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    [热点] 已编辑 DonYankess 2026-01-17 刚刚
    当 LC 系统压力过高时可能是由于混合器中的过滤片污染所造 (2/67) wushuting22 2009-04-01 2009-04-01 09:27:33 by wushuting22
    [关贴]求助邻苯二甲酸二辛酯 (2/173) yyl110781 2009-03-31 2009-04-01 09:03:07 by youarebeloved
    LC-10ATvp系统压力偏高时? (0/64) wushuting22 2009-04-01 2009-04-01 08:46:07 by wushuting22
    SPD-10AVP 1. 流通池的拆除及清洗 (0/84) wushuting22 2009-04-01 2009-04-01 08:42:28 by wushuting22
    SPD 的 D2 Lamp 的更换 (0/44) wushuting22 2009-04-01 2009-04-01 08:40:04 by wushuting22
    [数据分析] [关贴]数据处理求助 (1/116) nanhualewis 2009-03-31 2009-04-01 08:35:38 by hfl109
    [关贴]求助：峰拖尾怎么办 (2/199) ld63462693 2009-03-31 2009-04-01 08:27:01 by ld63462693
    求分析化学教材 (0/152) liugangdxz7693 2009-04-01 2009-04-01 01:18:10 by liugangdxz7693
    [关贴]20金币求UNICO UV-2102PCS说明书 (1/154) xpli 2009-03-31 2009-03-31 22:38:25 by huoshan8608
    [关贴]【求助】铁氰化钾和亚铁氰化钾的紫外吸收 (4/1474) 木头83 2009-03-31 2009-03-31 22:17:36 by opq691
    请问谁能告诉我碳氯(C-Cl)键的特征吸收锋是多少? 4 (1/60) moris85926 2009-03-31 2009-03-31 21:59:16 by 李景权
    [关贴]关于建立紫外可见分光光度计标准曲线的疑问 (6/1372) 阿巴拉 2009-03-31 2009-03-31 21:55:44 by 阿巴拉
    [色谱质谱] [关贴]请教关于色谱出峰突然变化的问题    ( 1 2 ) (11/563) cherrily 2009-03-26 2009-03-31 21:29:15 by cherrily
    [关贴]求助 (评阅-3) (4/69) yelinlin 2009-03-31 2009-03-31 19:44:35 by jsys
    请教配位化合物的核磁问题。 (5/536) white2004 2009-03-20 2009-03-31 19:21:49 by jsys
    [关贴]新化合物培养不出单晶，如何确定三维结构？ (2/148) byonddream 2009-03-27 2009-03-31 18:49:40 by yuzhan
    [关贴]SeCys溶解问题 (0/73) ggshunli 2009-03-31 2009-03-31 18:04:15 by ggshunli
    [关贴]请教K离子的各种测定方法 (4/279) lwj850522 2009-03-30 2009-03-31 17:58:02 by wandrea
    [关贴]Tris-Hcl稳定性的问题 (4/495) huiyan-123 2009-03-25 2009-03-31 17:46:42 by zyxia6313888
    [关贴]请教关于有荧光的物质的紫外可见吸收光谱的测量问题！ (4/347) bioconnor 2009-03-29 2009-03-31 17:37:54 by zyxia6313888
    求助-单糖测定中的问题 18 (2/120) hxl0832 2009-03-12 2009-03-31 17:21:15 by hxl0832
    [色谱质谱] [关贴]样品与标样相差0.2min还是同一种物质么 (8/530) liuminge 2009-03-26 2009-03-31 17:17:14 by liuminge
    10金币求助 10 (评阅-3) (0/59) yuanzilee23 2009-03-31 2009-03-31 16:50:46 by yuanzilee23
    XPS中关于分峰位置请教 (1/93) guoguoguo 2009-03-31 2009-03-31 16:19:01 by pinguo
    [关贴]红外 960位置峰的归属问题 (2/120) mermaid332 2009-03-18 2009-03-31 15:56:43 by 中之龙2058
    [关贴]紫外可见分光光度计的问题 (6/515) 阿巴拉 2009-03-30 2009-03-31 15:30:55 by yangyue9876
    请问AES与AFS的区别是什么？ (6/1492) laodisi 2009-03-10 2009-03-31 14:34:09 by vetern
    各位大侠帮忙推荐下哪家的ICP-AES仪器比较好 (5/661) rainbow225022 2009-03-04 2009-03-31 14:31:49 by vetern
    [关贴]调节PH值 (2/135) chenhong3267 2009-03-31 2009-03-31 14:14:33 by ld63462693
    [关贴]请教一个气相液相的问题，谢谢！（有金币） (4/322) 人善天不欺 2009-03-31 2009-03-31 14:10:50 by Doww
