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[热点] 26/27申博自荐 ZXW0202 2026-05-26 刚刚
[其他分析] 【求助】毛细管电泳用硼酸盐缓冲液和磷酸盐缓冲液的配制 (1/470) 夏天转个弯 2010-12-24 2010-12-24 11:02:00 by Renr
[色谱质谱] 【求助】请问CCα 和 CCβ是怎么计算的? (0/1060) guoluren 2010-12-24 2010-12-24 10:33:47 by guoluren
【求助】消泡剂如何解决持久性? (2/355) yangzj197929 2010-08-24 2010-12-24 10:17:31 by rechiehu
[色谱质谱] 【资源】粒径,筛孔目数,氮气分压,材料水份,比表面单层N2分子吸附量对照表 (0/111) best17 2010-12-24 2010-12-24 08:29:38 by best17
【求助】请教如何定性分析浸出钒液中的其他离子 (1/254) sunforever 2010-12-23 2010-12-24 07:46:58 by yunjun3
【求助】AFS法结果为453ppm,请教是怎么回事? (1/414) lfxfj2012 2010-12-24 2010-12-24 07:40:35 by yunjun3
【求助】AFS法测定样品相关问题? (0/166) lfxfj2012 2010-12-24 2010-12-24 00:49:40 by lfxfj2012
[色谱质谱] 【求助】样品测定发现问题,请教Que!! (0/339) beijita45 2010-12-24 2010-12-24 00:45:40 by beijita45
【求助】硼酸为吸收液测定总氮含量问题? (0/223) onion0207 2010-12-24 2010-12-24 00:41:20 by onion0207
【求助】核磁谱图 (5/1603) qxy3616 2010-12-14 2010-12-24 00:07:31 by hufox117
[色谱质谱] 【求助】二硝基苯肼试液的配制 (0/5202) maodongyan 2010-12-23 2010-12-23 22:26:26 by maodongyan
【求助】请问做分析工作的 有什么可以考的? (19/1305) pisces1986 2010-12-18 2010-12-23 21:55:34 by lzh0260
【求助】样品超声后,为什么还要用相应的溶剂补足减失的重量 (6/4079) mengjd 2010-12-22 2010-12-23 21:47:21 by mengjd
[色谱质谱] 【求助】浓度级别是什么? (4/1328) jessicaxin20 2010-12-23 2010-12-23 21:11:08 by jessicaxin20
【求助】求书:Valeur, B. Molecular Fluorescence Principles and Applications (1/201) daiyulan85 2010-12-23 2010-12-23 20:56:12 by xiaoshm
【求助】月桂基羟基磺基甜菜碱红外光谱图 (0/323) lza2009 2010-12-23 2010-12-23 20:28:06 by lza2009
[色谱质谱] [关贴]【求助】色谱条件 (6/858) xl519520 2010-12-21 2010-12-23 18:54:22 by xl519520
[色谱质谱] 【求助】苦杏仁苷标准品 (0/151) zzhylq111 2010-12-23 2010-12-23 18:30:37 by zzhylq111
【求助】环糊精和PCB(多氯联苯)可以做分子印迹吗 求高手呀 (0/418) king07 2010-12-23 2010-12-23 17:09:00 by king07
【求助】分析XRD (0/383) mawujun 2010-12-23 2010-12-23 16:37:51 by mawujun
求助终点判断的问题    ( 1 2 ) (12/2025) tanlei2008 2009-03-26 2010-12-23 16:37:43 by liuzaiqing2004
【求助】土样分析 (2/314) wushitou111 2010-12-23 2010-12-23 16:17:20 by nkton
【求助】求助荧光底物 (0/525) 小玉儿-汤 2010-12-23 2010-12-23 15:52:27 by 小玉儿-汤
【求助】这句话咋翻译啊    ( 1 2 ) (10/1467) wjj7506 2010-09-20 2010-12-23 15:27:11 by jessicaxin20
