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[热点] 26申博 想申博! 2026-03-01 刚刚
[色谱质谱] 【求助】ECD基频高怎么办? (2/358) 笨丫 2010-03-30 2011-03-23 00:52:54 by zjh2030
【求助】Jade5.0怎么测石墨化度,谁能详细讲讲!谢谢!! (0/233) xibei1s985 2011-03-22 2011-03-22 23:01:46 by xibei1s985
【求助】origin作图 (2/443) ntuzfb 2011-03-21 2011-03-22 22:40:42 by ntuzfb
【求助】国标GB8639.1-1988钒化学分析方法 高锰酸钾 -硫酸亚铁铵滴定法测定钒量 (0/117) caiyanqing 2011-03-22 2011-03-22 22:35:34 by caiyanqing
[关贴]【求助】谁有北京科技大学编的分析化学,物理化学和有机化学实验书。 (0/749) 冰霜雪莎 2011-03-22 2011-03-22 22:26:53 by 冰霜雪莎
[关贴]【求助】谁有北京科技大学编的无机化学,分析化学,物理化学和有机化学实验书。 (0/174) 冰霜雪莎 2011-03-22 2011-03-22 22:25:57 by 冰霜雪莎
[色谱质谱] [关贴]【求助】有没有做过气质分析残留石油烃成分的 (3/526) rainwander 2011-03-16 2011-03-22 22:06:06 by yz2007433052
[色谱质谱] 【求助】离子液给GC进样,怎么办能消除对column的污染? (2/250) g0900934 2010-02-18 2011-03-22 21:57:45 by yz2007433052
[色谱质谱] 【求助】求问正相色谱死时间如何测定 (0/1070) spiderpig 2011-03-22 2011-03-22 21:55:18 by spiderpig
[色谱质谱] 【求助】求助有关GC-MS的问题,希望大家帮忙 (1/413) yuanlidi 2011-03-22 2011-03-22 21:14:55 by zyx00921
[数据分析] 【求助】Origin用Dateset中数据拟合 (0/374) 子夜星云 2011-03-22 2011-03-22 20:59:01 by 子夜星云
[色谱质谱] 【求助】这个氨基酸为什么要做成氨基酸盐酸盐? (18/3154) yangyouxia 2011-03-21 2011-03-22 20:50:45 by zyx00921
[色谱质谱] 【求助】面包馅料,想知道PH值的标准以及怎样检测?谢谢! (0/1553) feixiosng51 2011-03-22 2011-03-22 19:58:41 by feixiosng51
[色谱质谱] 【求助】有个液相的问题想请教。我跑液相的时候峰很低 (1/517) hebeilisbi 2011-03-22 2011-03-22 19:48:43 by haha5151983
[色谱质谱] 【求助】蒸发光和示差检测数据差异大吗? (2/399) 清风依旧 2011-03-22 2011-03-22 19:41:24 by haha5151983
[色谱质谱] 【求助】液相色谱紫外检测器如何定性 (3/549) hebeilisbi 2011-03-22 2011-03-22 17:22:02 by 痴夷子皮
【求助】氮含量 (0/230) zgjlcm 2011-03-22 2011-03-22 17:06:16 by zgjlcm
[色谱质谱] [关贴]【求助】色谱通用法则 (4/442) forestgan 2011-03-15 2011-03-22 16:55:24 by 晕头转向
【求助】请教各位高手,关于红外,钼酸酯 (10/1282) lbscxx 2011-03-14 2011-03-22 16:51:46 by 晕头转向
【讨论】红外光谱的几个峰 (1/871) cailianguo 2011-03-22 2011-03-22 16:40:35 by cailianguo
【求助】紫外可见分光光度计测试,为什么用光谱扫描模式和光度测量模式测得的透过率不 (2/1694) liuyuxi 2011-03-21 2011-03-22 16:37:46 by liuyuxi
ICP-MS讲座 (评阅+1) (5/818) Baronlena 2007-12-04 2011-03-22 16:34:16 by yahubibi
【求助】拉曼光谱测试 (0/174) jz2551 2011-03-22 2011-03-22 16:23:51 by jz2551
【求助】六氰钴酸钾检测问题 (0/373) 梅花01 2011-03-22 2011-03-22 16:03:44 by 梅花01
