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[热点] 材料学调剂 提神豆沙包 2026-03-01 刚刚
【求助】镉储备液用盐酸稀释会有很大影响吗? (1/133) serlisna 2011-03-31 2011-03-31 13:57:23 by serlisna
[分析前沿] 【求助】请教一个简单问题。 (4/445) minmin0426 2011-03-29 2011-03-31 13:23:15 by minmin0426
【求助】可见分光光度计 (0/272) l40502060226 2011-03-31 2011-03-31 12:13:53 by l40502060226
【求助】关于紫外-可见光谱的线宽的问题 (1/529) doudounba 2011-03-31 2011-03-31 11:34:53 by qingyy
[分析前沿] 【求助】怎么在磁性纳米上面同时接上巯基和氨基!!! (1/426) b19890229 2011-03-31 2011-03-31 11:05:14 by xuefang818
【求助】Br离子的测定方法 (3/558) 天鸟 2011-03-30 2011-03-31 10:53:58 by yz2007433052
[色谱质谱] 【讨论】质谱单独定量 (2/271) 春唤淑勤 2011-03-31 2011-03-31 10:51:40 by sunyingyin
[色谱质谱] 【求助】将胺及其盐酸盐分离的液相条件 (4/1019) abc1236860 2011-03-31 2011-03-31 10:50:27 by yz2007433052
【求助】用什么方法或设备,可以检测海洋大气环境下的氯离子浓度?(不是海水) (1/515) cereus 2011-03-30 2011-03-31 10:37:51 by hanson88
[色谱质谱] 【求助】可以用碳分子筛柱子(TDX-1)分析O2,N2,CO2吗 (2/817) wwzzgg1983 2009-07-20 2011-03-31 10:12:20 by zhanjishan
【求助】dilute sodium hydroxide solution R 如何配制? (0/1071) xiao钟 2011-03-31 2011-03-31 10:04:14 by xiao钟
[色谱质谱] 【求助】化工废液做气相色谱前需要预处理么?比如测pH值等? (0/158) wsbing11 2011-03-31 2011-03-31 10:02:36 by wsbing11
【求助】用RF-3501测得光谱,但是量程好像出了点问题,请指教 (2/302) sclvinson 2011-03-30 2011-03-31 09:40:23 by sclvinson
【讨论】关于XPS的一个很简单的问题 (8/644) slz146 2011-03-12 2011-03-31 09:32:02 by 大头团团
【求助】0.01M苯甲酸乙醇溶液的配制及标定方法 (3/1037) tfh-163 2011-03-30 2011-03-31 09:09:14 by tfh-163
[色谱质谱] 【求助】HPLC 检测器相关问题,请教大家! (5/1223) hebeilisbi 2011-03-26 2011-03-31 08:53:32 by 小醇醇
[色谱质谱] 【求助】GC检测物质相关问题,仪器怎么确实呀? (2/697) xibei1s985 2011-03-29 2011-03-31 08:40:39 by zdengfeng
[色谱质谱] 【求助】液相 含量检测相关问题? (6/1332) feixiosng51 2011-03-30 2011-03-30 22:54:07 by gen.wang
[色谱质谱] 【求助】GC-MS样品分析问题 (1/321) sunnwenn 2011-03-30 2011-03-30 22:27:33 by wangwenkai
[色谱质谱] 【求助】脱气机如何清洗,有点堵塞 (2/532) 药武扬威 2011-03-28 2011-03-30 22:17:00 by gen.wang
[色谱质谱] 【求助】西安哪里可以测裂解气相色谱? (0/159) lovezy530520 2011-03-30 2011-03-30 21:32:12 by lovezy530520
【求助】我该怎么办? (4/548) 学员EbfiUc 2011-03-30 2011-03-30 20:00:25 by yz2007433052
[色谱质谱] 【求助】透射电镜检测物质问题? (0/188) yujingschen 2011-03-30 2011-03-30 19:59:37 by yujingschen
【求助】紫外光谱吸收 (2/480) caozhen08 2011-03-30 2011-03-30 19:56:12 by yz2007433052