[色谱质谱] 【求助】热解气相色谱质谱 (5/1151) j3666769 2010-10-21 2010-12-23 14:44:14 by j3666769
[色谱质谱] 【求助】液相色谱清洗柱子问题,谢谢!! (4/1150) lfxfj2012 2010-12-23 2010-12-23 14:33:06 by 小醇醇
【求助】有关PH值计算的问题 (11/1243) zfvv2353 2010-12-21 2010-12-23 13:32:50 by zfvv2353
[色谱质谱] 【求助】液相色谱,缓冲液问题?谢谢! (2/416) burwoaaad 2010-12-23 2010-12-23 13:31:50 by Renr
【求助】关于点板问题 (2/633) suzhongyy 2010-12-23 2010-12-23 13:15:56 by qiqiguaia
【求助】谁有N-甲基-L-苯丙氨酸,做个标样分析 (0/72) imnanbing 2010-12-23 2010-12-23 13:11:43 by imnanbing
【求助】文献翻译 (2/470) lengxiang8287 2010-12-23 2010-12-23 11:29:22 by xswangjia
【求助】样品检测配制相关问题!请教! (3/596) hantiandee 2010-12-22 2010-12-23 10:32:42 by dudup2237
【求助】请教:辅料干扰高手们都是如何处理? (1/257) wujinderene 2010-12-22 2010-12-23 09:47:36 by wujinderene
[色谱质谱] 【求助】请教:液相色谱,流动相问题!! (3/2046) feixiang3152 2010-12-20 2010-12-22 21:08:28 by cjcristiano
【其他】购买仪器 (1/301) fairyding 2010-12-22 2010-12-22 20:59:05 by haha5151983
[色谱质谱] 【求助】哪种溶剂可以代替甲醇 (2/950) zhfifi 2010-12-22 2010-12-22 20:58:20 by haha5151983
【求助】有机溶剂中氢离子浓度的测定方法 (0/1535) lmzxcom1 2010-12-22 2010-12-22 20:54:32 by lmzxcom1
【求助】大孔树脂分离纯化 (0/210) elicszhang 2010-12-22 2010-12-22 20:37:55 by elicszhang
[色谱质谱] 【求助】原子吸收检测样品问题?? (3/619) qincai52 2010-12-22 2010-12-22 20:32:35 by liuzaiqing2004
【求助】样品含量测定问题,请教!! (1/407) maypppiggf 2010-12-22 2010-12-22 20:28:40 by haha5151983
【求助】硼酸与淀粉反应吗?具体的条件是怎么样的?需要注意些什么? (0/1169) feifei19810812 2010-12-22 2010-12-22 19:53:59 by feifei19810812
【求助】请教:柱压力升高怎么办? (1/187) ujinderen 2010-12-22 2010-12-22 17:50:27 by 北京绿百草
【求助】如何用分光光度法测定亚硝酸钠的含量 (金币≥2)(4/28) boimin1983 2010-12-18 2010-12-22 16:52:07 by lisb100
[色谱质谱] 【求助】两峰变一峰,怎么回事啊?    ( 1 2 ) (10/1362) jxyuan126 2010-12-21 2010-12-22 15:59:00 by hhily
【交流】分子光谱分析的发展趋势? (3/408) amney 2010-12-22 2010-12-22 15:55:04 by platto
[色谱质谱] 【求助】仪器样品检测出峰问题?怎么解决? (3/715) feixiang3152 2010-12-22 2010-12-22 15:50:19 by 如沨
【求助】求助TSK-GEL G2000Hhr的使用及注意事项 (0/907) 橘子香味 2010-12-22 2010-12-22 15:39:24 by 橘子香味
[色谱质谱] 【求助】紧急求助C4H7N和C8H9N的质子亲和势(proton affinity,PA)值!! (0/516) judyye 2010-12-22 2010-12-22 15:22:07 by judyye
[色谱质谱] 【求助】游离三烯丙基胺的检测 和 游离丙烯醇 二烯丙基醚的检测 (0/140) yinchen001 2010-12-22 2010-12-22 15:07:04 by yinchen001
[色谱质谱] 【求助】JASCO的borwin液相工作站,已编好的方法怎么删除 (0/220) emily1025 2010-12-22 2010-12-22 14:32:25 by emily1025