【求助】原子吸收测定 标准曲线问题?? (0/312) laoyisng1122 2011-03-22 2011-03-22 15:45:20 by laoyisng1122
[色谱质谱] ~~ (0/100) caixinheng 2011-03-22 2011-03-22 14:26:35 by caixinheng
[其他分析] 【求助】求问饮料中铝的分析方法 (0/139) akatsukiU 2011-03-22 2011-03-22 14:10:13 by akatsukiU
【求助】请问无机盐的红外分析范围和吸收峰位置的分析? (3/1497) atu5257 2011-03-21 2011-03-22 13:18:36 by MAOMAO12
【求助】红外光谱化合物分析检测问题!!! (1/260) yzhlasiI 2011-03-22 2011-03-22 13:13:58 by MAOMAO12
[色谱质谱] 【求助】样品药典测定出现问题了。怎么解决? (2/579) hebeilisbi 2011-03-21 2011-03-22 13:00:23 by 1414671343
【求助】问问大家湖大的老师 (0/192) tangxu203 2011-03-22 2011-03-22 12:58:20 by tangxu203
甲醇钠溶液的分析方法 (5/1223) ZKQ8066 2009-03-30 2011-03-22 11:35:14 by lhuaizhu
[色谱质谱] 【交流】气体发生器 (5/1457) bmdmengxm 2011-03-21 2011-03-22 11:11:38 by yingxingwang
【求助】关于SDBS网站无法登陆的问题 (1/254) tank20046 2011-03-21 2011-03-22 11:01:45 by tank20046
[色谱质谱] 【求助】请教:GC气相测定物质检测问题?? (4/962) serlisna 2011-03-20 2011-03-22 10:58:20 by serlisna
[色谱质谱] 【讨论】色谱峰分叉 (10/1912) lxtfly 2011-03-21 2011-03-22 10:23:28 by gf1201
【求助】请问各位拉曼光谱的强度与待测物浓度符合比尔定律吗。 (3/1369) zhuguichi 2011-03-21 2011-03-22 10:15:52 by donkeypku
[色谱质谱] 【讨论】液相方法检测 出峰问题,怎么回事? (8/1827) yangxicshe 2011-03-19 2011-03-22 10:12:56 by 小醇醇
[色谱质谱] 【求助】GC112A出峰太低怎么办,请各位大侠指教? (2/234) xgfhenan 2011-03-22 2011-03-22 09:45:02 by xgfhenan
【求助】300μm的碳圆盘电极的制作 (4/544) caihong333 2010-03-15 2011-03-22 09:21:48 by sheldon102
【求助】帮忙看看这谱图中有哪些官能团吧~ (5/927) lovein 2011-03-21 2011-03-22 09:12:13 by pandaandy
[关贴]【求助】有哪位做过关于检测DNA杂交率方面的实验呀,具体怎么做?求高手指导~ (2/401) hljfy720 2010-09-13 2011-03-22 08:55:36 by 萨摩贝贝
[色谱质谱] 【求助】一种有机气体,两种无机气体能否用一个色谱柱分开?急用,望各位前辈指教 (9/1560) zlb1985 2011-03-06 2011-03-22 08:44:32 by liangshijiao
【求助】pfpd测定苯中噻吩 (4/852) gyuanyuan 2011-03-21 2011-03-21 22:36:53 by gyuanyuan
[色谱质谱] 【求助】液相换梯度走空白出现鬼峰 (6/1779) zhj200516 2011-03-19 2011-03-21 21:51:40 by zhj200516
[色谱质谱] 【求助】峰太宽了,有图有条件,大家帮我看看 (8/1961) 2005140303 2011-03-18 2011-03-21 21:49:05 by keven7928
【求助】原子吸收测定值不太稳定?怎么回事? (4/1025) zhengysigu 2011-03-21 2011-03-21 21:39:01 by zhengysigu
【求助】ICP-MS仪器相关知识,请教大家! (0/264) yangxicshe 2011-03-21 2011-03-21 21:27:42 by yangxicshe
[色谱质谱] 【求助】色谱柱清洗问题 (5/1074) cys0227 2011-03-21 2011-03-21 21:08:00 by qxm1988
