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[热点] 同年申请2项不同项目,第1个项目里不写第2个项目的信息,可以吗 hitsdu 2026-02-12 刚刚
[色谱质谱] 【求助】请问废水中各种含磷化合物的测定 (8/1941) jsjjqc 2010-09-09 2013-04-15 23:06:19 by 沸腾才精彩
[色谱质谱] [已完结]做CO氧化,N2 CO CO2 O2怎么分开这四种气体? (评阅+1) (9/2396) 跳舞的鱼儿 2011-12-30 2013-04-15 23:03:46 by 沸腾才精彩
[色谱质谱] [已完结]吡嗪二酸酐HPLC或者GC检测方法 (4/613) kele9955 2013-04-15 2013-04-15 22:15:54 by lifucheng
[色谱质谱] 请问HPLC机器上白白的硬硬的液路管是聚四氟乙烯材质的吗 (5/918) 学员bdjMK0 2013-04-12 2013-04-15 20:12:13 by 易沐
[色谱质谱] [已完结]求助,做HPLC测氨基酸的衍生化! (1/932) tuolabi 2012-09-26 2013-04-15 17:22:39 by banxiar
[色谱质谱] 【讨论】关于强制降解实验的一个问题 (4/1328) 红麻雀 2011-03-07 2013-04-15 17:08:29 by haowenjing
[色谱质谱] [已完结]苯甲醛,苯酚,甲酸苯酯的气相色谱分离条件 (3/540) 七雨 2013-04-12 2013-04-15 15:51:11 by 七雨
[色谱质谱] an voa (评阅+1) (0/415) 老僧入定 2013-04-15 2013-04-15 15:29:23 by 老僧入定
[色谱质谱] [已完结]壬基酚、辛基酚同分异构体的分离。 (3/861) 百味咖啡 2013-04-15 2013-04-15 15:28:28 by bomblei
[色谱质谱] mass profiler professional (0/1317) 老僧入定 2013-04-15 2013-04-15 14:21:55 by 老僧入定
[色谱质谱] [已完结]求指点:做液相是,为什么标准品和提取物质的峰完全不一样? (评阅+1) (9/1908) zhenghongzhi 2013-04-12 2013-04-15 14:05:35 by 嘉木
[色谱质谱] [已完结]气质,凝胶检测器 (0/143) liexicuo 2013-04-15 2013-04-15 12:55:31 by liexicuo
[色谱质谱] [已完结]GC法测定正丁醇内标物的选择 (5/1204) 陈鹏忠 2013-04-12 2013-04-15 12:03:11 by gly5945
[色谱质谱] [已完结]阴离子树脂解析的问题 (0/165) hangover2010 2013-04-15 2013-04-15 10:27:26 by hangover2010
[色谱质谱] [已完结]波长选择    ( 1 2 ) (11/1042) someday1985 2013-04-11 2013-04-15 09:25:55 by ~kane~
[色谱质谱] [已完结]正己烷中苯残留的测定方法 (6/1315) qiyan0122 2013-04-12 2013-04-15 08:55:25 by ltxin2009
[色谱质谱] [已完结]示差检测器检测有倒峰 (0/2357) 笑笑的星星 2013-04-15 2013-04-15 08:34:38 by 笑笑的星星
[色谱质谱] 【求助】液相色谱几乎没有出峰?    ( 1 2 ) (11/2119) tychenxy 2010-05-12 2013-04-15 07:15:16 by liulss
[色谱质谱] [已完结]示差折光检测器 (7/1468) itysunshine 2012-09-20 2013-04-15 06:06:25 by proxyz
[色谱质谱] [已完结][关贴]液相分离色谱峰裂分    ( 1 2 ) (10/2784) yellowmaple 2013-04-03 2013-04-14 17:07:48 by joy2peace
[色谱质谱] [已完结]GPC测试复合材料的一些疑问 (0/273) lichpistol 2013-04-14 2013-04-14 10:18:22 by lichpistol
[色谱质谱] 运用SPME萃取不同浓度的异辛醇定量发现线性不好 (8/1144) sparkhehe 2013-04-10 2013-04-13 23:56:15 by sparkhehe
[色谱质谱] [已完结]质量校正因子 (评阅+1) (7/1302) huayikai 2013-04-11 2013-04-13 23:12:05 by 爱lingling
[色谱质谱] [已完结]岛津GC标准曲线对样子谱图积分计算时总是显示找不到匹配的离子? (评阅+1) (2/319) dongmei8777 2013-04-13 2013-04-13 22:07:46 by dongmei8777
[色谱质谱] [已完结]外标和外标百分比的算法 (0/794) l187071860 2013-04-13 2013-04-13 20:51:28 by l187071860
