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    [热点] 基金申报 zhailichao 2026-01-17 刚刚
    [色谱质谱] 【求助】请问用HPLC做药物含量测定时,是否一定要用药检所提供的标准品?    ( 1 2 ) (11/861) mumulh 2009-06-06 2009-06-14 20:54:03 by anglewo
    请教关于X荧光分析仪 (3/367) lingbao398 2009-06-02 2009-06-14 17:57:31 by choijinsil
    【求助】酸碱滴定中,酚酞指示剂的浓度及配制问题    ( 1 2 ) (11/1937) jennifer1986 2009-06-10 2009-06-14 17:28:18 by lhs818
    【求助】求助各位大侠 (评阅-2) (1/78) tanlei2008 2009-06-14 2009-06-14 13:51:04 by naren4545
    [其他分析] 谁是国家认可的检测中心? (6/562) myhzxl 2008-11-01 2009-06-14 11:38:42 by dyg123
    【求助】请问磺胺类化合物的亲水亲油值怎么查啊 (0/79) kangshengsu 2009-06-14 2009-06-14 10:15:00 by kangshengsu
    【求助】求助CaCO3的标准红外谱图(三种) (2/115) linglizhu 2009-06-11 2009-06-14 09:28:57 by linglizhu
    『求助』pH和pKa有什么区别和联系啊? (8/1090) Cardinal_lzy 2009-06-02 2009-06-14 08:45:30 by weipingwu
    [色谱质谱] 【求助】气相色谱程序结束后出峰问题 (7/463) totalshirley 2009-06-11 2009-06-14 08:36:47 by hugang
    [色谱质谱] 【求助】压力下降的问题 (9/510) yangfei7211 2009-06-13 2009-06-14 08:31:43 by hugang
    [色谱质谱] 【求助】手性环氧氯丙烷的气相检测条件 (评阅+1) (3/372) zhihuai85 2009-06-12 2009-06-13 23:40:52 by zhihuai85
    [分析前沿] [关贴]【资源】推荐一个好的分析学习的网站 (0/159) yqfchina 2009-06-13 2009-06-13 23:10:37 by yqfchina
    【求助】想重新从事自己专业怎么办 (6/455) zly6226 2009-06-11 2009-06-13 22:47:15 by chene
    [关贴]【求助】求对二苯酚分析方法 (0/53) 摇到外婆桥 2009-06-13 2009-06-13 21:02:44 by 摇到外婆桥
    [关贴]吸光度为什么会出现负值?    ( 1 2 ) (15/6036) chengximei 2009-03-17 2009-06-13 20:55:06 by fjcyt
    [数据分析] 【求助】有关化学计量学的疑问 (1/119) zhoushiyu 2009-06-13 2009-06-13 20:53:29 by yinjj
    【求助】钴锰混合氧化物中如何测定Co或Mn的价态 5 (3/487) dajuan303 2009-06-09 2009-06-13 19:39:07 by jyl1987
    【求助】【求助】弱问一个, 谁知道 J-聚集体是什么 具体的含义 (0/146) opq698 2009-06-13 2009-06-13 19:18:18 by opq698
    【求助】气相色谱校正因子与哪些因素有关 (6/687) 远方5683 2009-06-10 2009-06-13 18:54:57 by soaringsun
    [色谱质谱] 【求助】哪位有安捷伦的7694E顶空进样器的操作规程? (2/259) hugang 2009-06-12 2009-06-13 16:54:59 by hugang
    【交流】金属材料中硅元素含量测定 (1/114) baojibt 2009-06-13 2009-06-13 16:29:35 by renzhihai
    【求助】罗通定的分析问题 5 (0/69) a471778 2009-06-13 2009-06-13 16:10:43 by a471778
    【求助】请问盐溶液有等电点吗? (2/89) 天下为公5592 2009-06-13 2009-06-13 15:46:11 by uliya809
