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    [热点] 有没有人能给点建议 深蓝的天空 2026-01-21 刚刚
    求助 ：发酵液中丙酮、丁醇、乙醇、乙酸、丁酸如何用GC同时检测？    ( 1 2 ) (12/779) ellenbole 2008-04-10 2008-04-12 22:07:01 by byron1111
    请教气相色谱分析方法 (2/164) qiuyuexi 2008-04-12 2008-04-12 18:23:20 by fdwllq
    高效液相色谱HPLC培训教程（经典） (5/638) maxiangl2007 2008-04-12 2008-04-12 16:35:01 by junjun2006
    [其他分析] 100 金币求助 质谱分析 (0/94) davos 2008-04-12 2008-04-12 14:51:14 by davos
    维生素E琥珀酸酯的碳氢归属 10 (0/62) hongweiwei000 2008-04-12 2008-04-12 13:42:13 by hongweiwei000
    [求助] 有机物的气相分析条件 (3/320) guosenzhao 2008-03-28 2008-04-12 12:47:22 by gjrgogogo
    期刊网 (金币≥3)(0/39) zhuoxiao816 2008-04-12 2008-04-12 11:57:43 by zhuoxiao816
    反相柱子，流动相除了常用的甲醇，乙腈，纯水，还有其他的可以用的？ (5/531) flygh0206 2008-04-09 2008-04-12 11:14:08 by flygh0206
    求助 TCD中H2，CO，CO2的分析基线不准 (1/73) chunshan 2008-04-11 2008-04-12 10:16:18 by afeicas
    气相色谱常见故障检查诊断 (0/120) maxiangl2007 2008-04-12 2008-04-12 08:42:09 by maxiangl2007
    【求助】求二甲醚的质谱图 (7/1443) horace878 2008-04-09 2008-04-12 07:45:05 by haohao2008
    求助：请教下已有XRD谱图用JADE软件求结晶度的方法 (4/501) hatonzwh 2008-03-07 2008-04-12 00:35:33 by 孟令龙779
    请教色谱问题 (6/183) 瑟瑟887 2008-04-10 2008-04-11 22:10:05 by fdwllq
    [其他分析] 【求助高人】CO在线监测 (3/151) zhiwei280 2008-04-07 2008-04-11 21:30:10 by zhiwei280
    求助:EDTA滴定终点在pH=6.0的时候该选用哪种指示剂 (6/480) lp305413 2008-04-03 2008-04-11 21:00:23 by qiviut
    求助：预购气相色谱和液相色谱 1 (7/340) helenzhao 2008-04-05 2008-04-11 20:24:53 by helenzhao
    咨询高手一个关于检出限的问题 (1/2517) iamfish 2008-04-11 2008-04-11 19:25:22 by jjf4085
    求助色谱分析方法!!!急急 (金币≥5)(2/90) 19770918 2008-04-11 2008-04-11 18:49:29 by jjf4085
    [其他分析] 求助紫外分析原因，影响紫外吸收强度的因素是什么 (1/544) niuniu0116 2008-04-11 2008-04-11 18:42:52 by jjf4085
    TCD与FID联用 (8/181) kongt 2008-04-07 2008-04-11 18:27:10 by kongt
    求助！色谱的重现性 (5/484) guo7fly 2008-04-11 2008-04-11 17:51:35 by guo7fly
    [其他分析] 求助紫外分析原因，影响紫外吸收强度的因素是什么 (0/119) niuniu0116 2008-04-11 2008-04-11 17:35:01 by niuniu0116
    【求助】Pi 是什么 (9/541) liuge 2008-04-11 2008-04-11 16:07:21 by liuge
    求助：气体分析取样方法的差异造成结果相差达10倍 (7/492) stony_wang 2008-04-07 2008-04-11 15:48:26 by deyxy200301321
    求助：如何进行形态分析 (0/68) xuyingzhao 2008-04-11 2008-04-11 15:43:46 by xuyingzhao
    求助：气相分析 (2/258) toby_sheng 2008-04-11 2008-04-11 15:12:07 by 铁甲骑兵
    请教0.4mol/L PH8.5的硼酸钾缓冲液怎么配？ (3/848) shanewu 2008-04-09 2008-04-11 13:31:08 by shanewu
    [关贴][求助]请问核磁共振原理（完成） (3/397) zjtoby 2008-04-10 2008-04-11 13:25:32 by zjtoby
    求助顺磁共振（EPR）的谱图解析 (0/184) print2889 2008-04-11 2008-04-11 13:05:55 by print2889
    在线等，急问旋光度和比旋光度的换算公式， (2/82) foggy 2008-04-07 2008-04-11 11:48:40 by lztb
    tris-hcl缓冲溶液可以配到6.8一下吗 (3/378) pring 2008-04-09 2008-04-11 10:34:17 by yulan19992002
    [求助] 寻找研究蛋白质和药物相互作用的同学 (4/222) xmclj887 2008-04-05 2008-04-11 08:27:42 by xmclj887