[色谱质谱] [已完结]核磁共振分析图片请教! intensity 数据如何得到 (评阅+1) (1/1622) hugoczx 2013-03-16 2013-04-13 18:54:00 by kaka012
[色谱质谱] [已完结]GC-17A基线一直出现规则三角是怎么回事 (3/409) 妍1917 2013-04-12 2013-04-13 13:46:40 by sdwyz
[色谱质谱] [已完结]未知化合物LC-MS条件的设置 (0/584) 379164065 2013-04-13 2013-04-13 11:02:12 by 379164065
[色谱质谱] [已完结]外标法 校正因子 (4/3201) waiwai0903 2013-04-09 2013-04-12 15:52:36 by waiwai0903
[色谱质谱] [已完结][关贴]液相色谱的问题,求助    ( 1 2 ) (15/1289) JICK159 2013-04-10 2013-04-12 14:24:25 by liu2011
[色谱质谱] [已完结]UPLC测样的时候基线会向下飘?! (4/703) cash1120 2013-04-08 2013-04-12 14:17:41 by cash1120
[色谱质谱] [已完结]气相色谱溶剂的选择 (评阅+1) (0/1198) 学员lSmItN 2013-04-12 2013-04-12 10:00:46 by zbyzwy
[色谱质谱] 【求助】agilent 7890A关于分析方法的问题 (15/2360) xql0518 2011-02-18 2013-04-12 07:55:40 by yeluohammen
[色谱质谱] [已完结]液相色谱方法优化高手进 (7/1596) l187071860 2013-04-08 2013-04-11 18:48:27 by chaoshenbo
[色谱质谱] [已完结]液相检测条件 (8/683) someday1985 2013-04-08 2013-04-11 17:37:39 by someday1985
[色谱质谱] [已完结]急求,南京地区哪里有荧光分光光度计啊,测多糖的 (2/296) 一个又一个 2013-04-10 2013-04-11 15:33:33 by qiuling
[色谱质谱] [已完结]气相色谱基线出问题 出不了峰了 (评阅+1) (0/618) crystalftt 2013-04-11 2013-04-11 15:29:52 by crystalftt
[色谱质谱] [已完结]流动相用磷酸二氢钾替代磷酸二氢钠 (3/1279) 149292906 2013-04-10 2013-04-11 15:24:09 by swallow13
[色谱质谱] 安捷伦1200色谱软件问题 (2/789) wangna029. 2013-03-26 2013-04-11 14:48:30 by qiuling
[色谱质谱] [已完结]HPLC柱压突然降低20bar,保留减弱7min,但系统没有泄漏,柱压也稳定,是什么问题导致?    ( 1 2 3 ) (21/2119) qiuling 2013-04-09 2013-04-11 14:20:17 by qiuling
[色谱质谱] [已完结]表面活性剂可以做电喷雾飞行时间质谱吗 (6/1504) annljan 2013-04-09 2013-04-11 13:45:20 by foralove
[色谱质谱] 如何获取最新的标准修订发布实施的信息 (0/172) 小石头027 2013-04-11 2013-04-11 11:19:33 by 小石头027
[色谱质谱] 标准免费下载地址与方法 (5/858) 小石头027 2013-04-08 2013-04-11 11:14:36 by 小石头027
[色谱质谱] [已完结]想买一根国产的半制备色谱柱,如何选择? (6/1000) keyares 2013-04-09 2013-04-11 11:07:34 by lanhui_yang
[色谱质谱] 【求助】做气相色谱,二乙胺不出峰    ( 1 2 ) (12/1723) 琴弦 2010-06-14 2013-04-11 10:59:41 by 罗@@罗
[色谱质谱] 请问有没有人用旋转蒸发仪蒸发过乙酸    ( 1 2 3 ) (26/3546) m8368742 2013-04-09 2013-04-11 10:34:43 by vivien8803
[色谱质谱] 气相色谱中的标准曲线 (11/2256) Clovetessal 2013-04-09 2013-04-11 09:54:31 by Clovetessal
[色谱质谱] [已完结]sy-8000 液相色谱仪怎么导出数据? (0/301) A20090901 2013-04-11 2013-04-11 09:36:09 by A20090901
[色谱质谱] [已完结]有关氨基酸混标 (5/1625) sallybear 2011-11-22 2013-04-11 08:08:33 by 刘啸
[色谱质谱] [已完结]RNA用甲醇可以溶么? (1/973) 禅猫峰 2013-04-10 2013-04-11 07:20:43 by wanglibo66
