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[热点] 推荐一本书 zxl1021 2026-01-19 刚刚
[色谱质谱] 液相色谱柱子问题 (9/1515) 290577260 2015-07-10 2015-07-13 09:15:28 by shamzh
[化学分析] 求教各位关于在职研究生的问题    ( 1 2 3 ) (101/2045) qwqw1212 2015-07-10 2015-07-13 09:13:35 by ylheping
[关贴]求教酸碱中和滴定中是否能用百里香酚酞代替酚酞? (5/2011) know19860907 2011-06-21 2015-07-12 17:44:05 by 神威杰
[色谱质谱] GPC谱图如何计算面积    ( 1 2 ) (16/2816) 415有猪 2015-04-29 2015-07-12 08:08:40 by 星星的家
[色谱质谱] 求助:气相色谱空白出峰满量程基线一直不下来是怎么回事? (11/1782) gyrydm0808 2015-07-07 2015-07-11 21:36:38 by guo_yungang
[色谱质谱] 大家是怎么清洗聚四氟乙烯垫片的 (9/1516) 小学的猫 2015-05-23 2015-07-11 21:13:37 by 夕灬颜
[化学分析] [关贴]请问谁知道椰糠的有机质含量怎么测吗? (评阅+1) (2/1066) june2012 2012-12-01 2015-07-11 14:45:44 by sllicun
[前处理] 固相微萃取的萃取头颜色问题! (2/1944) qingyu906 2015-05-06 2015-07-11 14:36:16 by 樱月suoya
[色谱质谱] 【求助】C18的色谱柱能否用水长时间冲洗?    ( 1 2 ) (17/2918) licy0609 2010-09-08 2015-07-10 08:36:24 by 等-结局敲定
[色谱质谱] [关贴]【求助】安捷伦1200紫外检测器的问题 (9/2989) zb3981444 2011-03-20 2015-07-10 06:11:53 by 鸡蛋泡面2
[色谱质谱] 有没有实验室近两年购置过AB QTRAP 5500质谱? (4/893) voashan 2015-06-26 2015-07-09 23:24:42 by colindrj
[色谱质谱] 岛津液相色谱nexera LC-20AD泵 (4/2898) Phyllis0802 2015-07-03 2015-07-09 23:17:49 by colindrj
[色谱质谱] 衷心请教各位虫友大神浙大和浙工大一些学院LC使用分布情况 (4/1160) bmens 2014-06-21 2015-07-09 20:26:11 by colindrj
【求助】请问下谁知道自来水氯离子的含量    ( 1 2 ) (13/3272) 569913280 2010-09-02 2015-07-09 20:08:50 by colindrj
[色谱质谱] 【求助】急,有没有比戴安离子色谱用的电导检测器检测效果更好的检测器? (6/1594) mayino103 2010-11-16 2015-07-09 20:06:15 by colindrj
[化学分析] 硬脂酸镁怎么做微生物限度的检查呀 (0/1897) jiaxiaowei 2015-07-09 2015-07-09 15:22:31 by jiaxiaowei
[化学分析] DMAc的酸度和碱度用什么滴定分析,原理是什么?? (评阅+2) (0/899) 卓十九 2015-07-09 2015-07-09 13:55:06 by 卓十九
[色谱质谱] 气相体积增大的反应,气相色谱内标法求转化率 (0/878) gerrard1 2015-07-09 2015-07-09 10:33:43 by gerrard1
[关贴]【求助】标定盐酸标准溶液时,基准无水碳酸钠的处理?    ( 1 2 ) (12/4566) 2007108035 2010-05-10 2015-07-09 07:12:51 by sxd111
[光谱分析] NMR解析 (1/672) wlm0917 2015-07-08 2015-07-08 16:38:41 by hydros
[化学分析] 甘蔗中3- 硝基丙酸的检测(曲霉素/青霉素) (0/179) qintangsu 2015-07-08 2015-07-08 16:13:30 by qintangsu
[化学分析] 食品中罗丹明B 染料的检测方法(玫瑰红B/碱性玫瑰精) (0/626) qintangsu 2015-07-08 2015-07-08 16:04:25 by qintangsu
[化学分析] 重金属第二法的检测 (评阅+2) (2/1130) loadjoe 2015-06-24 2015-07-08 15:58:48 by loadjoe
[色谱质谱] 乙醇胺和乙二胺的衍生化 (1/2409) 战神丘比特 2015-07-08 2015-07-08 14:19:26 by hydzp
