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[热点] 国自然评分 无名者登山 2026-05-26 刚刚
【求助】配1019ml的流动相.问题? (0/170) hitmanmana 2011-01-08 2011-01-08 21:09:57 by hitmanmana
【求助】原吸做标准曲线相关问题?请教! (3/1250) maypppiggf 2011-01-05 2011-01-08 20:45:22 by weilanlily
【求助】请问高手拉曼 (1/223) 甲优 2010-05-06 2011-01-08 20:25:50 by meixinyidian
【求助】急~~在线等~原子吸收前处理问题·~ (1/373) 2009108063 2011-01-08 2011-01-08 20:18:02 by weilanlily
【讨论】稳定性是测样品的稳定性还是标品的? (2/811) 兜圈儿 2011-01-08 2011-01-08 17:56:57 by 清如
[其他分析] 【求助】考研真题! 帮忙解答一下 !谢了! (2/619) lyw867 2011-01-07 2011-01-08 17:39:11 by mrzouhao
[其他分析] [关贴]【求助】考研真题! 帮忙解答一下 !谢了! (2/494) lyw867 2011-01-07 2011-01-08 17:38:37 by mrzouhao
[色谱质谱] [关贴]【求助】如何用TCD分析气体中的H2O和CO2? (5/874) hankun88 2011-01-07 2011-01-08 16:35:03 by qingshaojun0823
【求助】液相测定峰面积问题,求教! (4/757) zyj81190 2011-01-05 2011-01-08 16:18:03 by zxcd88
[色谱质谱] 【讨论】含腈和醛的混合水样能用液相定量检测吗 (3/589) aywater 2011-01-06 2011-01-08 16:08:30 by aywater
[色谱质谱] 【求助】关于喹吖啶酮(颜料红122)的HPLC检测 (2/602) 419361270 2010-12-01 2011-01-08 15:33:22 by swcj
【求助】如何用分光光度法去测亚硝酸钠的含量 (1/350) boimin1983 2011-01-05 2011-01-08 15:10:01 by bobking67310
【求助】原吸仪器测试物质出现问题了。 (9/1681) gaofuyyo12 2011-01-03 2011-01-08 12:29:13 by wmj31
【求助】原吸测试样品结果相差很大,怎么办? (7/1230) gaofuyyo12 2011-01-04 2011-01-08 12:22:53 by wmj31
[色谱质谱] 【求助】色谱柱上的出峰顺序是怎样?谢谢大家! (2/1233) mingyanliu4 2011-01-08 2011-01-08 12:01:52 by yujiao96315
【求助】XRD问题 (0/117) xkp123 2011-01-08 2011-01-08 11:43:17 by xkp123
[色谱质谱] 【资源】岛津LC--10AP与LC--15C哪个贵啊?性价比哪个好? (1/166) ymw520 2011-01-08 2011-01-08 11:30:55 by 小醇醇
【求助】液相仪器流动相检测问题?谢谢! (6/1477) ujinderen 2011-01-01 2011-01-08 11:27:12 by heTsen
【求助】表征Tg转变的时候,哪个更加准确? (0/509) ujinderen 2011-01-08 2011-01-08 11:10:28 by ujinderen
[色谱质谱] 【求助】制备色谱是高效液相色谱的一种吗 (5/1730) ludeng80310 2010-12-29 2011-01-08 10:38:55 by yaoyaozhou
【求助】仪器分析的样品预处理的一般步骤是什么?急急急急!! (7/2769) lyw867 2011-01-06 2011-01-08 10:32:39 by yaoyaozhou
[分析前沿] 【讨论】请教判定烯烃在管道内聚合成垢的方法? (0/336) huyf 2011-01-08 2011-01-08 10:22:25 by huyf
[色谱质谱] 【求助】气相色谱可以用来测定有机溶剂(丁酮)中的少量水分吗?    ( 1 2 ) (12/2823) root1697 2011-01-07 2011-01-08 09:32:38 by wzh836270
[色谱质谱] 【求助】求PE气相色谱资料 (0/159) wzh836270 2011-01-08 2011-01-08 09:29:38 by wzh836270
