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    [热点] 常年博士招收(双一流,工科) tammmmm 2026-01-16 刚刚
    【求助】请请各位帮我看看这张红外谱图 (1/172) nanopowder 2009-07-10 2009-07-11 12:32:31 by jiamingw
    [关贴]【求助】紧急求助!(金币重谢!) (评阅-3) (5/358) 工业催化 2009-07-10 2009-07-11 12:30:59 by jiamingw
    [色谱质谱] 【讨论】样品在二氯甲烷中能不能直接进c18柱子? (7/1255) linjian918 2009-07-10 2009-07-11 12:22:36 by jiamingw
    【求助】请问摩尔折光度是怎么呀?怎么测定? (2/157) roddickrp 2009-07-10 2009-07-11 09:39:27 by happy169
    [色谱质谱] 【求助】三七总皂苷液相图谱基线跳跃 (2/140) huangfeng9706 2009-07-10 2009-07-11 00:59:48 by huangfeng9706
    【求助】如何使GCE表面带上正电荷? (3/112) tengyingli 2009-07-09 2009-07-11 00:38:32 by quxilong
    【求助】请问如果某一波段同时存在特征峰和倍频,应该如何消除倍频 (评阅+1) (2/128) zhangweiha 2009-06-28 2009-07-10 22:55:33 by forgetbuct
    【求助】甲醛气体浓度 (1/91) skywalkerelf 2009-07-10 2009-07-10 21:10:53 by yanjin_jia
    [数据分析] 分析一个XRD数据多少钱?    ( 1 2 ) (11/2861) xiaoyuehua 2009-03-07 2009-07-10 20:07:39 by aym1984
    [色谱质谱] 【求助】TCD信号输出有问题 峰在工作站不显示 输入线接反出负峰    ( 1 2 ) 14 (10/670) Ni-Na 2009-07-08 2009-07-10 19:56:34 by Ni-Na
    [色谱质谱] 【求助】气相色谱气体流速与峰面积的关系 (5/549) 烈火狂奔 2009-07-10 2009-07-10 19:28:23 by 红颜
    【求助】如何检测溶液相的氨? (6/322) wjieying 2009-07-08 2009-07-10 19:16:44 by 红颜
    [色谱质谱] [专家] 【讨论】关于毛细管电泳缓冲液里面杂质的问题    ( 1 2 ) (15/747) ly2199 2009-07-06 2009-07-10 17:55:47 by nianyue912
    【求助】气相色谱的谱线颜色怎么调? (2/84) yuchao8383 2009-07-10 2009-07-10 17:43:34 by yuchao8383
    【求助】亚硝酸钠标准滴定溶液需要标定么? (3/447) wangjun8760 2009-07-09 2009-07-10 17:30:39 by wangjun8760
    [色谱质谱] 【求助】基线问题的补充 (4/213) yangfei7211 2009-07-10 2009-07-10 17:21:52 by qianyiwanyi
    [色谱质谱] 【求助】急着测两个样品的HPLC,去哪里测呀(北京) (3/177) shuixianhua 2009-07-10 2009-07-10 17:15:02 by qianyiwanyi
    [色谱质谱] 【求助】氨分解检测分析 (0/99) lemor_2008 2009-07-10 2009-07-10 16:02:50 by lemor_2008
    【求助】一个关于ATR和普通红外的问题 (5/857) yzlovehss 2009-07-06 2009-07-10 15:27:57 by yzlovehss
    【求助】关于zno的紫外光谱的问题 (2/132) lilies897 2009-07-02 2009-07-10 15:24:11 by lilies897
    【求助】荧光光谱中的滤波片问题 (3/818) 淬火大螃蟹 2009-07-03 2009-07-10 15:01:09 by fanzhihang
    [色谱质谱] 【求助】AgilentGC6820如何测定流速 (1/72) 温馨9126 2009-07-09 2009-07-10 15:00:38 by 温馨9126
    【求助】微量邻苯二甲酸氢钾的定量分析方法 (3/233) kzdylr_6 2009-07-02 2009-07-10 14:27:15 by kzdylr_6
    【求助】如何用浓盐酸配制质量分数为3.5%的盐酸溶液? (2/104) jy010422 2009-07-10 2009-07-10 14:23:47 by jy010422
