷在大孔硅胶表面 (0/291) binqin 2013-01-12 2013-01-15 16:03:03 by binqin
[色谱质谱] [已完结]乙酰乙酸氰基乙酯分析方法 (0/563) tsl 2013-01-15 2013-01-15 14:12:37 by tsl
[色谱质谱] [已完结]反应监控 (6/427) 蓝云海 2013-01-14 2013-01-15 12:05:25 by idea2020
[色谱质谱] [已完结]色谱法检测二丁基二氯化锡和单丁基三氯化锡 (0/755) yinchao1205 2013-01-15 2013-01-15 10:02:34 by yinchao1205
[色谱质谱] [已完结]液质求助 (3/308) xiulongfei 2013-01-14 2013-01-15 09:30:39 by mikey_m
[色谱质谱] 【求助】如何更换新的液相色谱柱？    ( 1 2 ) (评阅+1) (16/4368) lucky20511 2010-08-08 2013-01-15 07:38:45 by 苍@狼
[色谱质谱] [已完结]跪求工程师仪器修理资料，不胜感激 (5/728) l187071860 2013-01-13 2013-01-14 21:47:35 by 大漠胡杨sala
[色谱质谱] [已完结]安捷伦LC安装有控温模块的进，不是柱温箱    ( 1 2 ) (ACI+1)(12/1673) l187071860 2013-01-11 2013-01-14 21:06:18 by l187071860
[色谱质谱] [已完结]梯度洗脱柱平衡的一些问题 (5/2220) 小彩84 2012-04-18 2013-01-14 20:02:07 by 冯淑辉810
[色谱质谱] [已完结]HP-5(19091J-413)的 图谱，急需！谢谢！ (0/563) salmonzmh 2013-01-14 2013-01-14 17:04:16 by salmonzmh
[色谱质谱] [已完结]请教一下各位高效液相色谱方面的知识 (评阅+1) (4/743) wangfei0508 2013-01-14 2013-01-14 16:52:51 by wangfei0508
[色谱质谱] [已完结]乙酸/正丁醇/乙酸正丁酯/水四元组分检测 气相色谱 TCD (评阅+1) (8/2100) qing18979186 2012-09-14 2013-01-14 16:39:03 by qing18979186
[色谱质谱] 求分析水中物质 (2/343) zhangdong94 2013-01-11 2013-01-14 15:51:07 by zhangdong94
[色谱质谱] [已完结]质谱用载气氮气流速小，已排除外管道漏气 (评阅+1) (3/1552) butterfly631 2013-01-13 2013-01-14 12:30:24 by musell
[色谱质谱] [已完结]氟康唑有关物质分析方法 (7/1111) xiaoyong9115 2012-04-29 2013-01-14 12:22:16 by jiangliqun
[色谱质谱] [已完结]Waters 2695压力问题 (7/3580) bmc1984123 2013-01-10 2013-01-14 09:58:13 by huangq816
[色谱质谱] [已完结]液相选择内标物 (1/2122) l187071860 2013-01-13 2013-01-14 07:56:50 by 45911205
[色谱质谱] [已完结]离子色谱分析卤素 溴离子和硝酸根间经常出现倒峰 (0/1440) 波斯米亚 2013-01-13 2013-01-13 23:01:54 by 波斯米亚
[色谱质谱] [已完结]求助色谱分析甲苯 (3/1000) 小木虫zb 2013-01-11 2013-01-13 22:07:24 by 小木虫zb
[色谱质谱] 同位素质谱在石油领域有啥应用呀 (0/303) micnancy 2013-01-13 2013-01-13 15:34:19 by micnancy
[色谱质谱] [已完结]气体标样浓度的问题 (4/1315) gzbxhx_050 2011-12-28 2013-01-13 12:47:42 by lvpeng0830
[色谱质谱] [已完结]离子色谱图解析 (0/5120) dd99835 2013-01-13 2013-01-13 10:23:10 by dd99835
[色谱质谱] [已完结]DB-FFAP测棉籽脂肪酸，求色谱图 (0/385) 小姬虫虫 2013-01-13 2013-01-13 10:09:27 by 小姬虫虫
[色谱质谱] [已完结]求助    ( 1 2 ) (17/926) zhulili123 2012-11-22 2013-01-12 21:01:55 by Roseshu
[色谱质谱] [已完结][关贴]求助质谱的几个基本参数 (0/1577) ringzhu 2013-01-12 2013-01-12 21:00:52 by ringzhu
[色谱质谱] [已完结]高效毛细管电泳 (1/303) chengt 2013-01-07 2013-01-12 20:54:15 by Roseshu
