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[热点] 26申博 ShenNann 2026-01-22 刚刚
【求助】NSF一个表格里面标题不理解 (0/245) xihaishibe 2011-04-14 2011-04-14 09:13:50 by xihaishibe
【求助】请教偶氮胂III测钐、钍的具体操作方法? (0/249) hgxywp 2011-04-14 2011-04-14 05:55:14 by hgxywp
[色谱质谱] 【求助】物质实验提取遇到问题了?请教一下!! (0/166) zhengysigu 2011-04-14 2011-04-14 00:23:53 by zhengysigu
【求助】油脂中TBA测定的过程中每次移去溶液都是准确移去吗? (0/273) laoyisng1122 2011-04-14 2011-04-14 00:18:56 by laoyisng1122
[色谱质谱] 【求助】原子荧光试剂检测问题,谢谢大家! (0/314) serlisna 2011-04-14 2011-04-14 00:14:43 by serlisna
【求助】求高手分析图谱,分析好的给30金币 (6/809) lhx106 2010-11-25 2011-04-13 22:36:47 by 飞天小天才
【求助】偏光显微镜测熔点 (1/1521) summerGPC 2011-02-16 2011-04-13 22:24:26 by lilianliang
【求助】远程的空间耦合列分(大于4个碳链的)应该用说明仪器测定呢? (2/254) baiyuefei 2011-04-08 2011-04-13 22:15:14 by godmannut
【求助】请教大家什么叫光活性?茜素红、茜素绿是否具有光活性? (0/391) gonghp123 2011-04-13 2011-04-13 21:41:19 by gonghp123
【求助】50金币求助:英国药典BP98--Citric Acid Monohydrate(一水柠檬酸),这个谁有 (3/414) fj1290511 2011-01-30 2011-04-13 20:57:44 by sunbdong
[色谱质谱] 【求助】间苯二脲液相色谱分析 (0/428) lwl3005 2011-04-13 2011-04-13 20:55:32 by lwl3005
[色谱质谱] 【求助】请教羟基柠檬酸的HPLC检测方法 (1/286) nicang2008 2010-09-02 2011-04-13 20:43:42 by sunbdong
[其他分析] 【求助】如何测定稳定剂和样品之间的相互作用。 (0/240) mhwpmhwp 2011-04-13 2011-04-13 17:49:40 by mhwpmhwp
【求助】原子吸收法测分子筛中锂离子含量 加入消电离剂问题 (1/475) 学员NZiTxb 2011-04-11 2011-04-13 16:56:48 by fengye424031
吐温80的红外谱图 (0/1066) littlibear 2011-04-13 2011-04-13 15:56:33 by littlibear
[色谱质谱] 【求助】采用外标法测定样品问题? (4/1037) margersy113 2011-04-13 2011-04-13 15:40:19 by av0114
[色谱质谱] 【求助】气相色谱检出限 (3/681) lxtfly 2011-04-13 2011-04-13 15:36:06 by av0114
[色谱质谱] 【求助】请教:样品检测问题,谢谢大家Que!! (0/300) yujingschen 2011-04-13 2011-04-13 15:20:48 by yujingschen
[色谱质谱] 【交流】国内外做质谱的牛人,主要是做生物质谱? (2/1299) foxvictor1977 2011-04-13 2011-04-13 15:19:19 by zhangwei_0
【求助】涂层柱的柱容量测定 (0/183) wangxindream 2011-04-13 2011-04-13 14:39:23 by wangxindream
【求助】请教:流动相测定物质相关问题? (0/300) xibei1s985 2011-04-13 2011-04-13 14:21:37 by xibei1s985
[色谱质谱] 【求助】气相色谱 热导池 检测器 (2/687) romanticjune 2011-04-12 2011-04-13 12:02:40 by romanticjune
[其他分析] 【求助】急!广西哪里有可以进行土壤肥料分析方面的培训 (0/189) hlanyi 2011-04-13 2011-04-13 11:47:21 by hlanyi
[其他分析] 【求助】凝胶柱 (7/448) spsgirl 2011-04-11 2011-04-13 11:27:04 by 甘雕岅珠