    [关贴]【求助】气相基线波动幅度 (1/71) 温馨9126 2009-03-31 2009-03-31 13:27:07 by 铁甲骑兵
    [关贴]红外光谱峰强度是怎么定的！ (1/175) luke20070521 2009-03-27 2009-03-31 13:17:55 by Joycy626
    [色谱质谱] 求助：色谱分析可见，质谱不可见，怎么回事？[完毕]    ( 1 2 ) (12/501) fly@_@dove 2009-03-17 2009-03-31 12:58:08 by huangw100
    [其他分析] [关贴]关于TOC (2/91) 阿巴拉 2009-03-31 2009-03-31 12:45:45 by 阿巴拉
    [关贴]求助帖--紫外可见分光光度计 (5/296) 阿巴拉 2009-03-31 2009-03-31 11:32:30 by 阿巴拉
    [关贴]关于上高液的样品溶解问题 (2/124) vanilla2334 2009-03-31 2009-03-31 10:49:10 by hfl109
    [关贴]HPLC基线不平问题 (2/335) chongzi8107 2009-03-31 2009-03-31 10:47:01 by 嘉木
    [关贴]核磁C谱请教    ( 1 2 ) (12/909) banditi 2009-02-10 2009-03-31 10:45:41 by banditi
    求助：手性衍生剂问题 7 (3/147) 面包树 2009-03-30 2009-03-31 10:39:59 by hfl109
    [关贴]请问：线性曲线分两段，求检出限时该用哪段的斜率 (2/79) 挚友 2009-03-31 2009-03-31 10:27:39 by 挚友
    [关贴]HPLC梯度洗脱时压力变化大，基线不稳 (9/1635) 蝈蝈3207 2009-03-27 2009-03-31 10:01:52 by Doww
    [关贴]【求助】向大家请教 (0/73) zouxiaowei826 2009-03-31 2009-03-31 09:27:02 by zouxiaowei826
    急：二亚苄基丙酮的液相检测条件 5 (0/38) 啄木鸟8763 2009-03-31 2009-03-31 09:22:43 by 啄木鸟8763
    [关贴]聚酰胺薄膜层析 怎么用啊。 (0/425) 一帘忧梦 2009-03-31 2009-03-31 09:11:11 by 一帘忧梦
    [关贴]【求助】气相毛细管色谱柱可以反接吗 (2/102) 温馨9126 2009-03-31 2009-03-31 09:05:27 by uliya809
    [关贴]有机物碳、氮元素测定 (3/554) pengzhen5051 2009-03-30 2009-03-31 09:03:12 by pengzhen5051
    [关贴]请教一下会做指纹图谱的高手们 (2/126) vanilla2334 2009-03-30 2009-03-31 08:48:56 by vanilla2334
    [关贴]【求助】毛细管电泳柱问题 (6/330) 青木虫 2009-03-30 2009-03-30 23:06:29 by zxl2610
    [关贴]求助：岛津液相色谱工作站AIA格式数据 (0/160) wangjucun 2009-03-30 2009-03-30 22:42:35 by wangjucun
    [数据分析] [关贴]求助！XRD    ( 1 2 ) (11/871) sunxinfu26 2009-03-26 2009-03-30 21:53:17 by sunxinfu26
    [关贴]【求助】 气相色谱分析 (7/400) hh019zht 2009-03-30 2009-03-30 21:43:08 by uliya809
    [关贴]求助：液相色谱问题 (3/156) yw6729 2009-03-30 2009-03-30 21:38:49 by yw6729
    [关贴]国产的色谱纯甲醇能用来制备不？ (4/562) qingyu906 2009-03-30 2009-03-30 21:32:58 by uliya809
    [关贴]羟基自由基的测定方法 (0/365) rhxpepsl 2009-03-30 2009-03-30 21:21:08 by rhxpepsl
    [关贴]乙二胺四乙酸二钠溶液的标定 (5/677) wkf1234 2009-03-30 2009-03-30 21:14:43 by gordonlee
    求助：阿托伐他汀钙片分析方法 3 (4/536) liujieling 2009-03-25 2009-03-30 20:50:09 by liujieling
    关于做钢铁化学分析遇到的问题 (4/196) gordonlee 2009-03-27 2009-03-30 20:48:50 by aya3356
    [关贴]【转载】“2008年度最受关注的十大国外仪器”入围名单揭晓【已搜无重复】 (1/293) shuiyidian0371 2009-03-30 2009-03-30 20:44:32 by yuzhan
    大家看看这个图谱是怎么回事？ (9/1033) 32862500 2009-03-16 2009-03-30 20:44:17 by hfl109
    现在乙腈咋这么贵啊？？    ( 1 2 3 ) (26/2715) liujingran 2009-03-03 2009-03-30 19:49:04 by 100sjl
    自来水与去离子水用什么试剂来区分呢？    ( 1 2 ) (12/1102) dairuomuji 2009-03-02 2009-03-30 17:04:19 by 天山孤狐
    [分析前沿] 请分析高手相助，万分感谢！ 14 (2/230) ysp313 2009-03-17 2009-03-30 16:25:48 by axz123.com