[色谱质谱] 【求助】液质数据处理如何改变横坐标的范围 (1/936) 疯狂修行者 2011-01-05 2011-01-08 09:23:02 by 疯狂修行者
【求助】易氧化易挥发的物质如何称样 (3/707) yanjunxiu 2011-01-07 2011-01-08 08:22:57 by ljiudi2
[色谱质谱] [关贴]【求助】请教:仪器检测限 定量限相关问题?? (5/1292) ujinderen 2011-01-07 2011-01-08 08:16:26 by ljiudi2
【求助】请问有做过紫外可见近红外光谱的朋友一般能用的溶剂都有哪些? (3/1430) lxnyxw 2011-01-06 2011-01-08 08:06:04 by lxnyxw
【讨论】煤灰成分分析 (1/359) 594341575 2011-01-08 2011-01-08 07:41:27 by yunjun3
【求助】请教拉曼的表征 (ACI+1)(12/2231) zzrzzr 2011-01-06 2011-01-08 06:11:36 by zzrzzr
【求助】请教一下红外表征 (13/2080) zzrzzr 2010-12-22 2011-01-08 01:26:04 by zzrzzr
[数据分析] 【求助】请问能在哪查到化合物的pKa (2/1897) yulingzhu 2011-01-06 2011-01-07 23:53:11 by lyliuma
[其他分析] [关贴]【求助】考研真题! 帮忙解答一下 !谢了! (0/256) lyw867 2011-01-07 2011-01-07 23:47:28 by lyw867
[其他分析] [关贴]【求助】考研真题! 帮忙解答一下 !谢了! (0/197) lyw867 2011-01-07 2011-01-07 23:30:47 by lyw867
[色谱质谱] 【求助】液相色谱仪如何配置价廉好用? (金币≥10)(9/97) ncyxoy 2011-01-03 2011-01-07 23:19:53 by bruceluobo
[色谱质谱] 【求助】急求助:砒啶盐酸盐的液相色谱条件 (4/1340) xiaoyu7399 2011-01-06 2011-01-07 22:46:21 by oxygen7341
【求助】有考过仪器分析 的吗??? 考研啊! (7/768) lyw867 2011-01-01 2011-01-07 21:39:06 by speedo
[分析前沿] 【求助】哪些无毒试剂可以与DNA作用产生荧光 (2/433) 橐橐22 2011-01-06 2011-01-07 20:49:38 by dodogougou
【求助】溶剂聚焦什么意思? (3/944) jessicaxin20 2010-12-28 2011-01-07 20:33:18 by jessicaxin20
[色谱质谱] 【求助】内标法相关问题 (0/431) Missxue0129 2011-01-07 2011-01-07 19:53:39 by xiaoxyx
[色谱质谱] 【求助】PDA检测器与紫外检测器 (2/5195) zhuting8808 2011-01-07 2011-01-07 19:32:16 by cqyc007
[色谱质谱] 【求助】液相测定物质出峰发现问题了?? (4/1329) ujinderen 2010-12-28 2011-01-07 18:19:38 by chiraler
[分析前沿] 【求助】DNA杂交反应条件 (2/2011) 小玉儿-汤 2010-11-18 2011-01-07 17:27:02 by lwsw01
[色谱质谱] 【求助】进样器漏液,是为什么? (6/1529) bluecliftxsh 2011-01-07 2011-01-07 17:18:19 by 欣欣向荣1
[色谱质谱] 【求助】液相检测样品出现问题? (0/718) hitmanmana 2011-01-07 2011-01-07 17:01:05 by hitmanmana
【求助】请教各位,化学分析中如何准确加入1ml溶液?    ( 1 2 3 ) (评阅+1) (26/2638) lqfish 2011-01-06 2011-01-07 16:44:43 by xuguanghai
[色谱质谱] 【讨论】如何防止柱流失 (5/944) 疯狂修行者 2011-01-07 2011-01-07 16:40:42 by gongchke
【求助】急求!!! (0/155) 敏敏2010 2011-01-07 2011-01-07 15:45:06 by 敏敏2010
【求助】请问各位虫友,有没有五氧化二磷活性R值的测定方法(活度) (1/423) 梦青诗 2011-01-07 2011-01-07 14:55:11 by ludeng80310
[其他分析] 【求助】电分析方向就业问题 (2/518) loginst03 2011-01-06 2011-01-07 14:45:26 by onion8801