    [色谱质谱] 【求助】C18柱被接反了 (8/427) lxg19830206 2009-06-12 2009-06-13 12:33:27 by dabin_sue
    【建议】求助----银离子的检测方法    ( 1 2 ) (10/1436) supersufang938 2009-06-09 2009-06-13 11:23:43 by dwtian
    [色谱质谱] 【求助】c18柱可不可以用正己烷或二氯甲烷进样 (2/190) gaohuipeng 2009-06-12 2009-06-13 09:37:36 by dabin_sue
    [版内事务] 分析版版规(详解版)    ( 1 2 3 4 5 6 .. 9 ) (83/3339) dnp 2008-09-06 2009-06-13 09:23:30 by becky107
    [色谱质谱] 【求助】普通的反相色谱硅胶填料可不可以溶解在纯水中呀? (5/545) gaohuipeng 2009-06-08 2009-06-13 00:22:50 by shansun84
    【求助】无紫外吸收如何检测 (7/365) lxx815099 2009-06-12 2009-06-12 23:23:29 by 嘉木
    【求助】救命啊 急需帮助解答及道题啊 拜谢啊 (3/239) batteryman 2009-06-12 2009-06-12 23:15:25 by 筱梦
    [数据分析] [关贴]【求助】求国家标准 (0/55) hhuukkee 2009-06-12 2009-06-12 23:08:28 by hhuukkee
    [色谱质谱] 甲醇:水:乙酸 60:40:0.1啥意思?    ( 1 2 3 ) (22/1152) xyc121 2009-05-14 2009-06-12 21:06:49 by aosis
    【求助】请教一个荧光滴定的问题 (5/513) zxdno1 2009-06-07 2009-06-12 20:58:21 by xiaohutushen3
    【求助】膜固定染料荧光测金属离子 10 (1/103) aoxiangfeifly 2009-06-09 2009-06-12 20:55:29 by xiaohutushen3
    [关贴]【讨论】谁能提供NMR检测 (6/322) zenly1983 2009-06-10 2009-06-12 20:37:22 by zenly1983
    [色谱质谱] 【求助】硬脂酸的内标物质如何选择? (6/391) totalshirley 2009-06-10 2009-06-12 20:35:04 by YUANDONG9397
    【求助】激素中间体的紫外吸收 (0/59) lxx815099 2009-06-12 2009-06-12 20:08:29 by lxx815099
    [色谱质谱] 【求助】请教液相色谱基线问题 2 (3/248) gaohuipeng 2009-06-12 2009-06-12 18:52:33 by zfj0915
    【求助】请教DSC的问题 2 (2/121) eleanor_cmm 2009-06-11 2009-06-12 18:12:05 by eleanor_cmm
    【其他】水相膜被有机溶剂溶解 (3/255) minic00per 2009-06-08 2009-06-12 17:45:10 by minic00per
    想买一台uv-vis,价格3万一下的,大家推荐一下 (7/542) kfhuo 2009-06-02 2009-06-12 17:01:36 by kfhuo
    [色谱质谱] 【求助】新手对于RP-HPLC分离肽的一些疑问? 9 (9/469) sungw1984 2009-06-10 2009-06-12 16:56:26 by sungw1984
    【求助】求解图高手两张红外光谱解图(纳米盘下载) 10 (评阅-1) (4/220) youyongdeyu868 2009-06-12 2009-06-12 16:50:05 by youyongdeyu868
    【求助】请教顶空分析法 (5/452) xiaohuochai222 2008-08-11 2009-06-12 16:44:26 by hugang
    七氟醚如何测量其溶液中的浓度? (2/77) 阿康5698 2009-04-29 2009-06-12 16:40:34 by 阿康5698
    [色谱质谱] 【求助】求助:PET液相色谱 (0/54) bxwisdom 2009-06-12 2009-06-12 16:05:20 by bxwisdom
    【求助】氨基磺酸怎么检测? (1/207) irene283 2009-06-11 2009-06-12 15:24:00 by mao816816