【求助】关于缓冲溶液的配置 (1/418) tank20046 2010-12-22 2010-12-22 14:08:11 by Renr
[色谱质谱] 【求助】我新买的氨基柱,第一次用基线就走不平,请各位高人告诉我为什么? (4/1122) 343655614 2010-12-20 2010-12-22 13:27:39 by jessicaxin20
[色谱质谱] 【求助】进样 液相 浓与稀 (9/694) jxyuan126 2010-12-21 2010-12-22 13:23:17 by jessicaxin20
【求助】求助文献 (0/159) zhangjing6086 2010-12-22 2010-12-22 12:33:10 by zhangjing6086
【求助】有谁知道纯金属钨如何检测? (4/694) dcf7 2010-12-20 2010-12-22 12:08:09 by by-air
[色谱质谱] 【求助】离心时机器很吵,怎么办?请教!! (5/804) mingyanliu4 2010-12-22 2010-12-22 11:20:28 by yunjun3
[色谱质谱] 【求助】样品测定峰面积相关问题!! (6/807) lfxfj2012 2010-12-21 2010-12-22 11:10:57 by leiopixie
[数据分析] 【求助】液相色谱Waters查看数据时,显示 (2/1674) lfycdymax 2010-12-15 2010-12-22 10:14:13 by lfycdymax
【求助】液相梯度流量比设置问题    ( 1 2 3 ) (金币≥100)(22/132) shrill58 2010-10-28 2010-12-22 10:11:19 by shrill58
[色谱质谱] 【求助】为什么色谱纯乙醇要比甲醇贵?? (3/1438) hejun77 2010-12-21 2010-12-22 09:47:17 by hejun77
[色谱质谱] 【求助】求助气相色谱标准品用量 (6/986) piaopiao233 2010-12-21 2010-12-22 09:14:43 by 1414671343
【求助】原子吸收测溶液相关问题? (3/826) feixiang3152 2010-12-17 2010-12-22 08:45:20 by dx109
[色谱质谱] 【讨论】有没有算同位素标记化合物丰度的计算公式? (2/1614) mooncakexzj 2010-12-21 2010-12-22 08:24:04 by mooncakexzj
[色谱质谱] 【求助】请教:药物测定问题,谢谢大家! (6/648) feixiang3152 2010-11-03 2010-12-22 00:47:29 by cuier123
[色谱质谱] 【求助】气质联用检测相关问题?谢谢! (0/196) lfxfj2012 2010-12-22 2010-12-22 00:02:52 by lfxfj2012
【求助】重金属对荧光素的荧光有影响吗? (0/141) cgz5430 2010-12-21 2010-12-21 22:19:32 by cgz5430
【求助】请教各位虫友,Co-Zn的振动峰在红外光谱图上波长是多少? (1/296) wendyhx 2010-11-14 2010-12-21 21:51:25 by wendyhx
【求助】请问离子对试剂在溶液中的状态? (0/205) kevinchan6691 2010-12-21 2010-12-21 21:46:14 by kevinchan6691
【其他】诸位来讨论下 (1/171) windskyboy 2010-12-21 2010-12-21 21:42:54 by 309047435
[色谱质谱] 【求助】请大家帮忙告诉下,谢谢! (0/85) liuyulan 2010-12-21 2010-12-21 20:55:29 by liuyulan
[色谱质谱] 【求助】紧急求助!Maldi-tof会不会出现加两个Na 的离子峰? (2/287) alanbreck 2010-12-16 2010-12-21 19:36:33 by tfyeszjwl
[色谱质谱] 【求助】江苏和浙江哪有可进行Py-GC/MS分析测试的单位? (1/283) laurencelr 2010-12-21 2010-12-21 19:36:09 by wangwei8272
[色谱质谱] 【求助】北京哪里能做手性GC-MS分析? (2/260) imnanbing 2010-12-21 2010-12-21 17:45:16 by imnanbing
【求助】硒粉怎么溶解变成四价硒呀?有成功溶解过的大侠请指教!!O(∩_∩)O谢谢 (金币≥100)(0/32) 小麦皮 2010-12-21 2010-12-21 16:36:30 by 小麦皮