[色谱质谱] 【求助】气相色谱仪检测纯度 (3/1510) zc736 2011-01-07 2011-01-07 14:04:48 by herenren
[色谱质谱] 【求助】气相色谱,ECD,本底浓度 (4/1715) jingyu8368 2011-01-05 2011-01-07 12:30:27 by jingyu8368
[色谱质谱] 【求助】如何冲质谱 (金币≥1)(5/63) 敏敏1234 2011-01-04 2011-01-07 11:47:20 by yujiao96315
[色谱质谱] 【求助】色谱帝救我 (6/715) tangyutg 2010-12-29 2011-01-07 11:41:17 by yujiao96315
【交流】sigma等国外公司标样(农药)纯度问题 (3/754) zhangle911 2011-01-06 2011-01-07 11:19:39 by yankunsu
【求助】请教那个地方能分析无机粉末中的Si、N、O、C含量? (3/419) 学员pkTfyR 2011-01-06 2011-01-07 09:38:39 by yxlabc110
【求助】求助——Cover Letter (金币≥100)(16/102) wanzi3470 2011-01-06 2011-01-07 09:33:34 by platto
【求助】测COD时氯离子含量高为何不能多加硫酸汞? (1/918) dageliumang 2011-01-05 2011-01-07 09:22:21 by yuwenhao
[色谱质谱] 【求助】气相溶剂检测问题,谢谢。 (1/314) zyj81190 2011-01-06 2011-01-07 09:15:38 by yuwenhao
[色谱质谱] 【求助】气相测试物质发现问题,怎么解决?    ( 1 2 ) (13/1923) ujinderen 2011-01-04 2011-01-07 09:10:20 by gongchke
[色谱质谱] 【求助】物质检测出峰问题?请教! (2/433) wshumanuo 2011-01-06 2011-01-07 08:18:56 by 小醇醇
【求助】Ruthenium dye 荧光淬灭 氧传感的问题,重谢!!! (2/474) raymond529 2011-01-06 2011-01-06 23:31:21 by jeckerchen7439
[其他分析] 【建议】在线粘度仪选购,请各位推荐 (0/187) ColonelG 2011-01-06 2011-01-06 22:12:50 by ColonelG
[关贴]【求助】荧光偏振值的重复性问题 (0/499) xieyh07 2011-01-06 2011-01-06 21:46:32 by xieyh07
[色谱质谱] 【求助】Giddings方程分析 (金币≥3)(0/13) shuyaping 2011-01-06 2011-01-06 21:23:30 by shuyaping
[色谱质谱] 【求助】线性方程截距有可能是负值吗 (4/1950) xiaohupeng 2011-01-05 2011-01-06 21:00:41 by xiaohupeng
[色谱质谱] 【求助】离子碎片是怎么形成,请教大家!! (4/1164) ujinderen 2011-01-06 2011-01-06 20:47:32 by speedo
[色谱质谱] [关贴]【求助】求助文献一篇 (0/97) peakyu 2011-01-06 2011-01-06 19:38:32 by peakyu
【求助】问一下芳环上的一个红外振动引文名称 (4/817) 林英雄 2011-01-05 2011-01-06 18:13:40 by 279274236
[色谱质谱] 【求助】芳香族的酰氯该如何测定? (1/289) 小毛虫8358 2010-12-23 2011-01-06 17:08:54 by hxg19861015
【讨论】共聚焦拉曼光谱的问题 (5/1944) tanlei2008 2010-12-15 2011-01-06 16:58:35 by pinguo
【求助】急需几张红外光谱图,有的麻烦发给我 (0/411) 篱落_雨 2011-01-06 2011-01-06 16:28:17 by 篱落_雨
[色谱质谱] 【求助】离子色谱进样器检测相关问题? (1/345) ludeng80310 2011-01-05 2011-01-06 16:10:48 by baeyer
[色谱质谱] 【求助】分析葡萄糖、葡萄糖酸用什么色谱柱 (2/1114) 蔡佳佳 2011-01-06 2011-01-06 16:01:31 by hxg19861015
[数据分析] 【求助】XPS 拟合AgCu金属,Ag的拟合出现新峰?何解? (0/370) kaiser1303 2011-01-06 2011-01-06 15:50:59 by kaiser1303