[色谱质谱] 【求助】柱子怎么保养比较好呢?谢谢! (4/603) zhengysigu 2011-03-30 2011-03-30 19:48:41 by redfoxwenfan
【求助】氯离子和次氯酸根离子对纳氏试剂比色法有影响吗? (0/896) dageliumang 2011-03-30 2011-03-30 19:31:09 by dageliumang
[色谱质谱] 【求助】两种苯甲酸衍生物的分离 (2/250) gaojcon 2011-03-30 2011-03-30 19:27:05 by oxygen7341
[其他分析] 【求助】有谁知道dowex1与 dowex 2的区别? (1/316) wgl2006 2011-03-30 2011-03-30 19:23:01 by wgl2006
【讨论】红外查询网站打不开了,大家还有那些类似网站 (1/608) dageliang 2011-03-29 2011-03-30 19:10:28 by chendai
[色谱质谱] 【求助】法拉第盘是什么样子的?这个法拉第盘怎么和信号放大器连接上,在示波器中能显 (0/523) poolfox 2011-03-30 2011-03-30 18:39:31 by poolfox
【求助】关于出峰 (4/414) 2012 2011-03-30 2011-03-30 18:32:25 by tian0429
【求助】ph计校正问题?怎么处理? (6/2155) feixiosng51 2011-03-29 2011-03-30 18:19:02 by zhanghanxiao
【求助】请问用什么方法分析ZnS和ZnO混合物中的S含量? (3/394) txp04 2011-03-30 2011-03-30 17:38:12 by yunjun3
[色谱质谱] 【求助】HPLC样品检测 缓冲液相关问题? (1/499) serlisna 2011-03-30 2011-03-30 16:51:03 by shishi80
【求助】luminol还原四氯金酸制作金胶 (2/595) cyy_ice 2011-03-30 2011-03-30 16:42:36 by cyy_ice
[分析前沿] 【求助】DNA三螺旋绑定剂都有哪些啊?大侠请进 (3/545) 叫啥好呢 2011-03-18 2011-03-30 16:35:58 by 361440594
[分析前沿] 【求助】DNA三螺旋绑定剂 (2/416) 649251126 2011-03-18 2011-03-30 16:31:14 by 361440594
【投票】sadtler红外数据库 (8/1127) huyf 2009-09-15 2011-03-30 16:15:21 by guagua200312121
【讨论】请问一下Mg-Al-Si微晶玻璃扫描电镜的制样要求 (1/518) zkk2201 2011-03-15 2011-03-30 15:53:53 by hongguizh
[色谱质谱] 【交流】产品开发 (2/175) 峥岩 2011-03-30 2011-03-30 15:42:19 by 峥岩
【求助】求助!DNA荧光指示剂SYBR Green I带电荷吗? (0/236) vegue 2011-03-30 2011-03-30 15:31:46 by vegue
【讨论】测挥发性有机酸GC各位一般用何条件? (5/892) chene 2009-06-09 2011-03-30 15:07:54 by qxm1988
【求助】一块固体涂层材料(带有粘性)分析其成分 (1/338) wenqiang1938 2011-03-30 2011-03-30 14:19:46 by herenren
【求助】求铜和锌的金属羟基络合物稳定常数 (0/1093) sunnyzlh 2011-03-30 2011-03-30 14:16:19 by sunnyzlh
【求助】衍生管是不是还有配套的仪器啊?如果不衍生可以吗? (0/486) margersy113 2011-03-30 2011-03-30 14:09:49 by margersy113
[色谱质谱] 【求助】只用Porapak Q 能分离N2O/N2/NO吗? (3/1153) 寒冰若霜 2011-03-04 2011-03-30 13:57:19 by 寒冰若霜
[色谱质谱] 【求助】请教一个质谱问题 (7/1003) daemon850121 2011-03-28 2011-03-30 12:47:30 by icetienan
[色谱质谱] 【求助】液相色谱的柱压太高    ( 1 2 ) (10/2242) 大蓝猫5558 2010-10-26 2011-03-30 12:30:34 by tian0429
[色谱质谱] 【求助】HPLC测定样品问题,请教!!    ( 1 2 ) (11/1754) zhengysigu 2011-03-29 2011-03-30 12:09:57 by zhengysigu