[关贴]【交流】[有奖调查]紫外分光光度计上的卤素灯你们都用多长时间(以小时计) (0/182) happy169 2011-04-13 2011-04-13 11:19:35 by happy169
[色谱质谱] 【求助】国标中检测大肠菌群是报告MPN值相关问题,请教! (0/404) zhengysigu 2011-04-13 2011-04-13 11:11:45 by zhengysigu
[色谱质谱] 【求助】样品出峰含大量的杂质?怎么解决? (1/330) yangxicshe 2011-04-13 2011-04-13 11:11:15 by 1414671343
【求助】原子荧光检测物质出峰问题? (0/908) yzhlasiI 2011-04-13 2011-04-13 11:05:16 by yzhlasiI
[色谱质谱] 【求助】物质测试相关问题,请教大家! (3/724) margersy113 2011-04-12 2011-04-13 10:49:16 by 痴夷子皮
[分析前沿] 【求助】跪求 (0/271) huang134761 2011-04-13 2011-04-13 10:17:20 by huang134761
【求助】过氧化氢含量测定 (7/1824) yuechb 2009-09-04 2011-04-13 09:32:04 by liupeijuan85
[色谱质谱] 【求助】季铵盐的TOF分析 (1/267) cang_ying 2011-04-13 2011-04-13 09:24:37 by cang_ying
[色谱质谱] 【交流】气象色谱出峰问题 (1/493) pasate03 2011-04-12 2011-04-13 08:50:03 by 幸福云景
【讨论】请问有什么方法除去微量Fe离子 (5/548) along1984 2011-04-12 2011-04-13 08:13:15 by yunjun3
【求助】求助氢氧化钠标准溶液的标定问题 (0/2484) alumina418 2011-04-12 2011-04-12 21:43:47 by alumina418
【求助】加标量用英语怎么说 (1/2560) sohn_yxy 2011-04-11 2011-04-12 21:18:56 by 紫魂
【求助】求文献一篇 (0/125) zhangxb8988 2011-04-12 2011-04-12 21:11:01 by zhangxb8988
【求助】核磁图谱求助,根据图和结构式写出论文中需要的数据 (0/281) lalala2586 2011-04-12 2011-04-12 19:56:41 by lalala2586
[色谱质谱] 【求助】液谱里面自动进样器的纵向和横向轴生锈了该怎么办? (7/1015) shyuyafeng 2010-07-22 2011-04-12 18:54:53 by laura汇
[色谱质谱] [关贴]【求助】流动相加乙酸铵和甲酸是为什么 (9/4398) zhangy8627 2011-04-10 2011-04-12 18:51:47 by laura汇
[其他分析] 【求助】热重分析 (1/341) qlhuang 2011-02-19 2011-04-12 18:23:55 by x19780214
[色谱质谱] 【求助】气相测试样品出峰问题,谢谢!    ( 1 2 ) (13/1760) yujingschen 2011-04-11 2011-04-12 18:16:27 by qxm1988
【求助】结构几乎一样的化合物分离 (12/1222) 真爱至上青青 2011-04-11 2011-04-12 17:41:21 by News
[其他分析] 【求助】无机晶体TG-DSC求助 (3/966) baiyijia 2011-03-09 2011-04-12 17:36:01 by x19780214
【讨论】奇怪的紫外结果 (4/500) 406119994 2011-04-11 2011-04-12 17:19:40 by yz2007433052
[色谱质谱] 【求助】液相测定 流动相相关问题?谢谢大家! (4/835) yangxicshe 2011-04-11 2011-04-12 17:01:53 by csliu2011
【讨论】谁用过JPB-607溶解氧测定仪 (0/199) dyang0219 2011-04-12 2011-04-12 16:50:56 by dyang0219
【求助】天然杂多糖的分离 (0/254) persistent06 2011-04-12 2011-04-12 16:30:20 by persistent06
【求助】急!请教DNS法测还原糖方面的 (2/532) 桂桂5708 2011-04-08 2011-04-12 16:26:25 by linling2010