    请教圆二色(CD)谱 (2/178) bioteching 2008-03-01 2008-04-11 00:56:12 by bioteching
    流通池被堵，请教原因和解决办法？！ (4/635) weifengnit 2008-04-09 2008-04-10 21:20:49 by luckymin
    [求助]大家来看看红外图中有这样的纵坐标吗? (0/67) 36du 2008-04-10 2008-04-10 18:46:48 by 36du
    求助:我想做个和凤仙花有关的色谱分析课题，但不知道南京哪里有这种花 (3/194) tangjinxin2008 2008-04-10 2008-04-10 18:14:35 by zjx121610
    紧急求助:两种物质的IR、MS图谱！ 9 (8/334) f2f2fr 2008-04-10 2008-04-10 17:27:07 by f2f2fr
    请教：溶液中Sc、Al、Mg的浓度分析 (0/35) haitao355 2008-04-10 2008-04-10 17:18:06 by haitao355
    求助，请高手帮忙，分析气质色谱图谢谢 20 (8/553) gubangjin 2008-04-01 2008-04-10 17:04:06 by nature522
    氢氧化钙溶度积常数？ (2/139) bitwdf 2008-04-09 2008-04-10 15:59:10 by bitwdf
    求助内标法的操作过程以及计算的方法 2 (2/155) liushanpao 2008-04-10 2008-04-10 15:45:45 by fdwllq
    [其他分析] 请教问题，请高手指点，非常感谢 (1/67) niuniu0116 2008-04-10 2008-04-10 15:07:28 by niuniu0116
    求助 酸性条件下铜离子的分析 (2/221) huang55755 2008-04-10 2008-04-10 15:00:48 by davidq
    请教有关缓冲能力的问题！ (1/92) liiming1986 2008-03-27 2008-04-10 14:58:52 by davidq
    [求助]如何称量1毫克以下的样品？    ( 1 2 3 4 5 ) (评阅+1) (46/4940) ahwkl 2007-07-08 2008-04-10 14:44:18 by davidq
    请助：紫外可见吸收光谱与紫外可见漫反射光谱的区别 (4/854) crjiangdlut 2008-04-09 2008-04-10 14:30:36 by crjiangdlut
    请教有关甘草酸测定？ (4/297) remayking 2008-04-09 2008-04-10 13:26:46 by jjf4085
    请问高人：市面上购进的分析纯甲醛如何纯化？？ (1/62) blackboy_1984 2008-04-10 2008-04-10 12:13:37 by lovehappy2008
    求助一个在线分析的问题 3 (6/382) edta2000 2008-04-08 2008-04-10 11:52:50 by weijiang
    [求助]晶体x射线中001的峰与002的峰的产生机理 1 (0/49) lightgjx 2008-04-10 2008-04-10 11:37:36 by lightgjx
    问一个有关产物选择性计算的问题 (3/637) ch4_hcho 2008-04-09 2008-04-10 11:36:25 by btqiao
    请教:微流控芯片 (5/399) transon999 2008-04-07 2008-04-10 11:35:39 by transon999
    发光分析群，欢迎大家加入！ (评阅+2) (0/65) mmy2006 2008-04-10 2008-04-10 11:33:52 by mmy2006
    求助：国内哪里的LC-MS库比较全 (1/110) liuruijiexmc 2008-04-10 2008-04-10 11:16:58 by zhwh168
    磷酸氢二钠和磷酸氢二钾做流动相时的区别 (2/133) davidgu 2008-04-10 2008-04-10 10:46:53 by jjf4085
    求助 (5/110) berry840115 2008-04-09 2008-04-10 10:06:20 by s072835
    GC-MS用于测定多环芳烃的条件设定是？ (5/377) cherrydew 2008-04-02 2008-04-10 09:17:43 by liuruijiexmc
    请教有关全自动氨基酸分析仪的问题 (4/484) hjx990 2008-04-09 2008-04-10 09:13:05 by dryfish
    缓冲液的配制 (3/127) 1000239668 2008-04-09 2008-04-10 08:25:56 by 1000239668
    1500PPM COD试剂的配制 (0/121) sniky-dong 2008-04-10 2008-04-10 04:38:07 by sniky-dong
    2%,4%羟基胺‧盐酸溶液 (0/38) sniky-dong 2008-04-10 2008-04-10 04:30:03 by sniky-dong
    1+3，2+1 K.F滴定试剂 (0/35) sniky-dong 2008-04-10 2008-04-10 04:26:32 by sniky-dong
    2% 对二甲基胺基苯甲醛溶液 (0/34) sniky-dong 2008-04-10 2008-04-10 04:25:02 by sniky-dong
    10%磺基水杨酸溶液 (0/64) sniky-dong 2008-04-10 2008-04-10 04:22:59 by sniky-dong
    0.3% 硫氰化汞酒精溶液 (0/32) sniky-dong 2008-04-10 2008-04-10 04:20:48 by sniky-dong
    容量法标定、高效液相法标定、薄层色谱法标定技术要求.pdf (1/229) mulinsun 2008-04-09 2008-04-09 23:31:03 by maoyan7529