[色谱质谱] [已完结]在做HPLC时,进了个槲皮素的标准品,为何柱压很大? (评阅+1) (4/628) zhenghongzhi 2013-04-09 2013-04-11 06:51:09 by zhenghongzhi
[色谱质谱] [已完结]安捷伦液相测试所用的4种物质混标样品的测试信息单 (2/338) 学员MAurJa 2013-04-10 2013-04-10 23:52:18 by ruomeng
[色谱质谱] [已完结]GCMS需要校正保留时间吗? (1/1061) sparkling6 2013-04-10 2013-04-10 21:06:10 by chihaijun
[色谱质谱] [已完结]气质联用分离柴油组分时为何后出的高沸点组分都成了一个大包,分不开了啊? (0/221) xyy870112 2013-04-10 2013-04-10 20:14:14 by xyy870112
[色谱质谱] [已完结]以3%醋酸为溶剂,溶质为二甲苯和乙酸乙酯,用GC-FID检测    ( 1 2 ) (10/1312) molia 2013-04-03 2013-04-10 19:41:23 by 惠瑜900501
[色谱质谱] [已完结]毛细管电泳中内标物的选择 (0/582) 百里溪2012 2013-04-10 2013-04-10 17:05:44 by 百里溪2012
[色谱质谱] [已完结]GC-MS色谱图 (评阅+1) (8/909) wangxi88 2013-04-04 2013-04-10 17:04:04 by wangxi88
[色谱质谱] [已完结]打开N2000色谱离线工作站出现问题,色谱图打不开! (1/2455) 神谕之城 2012-03-19 2013-04-10 16:56:06 by feng5800
[色谱质谱] [已完结]HPLC测定脂肪酸的有关问题 (1/416) 凌雪夏沫 2013-04-10 2013-04-10 15:40:58 by fujinguo06
[色谱质谱] [已完结]HPLC开机后 (2/376) 豆豆菜虫 2013-04-10 2013-04-10 14:25:19 by vermouth325
[色谱质谱] 求指点:欲购买“固相萃取小柱”和“多孔石墨化炭黑填料” (4/1026) weist123 2013-04-08 2013-04-10 11:31:13 by weist123
[色谱质谱] [已完结]使用液质时峰型不好 (4/2150) hill_master 2013-04-07 2013-04-10 10:58:20 by hill_master
[色谱质谱] [已完结]液质联用中的同位素效应 (0/185) st.nova2012 2013-04-10 2013-04-10 10:57:43 by st.nova2012
[色谱质谱] [已完结]agilent 6410杂峰,重现性差 (评阅+1) (4/484) st.nova2012 2013-04-08 2013-04-10 10:28:16 by st.nova2012
[色谱质谱] [已完结]岛津2010plus检测气体CO2配件镍触酶转化炉问题 (2/511) hnuhsai 2013-01-07 2013-04-10 07:56:05 by hnuhsai
[色谱质谱] 【求助】安捷伦气相7890A基线一直不平是怎么回事啊? (1/787) huaaduo 2011-02-14 2013-04-10 07:55:17 by 梦紫
[色谱质谱] [已完结]岛津LC20A,工作站LCsolution求助 (1/449) fpsm 2013-04-09 2013-04-09 16:09:56 by lqfznmd
[色谱质谱] [已完结]相同的柱子在GC上和在GC-MS上的出峰顺序为何不同? (0/332) lijunfeng 2013-04-09 2013-04-09 15:57:10 by lijunfeng
[色谱质谱] [已完结]安捷伦7890A ECD 检测器基线漂移 (3/1643) yhb19830420 2013-04-07 2013-04-09 11:53:01 by yhb19830420
[色谱质谱] [已完结]新买的10uL的注射器吸不上来液体?    ( 1 2 ) (11/3252) 20081130071 2013-04-07 2013-04-09 11:34:20 by 一粒阳光
[色谱质谱] [已完结]求解释。。 (8/601) 空的天 2013-04-07 2013-04-09 09:36:25 by 456895
[色谱质谱] [已完结]液相色谱 时间久了两个峰合并了    ( 1 2 ) (10/1513) zhangyun3235 2013-04-03 2013-04-09 08:48:07 by liu2011
[色谱质谱] [已完结]小弟学分析化学的 想在空闲时间学一门小语种 求帮助 (评阅+2) (8/1375) 合理伪装 2012-03-09 2013-04-09 07:58:45 by yangxiaohai
[色谱质谱] [已完结][关贴]文献求助 (2/211) 浮萍happy 2013-04-08 2013-04-09 04:19:50 by 水姻缘