    【求助】薄荷醇在水中的溶解度及兰氏化学手册的下载资源 6 (0/241) yanfeiyan 2009-07-10 2009-07-10 14:23:19 by yanfeiyan
    [色谱质谱] 【求助】气相 色谱中的含量 问题 (7/484) 小魔虫 2009-07-09 2009-07-10 13:38:49 by 小魔虫
    【求助】高氯酸根红外吸收 (1/150) wenqinsimei 2009-07-10 2009-07-10 13:33:49 by liangxf
    【讨论】F-4500荧光分度计中不同波长的滤光片如何使用 (2/185) zhangweiha 2009-06-23 2009-07-10 13:24:21 by xmuwxd
    [色谱质谱] 【求助】安捷伦GC-MS定性分析样品,样品的浓度有要求吗 (3/503) yaoke77 2009-07-10 2009-07-10 12:12:02 by senw
    【求助】请问,NaOH与Si反应是几级反应? (0/79) carveny 2009-07-10 2009-07-10 11:48:12 by carveny
    [关贴]浓缩果汁的主要成分 (3/250) zhongdonglian 2008-08-19 2009-07-10 11:42:29 by suxj309
    [色谱质谱] 【求助】色谱柱柱压过高怎么办?    ( 1 2 ) (14/1197) sunny0221 2009-07-09 2009-07-10 10:57:47 by sunny0221
    [色谱质谱] 【求助】基线跑多长时间 (8/832) yangfei7211 2009-07-09 2009-07-10 10:57:36 by xhwy1998
    [数据分析] 【求助】请教文件格式转换问题 10 (3/221) zhangjy8828 2009-07-10 2009-07-10 10:49:45 by zhangjy8828
    [关贴]【求助】求教 (评阅-3) (4/320) ma_cong 2009-07-10 2009-07-10 10:45:30 by happy169
    [分析前沿] 请搞流动注射的朋友请提供些资料 (3/322) vetern 2009-04-16 2009-07-10 10:38:48 by chenhch86
    [色谱质谱] 【求助】请问液相色谱的时候 系统平衡是什么意思啊    ( 1 2 ) (19/1352) yangfei7211 2009-06-13 2009-07-10 10:37:42 by luomuwuhen
    【求助】咪唑盐酸缓冲液的配制和作用 (2/3043) chenhch86 2009-07-09 2009-07-10 10:20:52 by chenhch86
    [色谱质谱] 【求助】柱子长度不够怎么办    ( 1 2 ) (13/648) lhg83121 2009-07-03 2009-07-10 09:47:32 by achen928
    【求助】求助GD-1型微光测量仪的使用说明谢谢 (0/35) LV2993 2009-07-10 2009-07-10 09:18:51 by LV2993
    [色谱质谱] 【求助】外行求助—关于内标法 (2/158) birdy0330 2009-07-09 2009-07-10 09:18:09 by 深蓝儿
    【求助】求教紫外分光光度计用法 (1/144) suyuanhai 2009-07-09 2009-07-10 09:17:49 by zhangwenna
    【求助】怎样定量Ni/NiO? (0/140) yuefei01 2009-07-10 2009-07-10 09:08:17 by yuefei01
    【求助】请帮忙看一下红外谱图,急! 10 (0/66) tianlb 2009-07-10 2009-07-10 09:01:20 by tianlb
    [色谱质谱] 【资源】QC七大手法 (2/432) global.wun 2009-07-08 2009-07-10 08:35:25 by luomuwuhen
    【求助】PH7.5磷酸盐缓冲液中总钠离子浓度如何计算? 3 (1/173) chunyan 2009-07-09 2009-07-10 08:18:31 by chunyan
    【求助】帮忙分析两张红外谱图 (2/160) chuxg 2009-07-09 2009-07-10 08:08:41 by lijing_055
    【求助】薄荷醇的亨利常数 (1/93) dingjianh2004 2009-07-08 2009-07-10 00:37:05 by dingjianh2004
    [色谱质谱] [关贴]问个问题:质谱样品含盐是不是结果就做不出? (4/642) downhappy 2008-12-18 2009-07-09 23:58:47 by CY907
    【求助】有什么比较简单的方法测定铁中的含碳量? 1 (7/594) Gavin_Ma 2009-06-24 2009-07-09 22:27:26 by 毛毛雨6956