    EPR能否测试出晶体的缺陷 (0/112) zhshch 2008-04-09 2008-04-09 22:45:27 by zhshch
    求教最简单的检测溶液中6氨基己酸的方法! (6/428) andydau 2008-04-09 2008-04-09 22:38:27 by yensh
    [求助]关于硅胶整体柱的制备 (1/160) ivyathrun 2008-04-03 2008-04-09 22:37:58 by hydro
    如何分析溶液中的镍钴离子的含量 (6/535) harbourfjh 2008-04-08 2008-04-09 21:13:53 by ljxiaoyu
    [其他分析] 请教磺酸盐的分析方法？ (5/319) amigo365 2008-04-08 2008-04-09 21:13:26 by amigo365
    学术求助 10 (1/89) lovee 2008-04-09 2008-04-09 21:09:06 by jjf4085
    关于填充柱填料的问题！ (1/132) chetramp 2008-04-08 2008-04-09 19:59:51 by nkcontrast
    请教关于微量进样器和移液管的使用，有金币 (5/881) xiayu1985 2008-04-09 2008-04-09 19:29:49 by dryfish
    【求助】金属无机盐与有机物的鳌合（配位） (1/191) ljss_1986 2008-04-09 2008-04-09 19:08:03 by nkcontrast
    关于气相归一法 (6/478) kele888888 2008-04-05 2008-04-09 19:06:20 by omipower
    请教多胺的柱前衍生 (2/88) xiaomi816 2008-04-08 2008-04-09 18:50:50 by omipower
    [求助]色谱TCD检测问题 1 (5/615) 学员e0EK47 2008-04-08 2008-04-09 18:46:20 by omipower
    酸度计误差大 (1/78) sky3d 2008-04-09 2008-04-09 18:18:23 by jjf4085
    求助;2-甲氧基-4-氨基-5-巯基苯甲酸的高效液相分析色谱条件的选择 (3/199) zhouqin1024 2008-04-09 2008-04-09 16:36:51 by zhouqin1024
    请教“如何从液相色谱工作站中取出分析结果的数据和图谱” (4/547) hkdsjj 2008-04-08 2008-04-09 15:50:55 by hkdsjj
    [其他分析] 急求一巯基棉有关的问题 (0/52) lcrexer 2008-04-09 2008-04-09 15:04:00 by lcrexer
    [求助]请帮我看看这个谱图    ( 1 2 ) (12/734) zhuzihan_2001 2008-04-07 2008-04-09 15:03:27 by zhuzihan_2001
    哪里可以找到现成的红外谱图，一些气态简单小分子的 (2/80) abbr 2008-04-09 2008-04-09 14:34:40 by abbr
    求助质谱解析！ (2/126) hey820114 2008-04-08 2008-04-09 14:25:34 by hey820114
    [色谱质谱] 一个GC小问题！ (6/294) ych_1203 2008-03-05 2008-04-09 14:25:26 by ych_1203
    关于葡萄糖氧化酶的固定 1 (0/248) zhanghj 2008-04-09 2008-04-09 13:52:44 by zhanghj
    求助 硅胶层析 (0/78) wenhai03 2008-04-09 2008-04-09 13:36:09 by wenhai03
    求助：什么物质可以提高硫酸钠在30度时的溶解度？如何分离4，6二羟基嘧啶和硫酸钠 1 (3/385) zhaoruijun 2008-04-09 2008-04-09 13:06:25 by jjf4085
    元素化合价分析？ (0/52) cqdenggang 2008-04-09 2008-04-09 12:54:27 by cqdenggang
    资源 [ 查看全部 ] 作者 最后发表
    HPLC故障排除 (7/213) neofloat 2008-03-31 2008-04-12 13:32:10 by dongsq2562712
    气相色谱测试的一点经验 (1/150) tianzhaojun 2008-04-11 2008-04-11 09:49:25 by hero_gjz
    高等分析化学 (9/582) ntx77_7 2007-08-20 2008-04-11 07:30:18 by nujinux
    PH值测定flash (5/395) a1001 2007-11-23 2008-04-11 07:12:06 by nujinux
    精彩系列视频推荐:滴定等基本操作 (26/923) laidewanle 2007-11-26 2008-04-11 06:42:05 by nujinux
    岛津色谱资料 (10/281) zsm313 2008-04-08 2008-04-10 17:09:28 by zsm313
    正确认识我国科学仪器的技术差距和未来发展的建议 [转] (5/388) yalefield 2008-04-10 2008-04-10 16:09:17 by fdwllq
    (150g/L) 酸性硫酸镉F的配制 (1/89) sniky-dong 2008-04-10 2008-04-10 12:27:55 by dnp
    Reversed Phase Chromatography(外文书籍) (9/1022) zhaoyongqiang 2008-03-17 2008-04-10 11:46:49 by zhaoyongqiang
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