[光谱分析] NMR    ( 1 2 ) (12/1419) wlm0917 2015-07-07 2015-07-08 12:50:46 by superyeast
[实验室管 ] 水泵给压0.2mpa,可以用油泵抽真空替代吗? (3/834) 公佩欣1314 2015-07-08 2015-07-08 11:11:12 by linweikang
[光谱分析] [关贴]红外光谱定量分析 (6/1789) w20073201 2013-05-26 2015-07-08 06:33:55 by lx1002
[色谱质谱] 【求助】请问磺胺类药物的标准品怎么保存比较好? (4/1214) 三妹妹 2011-01-10 2015-07-07 17:47:49 by 史蒂芬金
[质谱分析] Agilent 5973谱图报告格式问题 (0/435) jjaiken 2015-07-07 2015-07-07 17:22:23 by jjaiken
[版内事务] 2015年6月分析版应助之星奖励颁发帖    ( 1 2 ) (评阅+5) (ACI+1)(13/1867) archbishop 2015-07-01 2015-07-07 16:59:39 by hydros
[数据分析] 果实类黄酮物质,请问4-p-Cumaroylquinic acid是个什么东西? (1/419) 西红柿PK番茄 2015-07-07 2015-07-07 11:20:46 by archbishop
[色谱质谱] 测类黄酮物质,没有标准品,怎么定性? (1/1749) 西红柿PK番茄 2015-07-06 2015-07-07 07:31:28 by hydros
[其他分析] [关贴]【讨论】做离子选择电极的大虾们请进! (2/402) mulangren 2010-07-01 2015-07-07 07:19:00 by liluxiaohui
[化学分析] 大赛璐 手性柱测试报告 (2/386) i_prospect 2015-04-21 2015-07-07 05:08:50 by i_prospect
[数据分析] Fluke 便携式红外热像仪高端应用——液晶屏坏点检测 (评阅-10) (0/514) xiaofu66 2015-07-06 2015-07-06 23:45:02 by xiaofu66
[色谱质谱] 高分辨率软离子质谱    ( 1 2 3 ) (24/1301) wlm0917 2015-07-03 2015-07-06 16:53:20 by wlm0917
[化学分析] D86方法学与IP 123区别 (0/266) 小鱼儿321 2015-07-06 2015-07-06 13:03:35 by 小鱼儿321
[色谱质谱] 关于液相 (4/639) wlm0917 2015-07-02 2015-07-06 10:55:01 by wlm0917
[化学分析] [关贴]等电点与缓冲溶液的关系 (2/1845) jluxjs333 2015-07-05 2015-07-06 08:16:28 by yuanling808
[分析前沿] 求助国内纯水器年销量    ( 1 2 3 4 ) (39/2631) niubenaiwei 2015-07-02 2015-07-04 14:36:22 by 心萦星魂
[化学分析] food chemistry 有纸质版吗? (0/334) 峥岩 2015-07-04 2015-07-04 10:17:08 by 峥岩
[关贴]火焰原子吸收和石墨炉原子吸收标液的配置    ( 1 2 ) (评阅+2) (10/1949) cherish119 2014-02-07 2015-07-04 07:20:10 by yhunsoo
[化学分析] [关贴]【求助】水溶液中重金属离子用什么仪器进行检测    ( 1 2 3 4 ) (38/3863) wdh1984 2010-09-03 2015-07-04 06:27:31 by yueleihao
[质谱分析] NMR原理及操作技术 (评阅+2) (0/550) bina 2015-07-03 2015-07-03 17:11:35 by bina
[化学分析] 一类新药晶型如何定性的? (2/868) guojingtao 2015-07-01 2015-07-03 16:35:41 by 李松8788
[波谱分析] NMR (9/1132) wlm0917 2015-07-02 2015-07-03 16:02:02 by wlm0917
[化学分析] 黄曲霉毒素的薄层层析 (0/545) c显kaxww 2015-07-02 2015-07-02 22:14:48 by c显kaxww
[色谱质谱] GCMS检测双酚A的衍生化机理 (0/748) weijiali 2015-07-02 2015-07-02 17:06:35 by weijiali
[色谱质谱] 气相色谱TCD,标定气体和待测气体浓度要接近吗? (0/316) g10033205 2015-07-02 2015-07-02 15:22:22 by g10033205