[数据分析] 【求助】请问核磁氢谱能分辨出物质的顺式反式吗? (2/1399) ln031101 2011-04-11 2011-04-12 15:30:03 by hslwsd
【求助】砷酸钠和砷酸氢二钠 (3/981) 理顺思路 2011-04-12 2011-04-12 14:00:54 by 理顺思路
【求助】毛细管缓冲液pH=2.8,要怎么洗管子才好? (0/287) 无止境666 2011-04-12 2011-04-12 13:53:21 by 无止境666
[色谱质谱] 【求助】质谱检测中发同问题了。怎么解决呢? (1/319) xibei1s985 2011-04-12 2011-04-12 12:30:17 by JLU_chem_man
[色谱质谱] 【求助】液相色谱仪器压强升高问题 (14/1817) 123xiejiaq 2011-04-11 2011-04-12 11:41:12 by linling2010
【求助】高锰酸钾能氧化EDTA吗 (0/1842) 滴水书生 2011-04-12 2011-04-12 10:32:24 by 滴水书生
【求助】六价铬离子水溶液需要避光保存吗 (2/399) meng1988 2011-04-12 2011-04-12 09:17:38 by meng1988
[色谱质谱] 【求助】峰变了,帮帮我 (9/761) zhangxh9882 2011-04-08 2011-04-12 08:41:37 by 梁丰
【求助】哪里可以查课程代号 (0/2072) 5summer27 2011-04-12 2011-04-12 08:02:08 by 5summer27
【求助】样品什么酸最好?浓度如何? (0/167) laoyisng1122 2011-04-12 2011-04-12 00:19:24 by laoyisng1122
[色谱质谱] 【求助】超高效液相色谱中遇到的问题 (金币≥10)(6/92) 愿做灰灰 2011-04-10 2011-04-11 23:10:23 by zhangy8627
【求助】急求常用溶剂 Donor number (0/2226) kaka2243 2011-04-11 2011-04-11 21:37:52 by kaka2243
【求助】双原子分子光谱数据查询(可见光) (0/693) laodisi 2011-04-11 2011-04-11 21:21:11 by laodisi
[色谱质谱] 【求助】求助质谱分析软件 (3/852) lyfxie8607 2011-04-11 2011-04-11 20:41:13 by lyfxie8607
[色谱质谱] 【求助】求解一张质谱图 (0/190) lovechem1 2011-04-11 2011-04-11 20:40:28 by lovechem1
【求助】做氨基含量测试请问该怎么做。假设物质不含其它活泼基团 (2/292) ewpope 2011-03-30 2011-04-11 20:28:40 by chinadyy
【求助】急,,生物染色剂和者染料指示剂的概念和区别。。 (0/535) lqi0727 2011-04-11 2011-04-11 20:04:11 by lqi0727
[色谱质谱] 【求助】药典出版地及出版社 (2/428) ysy2008 2011-04-08 2011-04-11 19:28:03 by ysy2008
【讨论】XPS可以定量测定官能团含量吗 (0/4196) 小虫子6398 2011-04-11 2011-04-11 17:13:57 by 小虫子6398
【讨论】这个离子强度的计算对不对? (0/868) justdilo 2011-04-11 2011-04-11 17:07:41 by justdilo
【资源】分析化学课件 中科院考验用的 (3/440) sulongdage 2011-01-19 2011-04-11 17:06:17 by giy001
【求助】萘磺酰胺 naphthalenesulfonamide荧光量子产率 (0/124) kaka2243 2011-04-11 2011-04-11 16:20:13 by kaka2243
【求助】请问长沙哪里可以测定ppm级含量的水分? (5/922) ggwwmm1234 2010-10-05 2011-04-11 16:01:35 by ggwwmm1234
【讨论】紫外光谱与荧光光谱的联系 (8/1901) wujiangjie 2011-04-06 2011-04-11 15:56:34 by penny510510
[关贴]【求助】【求助】关于影响柠檬酸络合的问题 (0/1339) yangerying 2011-04-11 2011-04-11 15:21:08 by yangerying
【求助】样品测定出现问题了?怎么办?? (0/182) serlisna 2011-04-11 2011-04-11 15:18:32 by serlisna