【求助】原吸光谱法测定问题?谢谢. (1/197) laoyisng1122 2011-03-30 2011-03-30 11:50:50 by chengyi
[色谱质谱] 【求助】GC检测 内标物怎么做? (0/764) yzhlasiI 2011-03-30 2011-03-30 11:38:14 by yzhlasiI
【求助】样品检测过程中发现问题了? (0/140) hebeilisbi 2011-03-30 2011-03-30 11:36:56 by hebeilisbi
【求助】原子吸收测铅含量 (2/1586) wodeblue 2011-03-30 2011-03-30 11:21:11 by 风去无影
[色谱质谱] 【求助】PORAPLOT Q 色谱柱 分析CH4,C2H8,CH3OH,CH3OCH3 (0/722) tanghua8196 2011-03-30 2011-03-30 11:10:26 by tanghua8196
[色谱质谱] 【求助】液质联用 (7/1506) gzl861225 2011-03-26 2011-03-30 10:53:12 by gzl861225
【求助】原吸测定物质相关问题, 谢谢! (5/391) xibei1s985 2011-03-28 2011-03-30 10:44:42 by gexiaoyan
【求助】实验室用什么配制得到氟离子、溴离子和碘离子的溶液 (3/694) duminghui 2011-03-30 2011-03-30 10:43:00 by vaporj
【求助】pH计测定 (6/1158) 菠萝lulu 2011-03-29 2011-03-30 10:40:32 by gexiaoyan
[色谱质谱] 【求助】请求一问题 (1/188) wlnear 2011-03-30 2011-03-30 10:38:45 by 痴夷子皮
[色谱质谱] 【求助】丁二酸二异丙酯用什么气相检测条件好 (0/231) 学员vhvGrp 2011-03-30 2011-03-30 10:23:38 by qingfengwang
[色谱质谱] 【求助】氰基键合硅胶柱子与十八烷基硅烷键合硅胶柱有什么区别 (0/1807) wlsky 2011-03-30 2011-03-30 10:05:27 by wlsky
[其他分析] 【交流】学分析化学的做光学显微镜? (5/601) 墨狂 2011-03-04 2011-03-30 09:25:08 by 墨狂
[其他分析] 【求助】金相显微镜 (4/1302) 小妞flora 2011-02-21 2011-03-30 00:33:23 by yzl_279
【求助】求文献一篇,30金币 (6/617) xenophobe3868 2011-03-29 2011-03-30 00:15:00 by 丛佳
【求助】如果没有光谱纯的话,怎么处理一下分析纯的呢? (6/1043) laoyisng1122 2011-03-29 2011-03-29 23:43:37 by tian0429
【求助】跪求大牛指导红外光谱分析图谱 (5/1732) 飞鸟的天空 2011-03-17 2011-03-29 22:54:21 by yipaishi
【求助】Springlink 期刊杂志 Shaped Crystals,Growth by Micro-Pulling-Down Techni (金币≥50)(1/14) 348841697 2011-03-28 2011-03-29 22:29:35 by pplover
【求助】ICP求助 (6/645) wenwang 2011-03-29 2011-03-29 22:22:24 by 追风的蓝刺猬
【求助】尿素能溶解脂肪吗 (2/696) chenbill2002 2011-03-28 2011-03-29 22:20:28 by 追风的蓝刺猬
[色谱质谱] 【求助】不分流进样 (4/430) lxtfly 2011-03-29 2011-03-29 22:14:33 by 追风的蓝刺猬
【讨论】药物分析领域的顶级期刊杂志是什么 (0/3206) windskyboy 2011-03-29 2011-03-29 21:05:23 by windskyboy
【求助】求权威全面可直接下载的红外光谱课件!! (1/261) 如梦如烟 2011-03-24 2011-03-29 20:43:18 by suaixian
[色谱质谱] 【求助】质谱离子源求助 (1/643) andy236 2011-03-29 2011-03-29 20:02:28 by lanpishu23
【求助】仪器测定溶液配置问题,怎么办? (0/135) yujingschen 2011-03-29 2011-03-29 19:33:12 by yujingschen
【求助】请问红外光谱差谱因子如何选择,望高人指点,多谢! (0/223) 刑警的幸福生活 2011-03-29 2011-03-29 19:09:11 by 刑警的幸福生活