南开大学化学学院课题组主页收集 (评阅+1) (6/6147) athinkstone 2007-11-18 2015-07-02 14:25:12 by shenyan1234
[色谱质谱] 请问安捷伦液相色谱1260的连接毛细管可以自行更换吗? (5/1541) menglong2005 2015-06-30 2015-07-02 13:35:26 by L1心晴
[质谱分析] 液质联用接柱子后 (7/1196) Phyllis0802 2015-06-29 2015-07-02 11:03:17 by archbishop
[色谱质谱] 气相色谱分析CO2、CO、O2,怎么选取色谱柱? (3/1439) yanrui886 2015-07-01 2015-07-02 10:47:06 by yanrui886
[波谱分析] [关贴]EDS分析未知样品 (4/736) 瘦男人 2015-06-30 2015-07-02 07:36:36 by 周哲
[色谱质谱] 【求助】关于色谱工作站的问题 (2/395) wawa_99 2010-07-12 2015-07-02 07:10:40 by youde_134
[光谱分析] 纯有机化合物的激发光谱随浓度的变化 (3/912) dreamgirl916 2015-07-01 2015-07-01 21:40:51 by dreamgirl916
[光谱分析] 在测苯甲酸的紫外吸收谱时,在293nm、326nm处有两个吸收峰,请大家说说原因? (9/4696) szymaum 2015-06-30 2015-07-01 20:54:44 by woniubaby
[色谱质谱] [关贴]【求助】关于硅烷化试剂 (2/1287) spxysa041 2011-04-15 2015-07-01 17:44:39 by 野墅居士
[分析前沿] [关贴]分子印迹问题    ( 1 2 3 ) (20/3692) zhangyan9786 2009-02-28 2015-07-01 17:15:30 by xiaohai3135
[关贴]【求助】求助关于分子印迹聚合物模板分子洗脱的问题    ( 1 2 ) (13/4249) 姜片 2010-08-24 2015-07-01 17:10:36 by xiaohai3135
[色谱质谱] [关贴]【交流】安捷伦培训感想——LCMS GCMS的实践操作课 (3/2284) roy1234 2011-04-13 2015-07-01 16:58:13 by zhuman1993
[色谱质谱] GPC凝胶色谱问题交流 (评阅+3) (11/838) HFMH 2015-01-28 2015-07-01 13:31:58 by 流离苏子
[化学分析] 请问草酸亚锡和氢氧化钠反应吗? (1/3244) emcc556688 2015-07-01 2015-07-01 13:04:08 by superyeast
[关贴]【求助】荧光激发峰红移和半峰宽变化的问题 (8/3454) hyzq 2010-05-18 2015-07-01 12:33:47 by dreamgirl916
[色谱质谱] 吹扫捕集-GCMS测定N2O (0/368) singpower 2015-06-30 2015-06-30 22:26:06 by singpower
[色谱质谱] 凝胶色谱法图谱解析 (1/3577) yyjmx0615 2015-06-30 2015-06-30 20:05:02 by lich666
[化学分析] 溶液中硫离子和硫氢根离子的含量测定方法或测试机构,求高人指教 (2/1534) 慧人慧心 2015-06-30 2015-06-30 14:42:01 by superyeast
[色谱质谱] [关贴]【资源】绝对是精品:液相出峰异常解决方法!!! (8/1188) sseia42 2010-08-07 2015-06-30 12:21:19 by 王少公子
[化学分析] 原子吸收测铁锰    ( 1 2 ) (11/1959) 行风2012 2015-06-26 2015-06-29 17:11:25 by alixmeng
原子荧光测试一些小问题,不是很明白。。 (8/1799) margersy113 2011-12-12 2015-06-29 14:10:08 by lixiusunny
[色谱质谱] [关贴]【求助】MS锥孔电压 (1/3104) xkp123 2010-07-05 2015-06-29 12:59:29 by 奇瑞QQ
[色谱质谱] 看了文献,自己做了实验,一直无法理解自己怎么就做不出来文献那么低的数据    ( 1 2 ) (17/2000) 随静向葵 2015-06-25 2015-06-29 09:26:44 by shi102241218
[色谱质谱] 硅胶柱层析    ( 1 2 ) (13/1376) wlm0917 2015-06-25 2015-06-29 08:41:43 by jackie8683
[化学分析] 北京有公司接Maldi-TOF检测的吗 (4/709) sdcumt 2015-01-05 2015-06-28 18:58:09 by itcmm