[色谱质谱] 【求助】HPLC 高压液相和Western blot 蛋白定量哪个更精确 (2/642) hebeilisbi 2011-04-11 2011-04-11 15:09:31 by 1414671343
[色谱质谱] 【求助】正相基线噪声大,请高手指点! (3/790) csliu2011 2011-04-11 2011-04-11 15:03:17 by 1414671343
[色谱质谱] 【求助】液相测定样品一些问题。请教大家! (6/1092) yzhlasiI 2011-04-09 2011-04-11 15:00:03 by 甘雕岅珠
[色谱质谱] 【求助】气质分析结果如何面积归一化 (5/1235) xiaoyi_yeah 2011-04-05 2011-04-11 14:58:57 by 甘雕岅珠
[色谱质谱] 【求助】如何知道气相的毛细管柱是否堵住了? (12/1956) spxysa041 2011-04-05 2011-04-11 14:55:26 by 甘雕岅珠
[色谱质谱] 【求助】气相仪器测定物质出现问题了呀?怎么解决? (6/1185) xibei1s985 2011-04-03 2011-04-11 14:54:47 by 甘雕岅珠
[分析前沿] 【求助】气相色谱    ( 1 2 ) (12/1050) boimin1983 2011-04-09 2011-04-11 14:50:26 by 甘雕岅珠
【讨论】关于XPS光谱中对同一元素的不同基团的分峰问题? (2/3177) wewejimmy 2011-04-07 2011-04-11 14:45:55 by pinguo
[色谱质谱] 【求助】安捷伦气相 顶空进样器G1888 部件 (1/803) weiwei23 2011-04-11 2011-04-11 14:45:18 by 甘雕岅珠
【求助】金纳米棒的大小 (1/382) 甲优 2011-04-10 2011-04-11 14:41:51 by pinguo
[色谱质谱] 【求助】高效液相做有关物质的检验时自身对照为何峰面积不成比例? (3/1274) hebeilisbi 2011-04-11 2011-04-11 14:40:19 by 甘雕岅珠
[数据分析] 【求助】20金币求教处理3维数据 (5/619) yan_wei 2010-11-11 2011-04-11 13:42:18 by donkeypku
【求助】谁知道xps中Fe(IV)的位置么? (2/705) tonyliu0401 2011-04-10 2011-04-11 13:18:14 by jkrowling
【求助】峰分不开 (10/1163) schconghao 2011-03-23 2011-04-11 12:48:49 by jkrowling
[数据分析] 【求助】信号与分析物浓度的对数相关 (4/1172) feiyang1210 2011-04-09 2011-04-11 11:54:17 by benshaoye
【求助】关于色泽不同的流体透明度的检测判定方法 (1/434) kingbluewing 2011-04-07 2011-04-11 11:02:37 by feidalchan
[数据分析] 【讨论】定量分析发现有两个线性方程 (3/824) tieyulan 2011-04-10 2011-04-11 10:54:59 by Patent_166
[关贴]【求助】求教:关于亚甲氨基乙腈 检测的问题 (0/1072) nlg318 2011-04-11 2011-04-11 10:48:04 by nlg318
[色谱质谱] 【讨论】溶剂峰出峰时间问题,请求达人解决~~ (5/1470) heroyan 2011-03-29 2011-04-11 09:58:51 by giy001
[色谱质谱] 【求助】请教一个气相分析问题 (6/834) heater 2011-04-08 2011-04-11 09:55:51 by giy001
[色谱质谱] 【求助】气相柱温箱的温度    ( 1 2 ) (13/1896) yuanjiao88 2010-11-17 2011-04-11 09:53:32 by giy001
[数据分析] 【求助】请问虫虫们知道青岛哪里可以测介电谱吗? (0/216) 小海螺1113 2011-04-11 2011-04-11 09:53:06 by 小海螺1113
[关贴]【求助】拜求三国全集下载,感激~~~~ (0/143) weepyboy 2011-04-11 2011-04-11 09:52:06 by weepyboy
[分析前沿] 【求助】气相色谱 (4/860) boimin1983 2011-04-10 2011-04-11 09:47:04 by myw008
[色谱质谱] 【求助】甘油(丙三醇)里的含水量能用色谱热导池检测法分析出来吗 (2/860) 倔强的小毛驴 2011-04-02 2011-04-11 08:32:39 by herenren
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