[色谱质谱] 【求助】UPLC检测对苯二酚 (1/630) wangly 2010-12-29 2011-01-06 15:50:28 by ss0128
[数据分析] 【求助】半定量RT-PCR 相对光密度值测量软件 (0/677) shuaige123 2011-01-06 2011-01-06 15:13:41 by shuaige123
【求助】关于核磁 (0/206) zhfifi 2011-01-06 2011-01-06 14:48:54 by zhfifi
[色谱质谱] 【求助】请教:薄层显色的方法问题? (2/189) gaofuyyo12 2011-01-05 2011-01-06 14:39:43 by 小小哥
【求助】有谁知道壬酸的内标物是什么啊 (2/209) 鹤壁云云 2011-01-06 2011-01-06 14:20:12 by herenren
【求助】红外有不间断的音儿 (5/642) zhuzhug 2011-01-05 2011-01-06 13:31:03 by donkeypku
【求助】离心薄层层析制备硅胶板问题 (0/536) sht3887 2011-01-06 2011-01-06 12:26:28 by sht3887
[色谱质谱] 【求助】气相色谱分析气体组分的进样问题 (5/812) nlgzyx 2011-01-05 2011-01-06 12:10:13 by swt1898
[色谱质谱] 【求助】气相色谱进样量问题,谢谢了。 (4/1108) mingyanliu4 2011-01-05 2011-01-06 11:59:43 by swt1898
【求助】XRD峰的强度 (1/888) donghelei 2011-01-06 2011-01-06 10:27:10 by wyp0919
[其他分析] 【求助】全标记的13C葡萄糖的氢谱出峰问题? (0/553) mooncakexzj 2011-01-06 2011-01-06 10:08:03 by mooncakexzj
[色谱质谱] 【求助】求色谱方面的Chemcomm (2/255) lei871113 2011-01-05 2011-01-06 09:43:43 by lei871113
【求助】怎么样能够检测出螯合物中 Fe2+ 的含量 (0/235) sunchenguang 2011-01-06 2011-01-06 09:28:37 by sunchenguang
[色谱质谱] 【求助】请大家帮忙分析一下这幅凝胶层析图中各物质的分子量分布是否代表差异不显著 (1/336) aa250 2011-01-05 2011-01-06 09:18:18 by aa250
[其他分析] 【求助】测量荧光寿命的仪器 (0/1566) guojw52943 2011-01-06 2011-01-06 09:16:32 by guojw52943
[色谱质谱] 【求助】散金币求助色谱柱的使用条件 (4/749) gyyswh 2011-01-05 2011-01-06 08:14:46 by swt1898
[关贴]【讨论】液相分析磷酸 (14/2187) 叶落无声8298 2010-12-25 2011-01-06 01:04:21 by zhangy8627
[色谱质谱] [关贴]【求助】chemcomm (0/195) lei871113 2011-01-05 2011-01-05 22:43:30 by lei871113
【求助】北京哪里可以测固体物质的紫外吸收光谱? (3/636) 6sbiam 2011-01-05 2011-01-05 21:55:05 by speedo
【求助】请教土壤游离态铝标准曲线 (0/299) zlkyh 2011-01-05 2011-01-05 20:51:07 by zlkyh
【求助】各位大虾,请教一个关于比旋光度的问题 (3/1016) 善良的丸子 2011-01-05 2011-01-05 20:16:01 by 善良的丸子
[关贴]【讨论】标样含量的确定具体步骤有哪些? (10/1266) pplover 2011-01-02 2011-01-05 19:14:54 by yunjun3
【求助】请帮忙分析一下红外图谱,谢谢了!!! (10/1318) 蓝色柳 2010-12-31 2011-01-05 18:57:17 by 蓝色柳
[数据分析] [关贴]【求助】拜求 GRAMS@32或GRAMS Suite (0/899) atman 2011-01-05 2011-01-05 18:38:19 by atman
【求助】一个核磁图解析 (7/846) 学员tWhtoi 2010-12-15 2011-01-05 18:31:09 by 073061071765
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