[色谱质谱] [已完结]药物灭活实验的检测 (0/190) yzy_0106 2013-04-08 2013-04-08 20:43:25 by yzy_0106
[色谱质谱] 【求助】药物在液相中出峰时间不稳定是怎么回事?    ( 1 2 ) (10/2317) wanghj828 2010-11-01 2013-04-08 14:53:56 by waq0012
[色谱质谱] [已完结]气相色谱 (0/161) #小样# 2013-04-08 2013-04-08 12:54:55 by #小样#
[色谱质谱] 请问大家什么牌子的hplc制备柱比较好,谢谢 (评阅+1) (5/927) zhengyc 2013-04-07 2013-04-08 11:35:36 by kaven186
[色谱质谱] [已完结]正相液相求助,急!!! (1/456) 朱冉冉 2013-04-07 2013-04-08 09:55:01 by yugijiang
[色谱质谱] [已完结]急求丁烯类物质质谱分析条件 (0/182) lbtqjxlqc 2013-04-08 2013-04-08 09:31:51 by lbtqjxlqc
[色谱质谱] [已完结]如何检测高碱溶液中的硫酸根离子 (评阅+1) (5/2042) jiaojiao97 2011-12-26 2013-04-08 07:27:33 by dryfish
[色谱质谱] [已完结]电泳中能否使用有机相作为溶剂,如何操作? (0/270) ixing2413 2013-04-07 2013-04-07 21:30:43 by ixing2413
[色谱质谱] 分析化学研究生报考什么分析方向?(色谱,质谱,光谱) (35/4093) 十指相扣 2012-10-05 2013-04-07 18:05:10 by ouyang5104
[色谱质谱] [已完结]十八烷基三氯硅烷 (7/1653) wlnear 2011-07-02 2013-04-07 14:13:50 by 南京工业大学
[色谱质谱] [已完结]求助 液质联用离子化问题 (9/1456) 小北cc 2013-04-04 2013-04-06 20:47:50 by dashushu
[色谱质谱] [已完结]HPLC标准溶液的制备 (8/1232) hmn22_33 2013-03-28 2013-04-06 15:31:26 by z1358382
[色谱质谱] [已完结]Varian 高效液相色谱 紫外检测器 波长校正 (1/677) leospindrift 2013-04-03 2013-04-06 14:57:01 by z1358382
[色谱质谱] [已完结]如何探索苯氨基甲酸甲酯的色谱分析条件 (评阅+1) (0/210) ft081301117 2013-04-06 2013-04-06 12:25:08 by ft081301117
[色谱质谱] HPLC 流动相的操作 (45/2658) chenhw06 2013-04-02 2013-04-06 11:07:20 by chenhw06
[色谱质谱] [已完结]抽真空的问题求助    ( 1 2 ) (评阅+1) (12/1285) jnclsm 2013-04-01 2013-04-05 13:13:54 by yuting_li
[色谱质谱] [已完结]气相色谱质谱联用出现谱图异常 (0/309) lingt 2013-04-05 2013-04-05 09:54:27 by lingt
[色谱质谱] [已完结]Agilent-DAD数据分析 (评阅+1) (2/764) 薄荷柠檬22 2013-04-04 2013-04-05 08:40:51 by 薄荷柠檬22
[色谱质谱] [已完结]做GC-MS出的峰比较集中,分不开肿么办 (7/1732) zhhcqjn 2013-03-27 2013-04-04 21:49:08 by yuting_li
[色谱质谱] 挥发油GC_MS分析 (2/726) xiuwei001 2013-04-01 2013-04-04 19:14:24 by baixi2009
[色谱质谱] [已完结]柱子不冲能过夜吗 (5/2463) sujie0309 2013-04-02 2013-04-04 10:16:55 by aa621231
[色谱质谱] 【求助】请问HP-5安捷伦气相色谱柱具体能查哪些物质呢,网上查不到 (4/1860) happyzp1018 2010-06-23 2013-04-04 10:12:09 by zhen_zhen
[色谱质谱] [已完结]HCT 如何做LC-MS/MS (评阅+1) (5/604) xiaomi945 2012-08-22 2013-04-03 23:50:32 by xiaomi945
[色谱质谱] [已完结]色谱中的单位mAU怎么换算成mv (1/6907) 真水无香xlz 2013-04-03 2013-04-03 22:24:13 by YShadowY
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[色谱质谱] 【资源】柱流失常见问题解答(已搜索无重复) (11/792) 幸福云景 2011-03-04 2013-04-13 14:43:16 by yixins123
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