[色谱质谱] [关贴]气相色谱 内标法 样品制备 操作步骤 (11/4232) cuihua2011 2011-11-13 2015-06-28 12:52:00 by 2012051102
[色谱质谱] HILIC 柱 峰形拖尾    ( 1 2 ) (14/1704) xzang3 2015-06-14 2015-06-28 11:54:46 by palpitation
[色谱质谱] [关贴]菜鸟求教气相色谱分析的检测原理 (评阅+1) (21/2022) lillx2012 2013-12-12 2015-06-27 14:50:58 by 闭荷叶儿
[色谱质谱] [关贴]【求助】关于脂肪酸甲酯化 (11/3618) 乐纷 2010-11-22 2015-06-27 00:50:26 by zjnlqueen
[质谱分析] 求助precursor ion scan是什么意思? (评阅+2) (5/2871) VanessaYang 2015-06-25 2015-06-26 20:59:31 by archbishop
[数据分析] 沉积物XRD谱图中的铁氧化物 或者锰氧化物 (1/1182) 我还是我 2015-06-26 2015-06-26 16:50:23 by xiaochong8693
[数据分析] 求助关于安捷伦气质联用色谱图处理。多谢。 (1/2835) @木笔@ 2015-06-26 2015-06-26 13:29:40 by supercat0821
[分析前沿] 旋光度可以判断对映异构吗 (2/1174) 1030694963 2015-06-25 2015-06-26 10:59:04 by 1030694963
[光谱分析] [关贴]IR-UV联用技术 (4/784) 梅春515 2015-06-25 2015-06-26 08:51:10 by 阿Q~~
[色谱质谱] 【求助】代谢产物质谱分析 (3/586) gudongyu_2000 2010-06-24 2015-06-25 13:48:39 by 呆呆娃0123
[色谱质谱] 期末到了 (5/549) 你是我的她 2015-06-21 2015-06-25 13:38:42 by 学步者
[色谱质谱] 相似度分析 主成分分析 聚类分析 (0/1980) 梦幻天堂 2015-06-25 2015-06-25 13:14:51 by 梦幻天堂
[关贴]【求助】拉曼光谱分析求助    ( 1 2 ) (15/2623) zhiyinnanqiu 2011-03-24 2015-06-25 11:29:57 by xiuziqiao
[化学分析] OT-17 热脱附/ 热解析管 (0/427) qintangsu 2015-06-25 2015-06-25 09:40:14 by qintangsu
[色谱质谱] HPLC-RSpak NN-814 - Shodex 問題~請大神解惑 (评阅+2) (0/270) apbale 2015-06-24 2015-06-24 21:54:48 by apbale
[质谱分析] 质谱分析讲义(离子化方法部分) (评阅+2) (2/765) 爱火野丽 2015-06-24 2015-06-24 18:58:26 by zw0123456789zw
[色谱质谱] 气相色谱FID检测器信号与空气中氧气含量有关系吗? (1/2154) jacklee2011 2015-06-09 2015-06-24 16:29:11 by jimmy2001821
[色谱质谱] 气相色谱问题 (0/255) shrslzylzy 2015-06-24 2015-06-24 15:59:12 by shrslzylzy
[化学分析] GPC问题 (4/730) 敲幸福门 2015-06-19 2015-06-24 14:27:56 by z19891990
[化学分析] 通用型热脱附/ 热解析管-SEFM-SU60550 (0/492) qintangsu 2015-06-24 2015-06-24 13:56:31 by qintangsu
[化学分析] CAMSCO 空气毒物监测热脱附/ 热解析管-SEFM-SU60501 (0/221) qintangsu 2015-06-24 2015-06-24 13:37:33 by qintangsu
[色谱质谱] 等色谱是什么技术?它的原理和应用是什么? (2/650) yixinyiyiai 2015-06-22 2015-06-24 10:57:49 by 1314168apple
[化学分析] 铜络合物 (8/1694) liufang0208 2015-06-23 2015-06-24 10:38:05 by archbishop
[化学分析] 如何知道化合物的具体组成 (8/930) flying042 2015-06-10 2015-06-24 10:07:58 by flying042
[光谱分析] 非专业出身,选修课的XRD分析作业求指导!谢谢 (评阅+2) (0/383) iltfvm 2015-06-23 2015-06-23 19:07:03 by iltfvm
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