    [色谱质谱] 【求助】冲洗柱子的问题 (5/509) liujinxia 2009-07-09 2009-07-09 22:25:11 by sunyf1507
    【交流】请教高手什么叫capacitive current? (2/103) ruyue811211 2009-07-02 2009-07-09 22:24:17 by 毛毛雨6956
    【求助】快速检测锰离子的方法 (3/292) wangshengf 2009-07-01 2009-07-09 22:16:48 by 毛毛雨6956
    [色谱质谱] 【交流】wax柱子的交流 (4/374) LIYUANDONG 2009-07-09 2009-07-09 22:05:52 by zlqaicry
    【讨论】固相萃取自己装柱问题 (5/419) prince_n 2009-07-09 2009-07-09 21:56:40 by 小小木船
    【求助】0.2%的磷酸缓冲液怎么配 (4/519) anuozhang869 2009-07-07 2009-07-09 21:49:16 by anuozhang869
    【求助】求助旋光度问题,急! 8 (5/280) appleround 2009-07-01 2009-07-09 21:39:58 by appleround
    [色谱质谱] 【求助】凝胶色谱测聚合物分子量问题 (3/303) mymonitor 2009-07-08 2009-07-09 21:32:24 by wwweeerrr
    [色谱质谱] 【求助】关于液相示差检测器 (6/306) 布丁778 2009-06-24 2009-07-09 21:28:45 by 布丁778
    [其他分析] 【求助】求助乙基苯酚的分离 (4/216) xuebing_cn 2009-07-09 2009-07-09 20:57:07 by ypf13
    [色谱质谱] 【求助】请问液相色谱可以做初步的定量分析吗? (6/311) dazeng95 2009-07-08 2009-07-09 20:30:53 by dazeng95
    [色谱质谱] 【求助】液相不走梯度怎么办? (2/124) qingyu906 2009-07-09 2009-07-09 19:12:05 by zhangsibao
    [色谱质谱] 【求助】不用热导,如何分析水含量 (6/339) wufei0079 2009-07-02 2009-07-09 18:33:13 by 嘉木
    【讨论】重铬酸钾的氧化性    ( 1 2 ) (11/1483) mmeiying1023 2009-06-13 2009-07-09 17:00:03 by mmeiying1023
    [色谱质谱] 【求助】相对校正因子的计算 (0/106) wufei0079 2009-07-09 2009-07-09 16:53:20 by wufei0079
    [色谱质谱] 【求助】NDA衍生的摩尔比 (0/58) yzy_0106 2009-07-09 2009-07-09 16:43:30 by yzy_0106
    【求助】谁在使用溶菌酶 (1/102) chenhch86 2009-07-07 2009-07-09 16:35:39 by duke-007
    【求助】怎样滴定有机物(酯类液体)里的甲酸? (3/302) xiayu_312 2009-07-09 2009-07-09 15:46:50 by luomuwuhen
    【讨论】氧化还原反应配平 (1/68) student5628 2009-07-09 2009-07-09 15:41:12 by happy169
    请教Origin作图求表面活性剂cmc的方法 (5/1480) haruko2008 2008-12-27 2009-07-09 15:26:05 by liyanyun
    【求助】汽油中硅的检测 3 (7/414) chihui1219 2009-07-09 2009-07-09 15:09:37 by yunjun3
    [色谱质谱] 【求助】气相色谱不锈钢填充柱测生物柴油中甲酯含量 4 (6/414) wangbaoqin 2009-07-06 2009-07-09 14:58:34 by mcmaster
    [其他分析] 【求助】有机物(液体)的PH测定方法 (5/670) ZKQ8066 2009-07-04 2009-07-09 14:16:12 by ZKQ8066
    [关贴]【交流】化工博士论坛 (评阅-3) (1/111) piaopiaoxue 2009-07-09 2009-07-09 13:25:53 by opq691
    【通告】苯酚保存 (2/163) chunyan8086 2009-07-09 2009-07-09 12:44:15 by 红颜
    【求助】求助一个关于基体改进剂的问题 (4/307) renanshu 2009-07-09 2009-07-09 12:39:21 by renanshu