    [分析前沿] [关贴]求助：拟原位TEM (0/60) suyich 2009-03-30 2009-03-30 16:16:46 by suyich
    [关贴]关于胶体溶液稳定性的测定方法 (0/52) joskin831015 2009-03-30 2009-03-30 16:01:52 by joskin831015
    [分析前沿] 求助关于特种试剂的知识！ (1/97) huanranzhou1984 2009-03-16 2009-03-30 14:08:02 by chiraler
    求铬酸洗液配置方法 (7/1142) xiaoguyue008 2009-02-03 2009-03-30 14:02:32 by platto
    [关贴]求助：谁用过PE的液相啊 (2/73) yw6729 2009-03-30 2009-03-30 13:54:23 by yw6729
    [关贴]纯度99%以上的苯酚，用液相分析方法？ (2/113) zzn1984 2009-03-30 2009-03-30 13:45:03 by Doww
    [数据分析] [关贴]5金币求助-一种化合物的RIR值（在PDF卡片上可以找到） 5 (1/243) kksl 2009-03-29 2009-03-30 13:34:49 by kksl
    [关贴]有没有人用过上海凤凰科学仪器公司的仪器啊 (1/126) lvandsha 2009-03-30 2009-03-30 13:06:46 by lvandsha
    [关贴]求助！进样量一样，流动相流速不一样，会导致峰面积变化吗？ (8/1285) hcj000 2009-03-29 2009-03-30 12:54:08 by Doww
    请教：三七皂苷标准曲线的制作！！ 6 (1/102) ay45 2009-03-29 2009-03-30 12:52:23 by ay45
    [关贴]谁有安捷伦GC6820"内标法"和"外标法"的操作步骤 (0/183) 冷雨孤风 2009-03-30 2009-03-30 11:59:01 by 冷雨孤风
    [关贴]急问 (评阅-2) (1/53) lover498 2009-03-30 2009-03-30 11:49:04 by gaojcon
    [关贴]求助：拟原位TEM (0/50) suyich 2009-03-30 2009-03-30 11:24:43 by suyich
    [关贴]快来看好东西啊-中国药典查询软件 (1/146) jiangpingyue 2009-03-30 2009-03-30 10:55:50 by tyc
    [关贴]如何检测工业锅炉水中磷酸根的含量 (2/169) yuexiangw 2009-02-12 2009-03-30 10:55:07 by 果儿1887
    求助：如何大概估计COD呢 (3/226) 107278161713 2009-02-27 2009-03-30 10:50:34 by 果儿1887
    [色谱质谱] [关贴]请教三聚氰胺与BSTFA的反应产物的物理性质 (0/65) zhangliml 2009-03-27 2009-03-30 10:46:18 by zhangliml
    求助：10mg/L左右的COD可否用滴定法测出 (3/348) 107278161713 2009-03-09 2009-03-30 10:45:54 by 果儿1887
    铜离子量的测定 (4/363) lq8217512 2009-03-13 2009-03-30 10:42:21 by 果儿1887
    [关贴]求助气相色谱做烯效唑的分析中遇到拖尾的问题 (评阅-1) (5/330) dmw-007 2009-03-29 2009-03-30 10:30:33 by dmw-007
    [关贴]如何分析胃舒平药片中氧化铝及氧化镁 (3/281) yuanting 2009-03-28 2009-03-30 10:24:17 by wandrea
    [关贴][求助]关于气相色谱薄涂柱 (0/41) ying1230 2009-03-30 2009-03-30 10:13:49 by ying1230
    [关贴]弱问：硼酸缓冲溶液怎么配？ (0/77) 偶然遇见 2009-03-30 2009-03-30 10:06:18 by 偶然遇见
    [关贴]求助：内标法的具体操作问题 (6/948) huangmin594 2009-02-20 2009-03-30 09:19:33 by huangmin594
    [关贴]关于国外色谱期刊的问题 (2/82) liuyiyong 2009-03-28 2009-03-30 09:13:28 by liuyiyong
    [关贴]请教一个毛细管电泳的问题 (5/247) cqz23 2009-03-29 2009-03-30 08:40:17 by changtian
    [关贴]薄层色谱中常用荧光指示剂的种类有哪些？ (1/133) fpm_597 2009-03-29 2009-03-29 23:22:58 by huoshan8608
    请教有关季碳、羰基碳C-NMR的问题 (9/915) 睿鸣鱼 2009-01-12 2009-03-29 23:19:17 by cjzhu
    [关贴]毛细管电泳基线不稳，谱图杂乱 (3/510) ggshunli 2009-03-28 2009-03-29 23:11:35 by ggshunli
    发表一个新的化合物需要的数据? (8/225) 爱默808 2009-02-27 2009-03-29 21:57:25 by cjzhu
    请问什么牌子的氘代试剂比较好 (评阅-10) (3/575) D.H. 2009-03-04 2009-03-29 18:52:46 by cjzhu
    [关贴]求助 E4/E6值的问题 (1/62) wbh 2009-03-29 2009-03-29 18:13:40 by junqiliu
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