[关贴]【求助】文献求助一篇 悬赏10金币 (1/192) huawudream 2011-03-29 2011-03-29 18:47:30 by 风去无影
【求助】求助:习题答案 (1/290) zzy124 2011-03-29 2011-03-29 18:38:52 by 风去无影
【求助】溶液中氢键数量有没有仪器可以测量啊 (2/686) 天堂湘 2011-03-29 2011-03-29 18:27:53 by 天堂湘
【求助】药物含量检测问题,请教! (4/887) serlisna 2011-03-24 2011-03-29 18:05:50 by serlisna
【求助】根据Woodward规则 算一下最大吸收波长 (4/527) xiaoping1107 2011-03-29 2011-03-29 17:47:39 by xiaoping1107
【求助】有关硅胶柱的装填和使用问题 (0/459) maxiaoyan84 2011-03-29 2011-03-29 17:43:51 by maxiaoyan84
【求助】紫外检测方法问题?吸光度在不断减小! (2/678) margersy113 2011-03-29 2011-03-29 17:12:03 by 痴夷子皮
【求助】求助:亚硫酸氢铵含量的测定国标方法 (0/1941) liu-sha 2011-03-29 2011-03-29 17:11:33 by liu-sha
【求助】合成新手求助关于分析方面的,谢谢 (7/686) xqb520 2011-03-29 2011-03-29 17:05:51 by 痴夷子皮
[色谱质谱] 【求助】请教蛋白质质谱 (2/268) fallmonkey 2011-03-29 2011-03-29 17:01:54 by fallmonkey
[色谱质谱] [关贴]【求助】质谱mild excitation techniques (0/166) 12lubing 2011-03-29 2011-03-29 16:25:30 by 12lubing
[色谱质谱] 【求助】关于hplc,各位兄弟救命啊~~~    ( 1 2 ) (12/1605) heroyan 2011-03-22 2011-03-29 16:21:23 by 1414671343
【讨论】喜树碱类化合物(伊立替康、拓扑替康、羟基喜树碱)容量法测定含量 (3/825) wuhuiwolf 2011-03-16 2011-03-29 15:24:13 by wuhuiwolf
【求助】测筛分,重复性为什么不好? (0/191) 刘晶晶 2011-03-29 2011-03-29 15:14:54 by 刘晶晶
[色谱质谱] 【求助】气相色谱溶剂与程序升温 (4/982) lxtfly 2011-03-29 2011-03-29 15:08:15 by Renr
[色谱质谱] [关贴]【求助】谁的实验室有waters液相质谱,四元泵的? (3/527) shirley_lv 2011-03-29 2011-03-29 15:03:57 by laura汇
【求助】氧化锌灼烧至恒重 (2/3675) know19860907 2011-03-29 2011-03-29 14:51:07 by 甘雕岅珠
[色谱质谱] 【求助】样品分离出现问题了。请教大家! (1/197) hebeilisbi 2011-03-29 2011-03-29 14:50:23 by shesui
【求助】求助peylene苝的log Kow值 (金币≥1)(0/16) gady1103 2011-03-29 2011-03-29 14:40:20 by gady1103
【求助】求北京或杭州纯钙纯度分析 (0/110) chxmright 2011-03-29 2011-03-29 14:27:06 by chxmright
[色谱质谱] 【求助】ICPMS样品类型项下的CalBlk等缩写各自是什么意思呢?多谢。 (1/3681) bigwhitegood 2011-03-29 2011-03-29 14:09:26 by jinglh8288
[色谱质谱] 【求助】柱子分析样品问题,请教一下! (0/143) serlisna 2011-03-29 2011-03-29 13:45:29 by serlisna
[色谱质谱] [color=LimeGreen]求助】请问哪有waters2695液相色谱质谱仪?[/color] (3/767) shirley_lv 2011-03-20 2011-03-29 13:15:33 by zhchhxiaob
[色谱质谱] 【求助】请教甲烷、氩气、氮气混合气中甲烷气的测定方法 (20/2561) 我不是蜘蛛侠 2011-03-22 2011-03-29 12:47:50 by 我不是蜘蛛侠
[色谱质谱] 【讨论】肽的液相分离条件摸索 (3/492) wangqp0801 2011-03-28 2011-03-29 12:11:13 by zhuiyu_
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