【求助】紫外分光光度法 (4/757) maoxl 2010-12-21 2010-12-21 16:06:48 by maoxl
【求助】如何计算: 砷(1%溶液中以砷计),mg/kg ≤0.05 (0/414) jie1ming2 2010-12-21 2010-12-21 15:42:51 by jie1ming2
【求助】想了解一下材料微孔,介孔,大孔分析的一些方法,谁有资料啊? (1/819) 辛西娅 2010-12-21 2010-12-21 14:09:35 by hsqlxsz
[色谱质谱] 【求助】有关液相的几个问题 (2/399) 可可西里V沈 2010-12-21 2010-12-21 14:08:22 by Renr
【求助】不同温度下分析纯酒精的密度表 (2/1298) 困困猫 2010-12-21 2010-12-21 14:04:33 by nkton
【求助】紫外分光光度计故障 (1/552) lemonin2008 2010-12-21 2010-12-21 12:18:33 by 化工催化剂
【求助】上海精科UV-759性能怎么样? (1/220) dx109 2010-12-20 2010-12-21 11:42:51 by dx109
【求助】纯净水检测指标相关问题? (2/261) hantiandee 2010-12-20 2010-12-21 11:42:37 by qianye2008
【求助】PH仪校正问题 (5/1310) sunqinglin 2010-12-20 2010-12-21 11:41:23 by dx109
【讨论】关于电子天平精度问题 (3/1285) chqihu1009 2010-12-20 2010-12-21 11:39:43 by dx109
【求助】电导电极中的K大小有什么关系? (1/328) qincai52 2010-12-21 2010-12-21 11:38:22 by qianye2008
【求助】SP-6800型气象色谱仪式什么柱子 (2/252) magisaarsar 2010-12-20 2010-12-21 11:34:02 by dx109
[色谱质谱] 【求助】检测磺酰脲类的液相色谱条件 (0/209) clover310 2010-12-21 2010-12-21 11:07:04 by clover310
[色谱质谱] 【求助】安捷伦7890 GC PCM AUX Pressure 过高怎么办? (1/1346) ellelee 2010-12-21 2010-12-21 10:49:28 by Renr
[色谱质谱] 【求助】C分子筛 (0/192) ustcllf 2010-12-21 2010-12-21 10:40:13 by ustcllf
[色谱质谱] 【求助】岛津色谱图如何导出 (7/3893) zhongqiu52 2010-12-17 2010-12-21 10:23:39 by Renr
【求助】产品中钠盐的含量 (4/477) tina_dinghx 2010-12-20 2010-12-21 09:45:14 by wzsahnu
【求助】仪器检测光强度比以前低了?怎么办? (5/542) wujinderene 2010-12-16 2010-12-21 09:36:38 by lijdream
【求助】如何分析无机物中的微量碳? (2/364) 学员pkTfyR 2010-12-20 2010-12-21 07:42:20 by yunjun3
[色谱质谱] 【求助】请问用气相怎么测市售甲醇中甲醇含量 (7/528) peakyu 2010-12-19 2010-12-21 00:46:59 by herenren
【求助】物质吸收紫外光后结构会发生变化吗?    ( 1 2 ) (12/2171) slx8 2010-12-14 2010-12-20 23:54:32 by liufang0218
【求助】哪些仪器可以测溶液中无机阴离子的价态 (2/785) 雾雪冰凝 2010-12-20 2010-12-20 23:45:44 by swt1898
【求助】气相色谱仪如果没开氢气发生器进样了会怎么样? (3/1452) magisaarsar 2010-12-20 2010-12-20 23:13:53 by skyDCM/THF
【求助】安捷伦GCMS问题 (3/1117) yuandebin 2010-12-20 2010-12-20 22:36:01 by xiaoshm
[色谱质谱] 【求助】3-氯邻苯二酚衍生化 (3/598) lanlanniuniu 2010-12-19 2010-12-20 20:50:21 by oxygen7341
[其他分析] 【交流】金属间化合物的金相腐蚀剂 (0/190) darrel 2010-12-20 2010-12-20 20:50:04 by darrel
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