【求助】请求检测活体肝脏组织PH值的方法 (2/621) nihaha1984 2011-03-21 2011-03-21 20:24:20 by nihaha1984
[数据分析] 【求助】ddd和td峰有什么区别 (0/2387) beyond7183 2011-03-21 2011-03-21 20:14:41 by beyond7183
【求助】pH计总是标定失败是怎么回事啊 (5/2743) xiaoluwang 2011-03-21 2011-03-21 19:42:02 by 痴夷子皮
[色谱质谱] 【求助】青蛇藤,除性状鉴别以外的鉴别方法 (0/224) awaya73 2011-03-21 2011-03-21 19:24:30 by awaya73
[色谱质谱] 【求助】LC检beta-环糊精 (3/373) skythe 2011-03-20 2011-03-21 18:49:30 by skythe
[色谱质谱] 【求助】凝胶色谱溶剂问题? (3/665) zhu_meng 2011-03-21 2011-03-21 18:34:20 by jack2070
【求助】反复柱色谱为何物? (1/160) 一剑飘虹 2011-03-21 2011-03-21 18:31:43 by june800728
【求助】N2000色谱工作站里如何修改图谱?? (1/1159) yzhlasiI 2011-03-21 2011-03-21 18:23:12 by jack2070
【求助】检测各组分的含量。 不知用什么样的色谱柱比较合适? (1/171) yzhlasiI 2011-03-21 2011-03-21 18:22:46 by jack2070
【求助】气相柱FAL-M Shimalite TPA 各代表什么意思啊? (2/811) yzhlasiI 2011-03-21 2011-03-21 18:21:55 by jack2070
【求助】蒽醌偶氮类物质只有一个羟基,为什么跟氟是1:3反应呢? (0/173) hhz000000 2011-03-21 2011-03-21 17:58:03 by hhz000000
【求助】碘溶液 (0/131) l40502060226 2011-03-21 2011-03-21 17:56:43 by l40502060226
[色谱质谱] 【求助】苯胺的液相色谱分析条件 (金币≥20)(6/47) 孟旭升 2011-03-14 2011-03-21 17:48:49 by 孟旭升
[色谱质谱] 【求助】求助,液相色谱几次重复出峰为什么大小不一? (金币≥200)(8/38) yusen209 2011-03-21 2011-03-21 17:42:39 by yusen209
【求助】化妆品美白成分分析 (12/1043) zyq336 2011-03-21 2011-03-21 17:41:46 by celan
[关贴]【求助】【求助】 (金币≥50)(12/102) Patent_166 2011-03-01 2011-03-21 17:27:31 by Patent_166
【求助】硫氰酸钾测铼 (1/299) 博友6021 2011-03-08 2011-03-21 16:17:04 by yunjun3
[色谱质谱] 【求助】磺酸基的pKa在有机溶剂中怎么变? (0/1069) zly86 2011-03-21 2011-03-21 16:10:05 by zly86
【求助】求解:关于聚合硫酸铁全铁含量的问题 (1/1565) 卷发虫 2011-03-17 2011-03-21 16:04:42 by yunjun3
[色谱质谱] 【求助】戊烷磺酸钠.辛烷磺酸钠等在高效液相应用中有什么作用? (0/3449) 刘伟2009 2011-03-21 2011-03-21 16:01:59 by 刘伟2009
[色谱质谱] 【求助】样品 湿法消解分析检测问题?? (0/168) feixiosng51 2011-03-21 2011-03-21 15:43:37 by feixiosng51
【求助】【求助】请问这个XRD图谱怎么处理,谢谢 (0/571) jings 2011-03-21 2011-03-21 15:41:48 by jings
【求助】紧急求助,请懂红外谱图的高手帮帮忙! (0/204) 当阳光变冷 2011-03-21 2011-03-21 15:37:55 by 当阳光变冷
[色谱质谱] 【求助】示差折光检测器不出峰? (0/1539) zhangjiali 2011-03-21 2011-03-21 15:26:47 by zhangjiali
【求助】羟值 (4/803) 雨晴678 2010-08-25 2011-03-21 15:18:03 by frienlar
【求助】碱金属含量用什么测比较准确 (3/345) renxue968 2011-03-21 2011-03-21 15:06:55 by yunjun3