    【专题】分析化学的教与学【教学模式讨论】    ( 1 2 ) (评阅+5) (13/820) yensh 2009-07-02 2009-07-09 12:17:25 by zhbsky
    [色谱质谱] [专家] 【求助】关于气相色谱柱前圧的问题 (5/412) ly2199 2009-07-08 2009-07-09 12:15:32 by ly2199
    [其他分析] 【求助】聚碳酸亚丙酯二醇和聚碳酸亚乙酯二醇液中重金属离子如何测定 (0/74) junhan2000 2009-07-09 2009-07-09 12:07:06 by junhan2000
    【求助】哪里可以下载紫外谱图 (0/84) tangyanxia 2009-07-09 2009-07-09 12:02:29 by tangyanxia
    【求助】聚碳酸亚丙酯二醇和聚碳酸亚乙酯二醇液中金属离子如何测定 (0/91) junhan2000 2009-07-09 2009-07-09 11:47:27 by junhan2000
    【求助】钙羧酸盐指示液的配制方法? (2/189) linchang03 2009-07-06 2009-07-09 11:31:38 by linchang03
    [色谱质谱] 【求助】Agilent ZORBAX SB-C18如何用甲苯测柱效? (5/694) ziyoudeyu 2009-07-06 2009-07-09 11:09:35 by a1100
    [色谱质谱] 【求助】求GC-14C的说明书! (2/126) qingyu906 2009-06-23 2009-07-09 11:07:23 by a1100
    [色谱质谱] 【求助】苯甲酸类质谱如何出分子离子峰 4 (7/520) shadow809 2009-07-07 2009-07-09 11:06:10 by shadow809
    [色谱质谱] 【求助】求液质方法 (4/341) hm9908349 2009-06-24 2009-07-09 11:03:31 by a1100
    [色谱质谱] 【求助】金币求助:对甲苯磺酸在氨基柱中不出峰 3 (3/416) zfj0915 2009-07-07 2009-07-09 11:00:54 by a1100
    [关贴]【求助】GC不出峰,什么问题? (9/945) 苏少6605 2009-06-25 2009-07-09 10:30:31 by 苏少6605
    [色谱质谱] 【讨论】请达人指点气相色谱分析 (3/284) 遥遥故事 2009-07-08 2009-07-09 10:22:48 by naren4545
    [色谱质谱] 【求助】2.1mm内径的HPLC柱适合什么的流速呢? (9/705) olifor2010 2009-07-07 2009-07-09 08:53:09 by swt1898
    [色谱质谱] 【交流】三聚氰胺内标物选择 (6/427) 邓-Amy 2009-06-25 2009-07-09 08:06:12 by 邓-Amy
    [其他分析] [关贴]【求助】请高人帮忙查一下这个国标的分析方法 (6/163) liuyiyong 2009-07-08 2009-07-09 07:41:19 by liuyiyong
    【求助】有关滴定的问题 (9/547) gwy103 2009-07-03 2009-07-09 00:42:07 by yjywei
    [色谱质谱] 【求助】关于全二维时间飞行质谱 3 (3/302) LIYUANDONG 2009-07-08 2009-07-08 23:21:58 by huoche456
    资源 [ 查看全部 ] 作者 最后发表
    [色谱质谱] 【资源】WATERS2695中文操作指南 (6/521) fanyanwei26 2009-06-28 2009-07-11 09:48:22 by jacky2006
    【资源】一些杂志免费下载网站 (1/136) sunblog2008 2009-07-09 2009-07-10 20:45:14 by wingcat
    精华III有机化学四谱基础.pdf(免金币下载)    ( 1 2 3 4 5 6 ) (257/10736) finechem1 2008-07-24 2009-07-10 20:10:55 by 30679277
    [色谱质谱] [关贴]【资源】agilent 液相色谱基本操作步骤 (1/117) tely 2009-07-10 2009-07-10 09:43:41 by yensh
    【分享】GC色谱柱的安装维护与故障排除--安捷伦培训【无重复】 (39/1788) saibanban 2008-10-14 2009-07-10 08:56:38 by 温馨9126
    【分享】高速逆流色谱分离技术及应用 (27/1767) lqz2008 2008-11-30 2009-07-09 13:01:35 by fox-fox
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