[色谱质谱] [已完结]请帮忙翻译下 (评阅+1) (2/248) wuhuisu 2013-01-11 2013-01-12 20:46:30 by wuhuisu
[色谱质谱] [已完结]毛细管电泳完成后缓冲溶液PH会改变吗？ (评阅+1) (6/1288) 1058857684 2012-12-12 2013-01-12 20:46:02 by Roseshu
[色谱质谱] [已完结]异丙基笨硼酸的液相图    ( 1 2 3 ) (评阅+1) (20/1264) 云轻0118 2013-01-07 2013-01-12 20:42:41 by 云轻0118
[色谱质谱] Mascot 在线学习教程及资源 (评阅+3) (1/1384) shygza 2013-01-11 2013-01-12 12:02:47 by liushuai19
[色谱质谱] [已完结]气相色谱氮磷检测器中怎么判断铷珠已坏 (0/282) 杨莎莎 2013-01-12 2013-01-12 10:31:11 by 杨莎莎
[色谱质谱] [已完结]气相色谱做乙腈和水的定量分析问题    ( 1 2 ) (10/1495) 日暮里 2013-01-07 2013-01-12 10:11:04 by 日暮里
[色谱质谱] [已完结]气质调谐没通过 N2气含量高，怎么办呀 急 (评阅+1) (9/1711) 觉觉加油 2013-01-04 2013-01-11 23:16:48 by heliofchina
[色谱质谱] [已完结]安捷伦校正曲线报告问题 (0/2091) l187071860 2013-01-11 2013-01-11 21:44:26 by l187071860
[色谱质谱] [已完结]校正因子 (评阅+1) (1/312) 汪可可 2013-01-11 2013-01-11 20:28:06 by xbqewpq
[色谱质谱] [已完结]想用气象色谱分析脂中的醋酸含量，要用什么色谱柱？ (3/892) xinji 2013-01-10 2013-01-11 18:27:03 by 汪可可
[色谱质谱] [已完结]液相单标峰裂分    ( 1 2 ) (18/1834) zl1314 2012-06-05 2013-01-11 18:05:50 by 212410
[色谱质谱] [已完结]求助气相色谱分析2,4-DNT！ (评阅+1) (0/356) 709654058 2013-01-11 2013-01-11 17:23:51 by 709654058
[色谱质谱] [已完结]hplc检测器关闭时，流动相经过样品池吗？    ( 1 2 ) (评阅+1) (14/1733) butterfly631 2013-01-10 2013-01-11 16:48:35 by loadxin
[色谱质谱] [已完结]咔唑的分析方法    ( 1 2 ) (11/1735) hk1940 2013-01-02 2013-01-11 15:43:29 by chtysh
[色谱质谱] [已完结]盐酸氯化钾溶液有紫外吸收么？    ( 1 2 ) (10/4003) 小衣冰滢 2013-01-11 2013-01-11 15:10:22 by 小衣冰滢
[色谱质谱] [已完结]求教气相里的几个基本参数 (2/415) ringzhu 2013-01-11 2013-01-11 15:01:23 by akosrios
[色谱质谱] [已完结]Agilent 工作站怎样修改用户名 (评阅+1) (6/1839) 小黄蜂凶猛 2012-12-18 2013-01-11 14:00:33 by yulu8716
[色谱质谱] [已完结]HPLC 脱气和过滤顺序 (评阅+1) (7/836) 19880909 2013-01-10 2013-01-11 08:06:29 by 416301116
[色谱质谱] [已完结]求注射用泮托拉唑钠USP34的标准 (1/227) xbqewpq 2013-01-10 2013-01-10 22:13:15 by xbqewpq
[色谱质谱] [已完结]核磁谱图求助，多谢大家 (5/978) shiduyouli11 2013-01-08 2013-01-10 15:17:28 by mikey_m
[色谱质谱] [已完结][关贴]谁会UPLC仪器校验啊？有木有校验流程？ (1/505) hexued6933 2013-01-10 2013-01-10 13:12:29 by ruiyi1101
[色谱质谱] [已完结]气象色谱 含量计算 (2/754) 大眼睛韩 2013-01-10 2013-01-10 12:45:04 by ruiyi1101
[色谱质谱] [已完结]怎样检验气相色谱柱子分离度 (8/2275) 云轻0118 2013-01-10 2013-01-10 10:34:52 by 云轻0118
[色谱质谱] [已完结]液相色谱 (6/1066) bunntly 2013-01-08 2013-01-10 10:04:54 by 2120100604
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