[关贴]【求助】兰索拉唑手性流动相拆分方法有哪些【有效期至2011年3月28日】 (0/207) xxaijwd 2011-03-21 2011-03-21 14:57:58 by xxaijwd
【求助】国际JPSCD卡片 (金币≥1)(0/12) wangwei616 2011-03-21 2011-03-21 14:26:49 by wangwei616
[色谱质谱] 【求助】GC谱上的峰分不开,寻求建议! (7/1721) sunvsmoon 2011-03-18 2011-03-21 14:14:57 by qqzhuzai
【求助】气相样品测定出峰问题。谢谢! (1/200) yzhlasiI 2011-03-19 2011-03-21 14:11:53 by yangxicshe
[色谱质谱] 【求助】液相测定出现问题了,请教解决方法!! (1/528) yzhlasiI 2011-03-21 2011-03-21 13:55:11 by 痴夷子皮
【资源】有同学有中华药典2005版的吗 (2/250) chenjun2010 2011-03-21 2011-03-21 13:49:31 by 痴夷子皮
【求助】关于复杂体系中物质的分析,菜鸟求助 (4/606) sgn311 2011-03-17 2011-03-21 13:24:10 by sgn311
[色谱质谱] 【求助】液相色谱的问题 (2/485) lion0613 2011-03-20 2011-03-21 13:10:08 by asmygirl
[关贴]【求助】ph=14的氢氧化钠溶液和1mol/L的是一回事吗? (2/1303) 大花蝴蝶 2011-03-20 2011-03-21 13:07:01 by 大花蝴蝶
[色谱质谱] 【求助】怎样使出峰时间提前 (3/1304) guoyayun40 2011-03-19 2011-03-21 13:03:13 by asmygirl
[色谱质谱] 【求助】GC衬管用的脏了洗洗还能用吗? (9/1129) magicalkl 2011-03-16 2011-03-21 12:53:48 by asmygirl
【求助】pka&pkb............................ (1/454) kele9955 2011-03-21 2011-03-21 12:33:35 by lichunming106
【交流】请问有做拉曼光谱方面的吗。 (0/132) zhuguichi 2011-03-21 2011-03-21 11:52:12 by zhuguichi
【求助】求助红外光谱图分析 (1/564) xiaonade 2011-03-20 2011-03-21 11:30:29 by xiaonade
【求助】光谱样品测试分析问题,谢谢! (0/133) margersy113 2011-03-21 2011-03-21 11:29:25 by margersy113
[色谱质谱] 【求助】求助 (0/107) Tang0215 2011-03-21 2011-03-21 10:48:27 by Tang0215
【求助】衍生化反应结晶,是什么原因? (3/1238) luckyjm 2010-01-06 2011-03-21 10:22:01 by Tang0215
【求助】二硝基萘核磁图 (金币≥100)(0/20) smiletoday 2011-03-21 2011-03-21 10:18:34 by smiletoday
【讨论】大家帮忙确认一下 (1/258) wangdm 2011-03-21 2011-03-21 10:10:07 by gezhenhua888
【求助】磺酸钠里少量硫酸根离子的量如何测定 (0/393) amycxp 2011-03-21 2011-03-21 09:42:39 by amycxp
【求助】氢谱化学位移9.353的杂质峰 是什么? (0/1142) blown 2011-03-21 2011-03-21 09:40:34 by blown
[关贴]【求助】请教下梅特勒V20水分测定仪好用吗 (10/2186) happy169 2011-02-20 2011-03-21 09:07:09 by feidalchan
【讨论】碱熔消解样品时的加标回收率实验 (金币≥100)(2/19) hefeiding 2011-03-20 2011-03-21 07:27:55 by yunjun3
【求助】固相萃取 吸附剂 (1/304) tinghaicheng 2011-03-16 2011-03-21 00:30:43 by zyx00921
[色谱质谱] 【求助】气相 样品测定发现问题了?? (1/173) yujingschen 2011-03-17 2011-03-21 00:19:11 by zyx00921
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