    【资源】荧光寿命的仪器以及拥有该资源的学校 (0/184) babyfox 2009-06-12 2009-06-12 15:20:20 by babyfox
    [色谱质谱] 【求助】请教制备色谱 (3/205) jojozhou 2009-06-11 2009-06-12 14:43:30 by naren4545
    [色谱质谱] 请教:焦炭酸二乙酯易分解成乙醇与二氧化碳,做GC-MS如何样品前处理? (0/66) zhangliml 2009-06-12 2009-06-12 14:09:54 by zhangliml
    [色谱质谱] 【求助】关于防爆气相色谱    ( 1 2 ) (评阅+1) (10/510) wangwei-spy 2009-06-09 2009-06-12 13:50:15 by wangwei-spy
    【求助】晶形沉淀和无定性沉淀相比为什么溶解度大 (1/190) zuoguoqiang 2009-06-12 2009-06-12 13:08:46 by qwerasdf2783
    【求助】氮吹仪 (5/749) monitor2885 2009-06-12 2009-06-12 12:56:31 by caixq
    【求助】紫外图谱叠加 (6/941) 03yx2 2009-06-04 2009-06-12 11:56:17 by guoguo1106
    [关贴]【求助】跪求高手帮忙解红外谱图 8 (评阅-3) (5/241) youyongdeyu868 2009-06-12 2009-06-12 11:08:41 by youyongdeyu868
    【专题】求助化学实验室管理制度的撰写 (7/609) yaoke77 2009-06-11 2009-06-12 10:09:18 by superbaker
    【求助】AES中摄谱既可以固定暗盒移动光阑又可固定光阑移动暗盒 10 (0/66) ycc6696932 2009-06-12 2009-06-12 09:07:34 by ycc6696932
    【求助】离子强度的问题? (6/555) pilgrimyi 2009-06-08 2009-06-12 08:42:52 by sunli0808
    【求助】简单的标准曲线出问题了    ( 1 2 ) (11/463) gerc 2009-06-10 2009-06-11 23:03:18 by xwei0123
    [色谱质谱] 【求助】关于气相色谱计算的问题,本人新手,谢谢支持! (3/327) 小熊松 2009-06-11 2009-06-11 22:57:18 by 韩伟no1
    【求助】市售氢氟酸浓度,硝酸浓度是质量分数吗? (7/715) ta0049 2009-06-07 2009-06-11 22:51:07 by ta0049
    [色谱质谱] 【求助】非离子表面活性剂的lc-ms分析方法 5 (1/119) yecp 2009-06-09 2009-06-11 21:34:48 by yecp
    [色谱质谱] 【求助】气相分离乙基苯,二甲苯问题 (4/440) Andy83 2009-06-08 2009-06-11 20:24:35 by byron1111
    [色谱质谱] 求助:戴安的HPLC的工作站使用 (7/468) wyznanhang 2009-05-23 2009-06-11 20:16:38 by jiangnan.9
    [其他分析] 焦磷酸钙的结合常数 3 (1/191) snowbird9253 2009-06-03 2009-06-11 19:24:52 by snowbird9253
    【求助】二氧化钛的砷盐 (1/89) zhubao1208 2009-06-06 2009-06-11 19:11:13 by qiao9625
    [色谱质谱] 【求助】HPLC出峰不稳定 4 (9/485) jackzhdd 2009-06-10 2009-06-11 19:08:29 by yangjianchun
    可见-紫外分光计 (8/749) liangzaili 2009-02-24 2009-06-11 18:20:29 by liangzaili
    【求助】油斑实验 (0/141) ajwc3 2009-06-11 2009-06-11 18:13:14 by ajwc3
    [色谱质谱] 【求助】怎样通过调节流动相改善峰形? (5/379) luomuwuhen 2009-06-10 2009-06-11 15:39:29 by 20goodluck20
    氯离子的滴定有国家标准么?    ( 1 2 ) (10/2560) 小鑫007 2009-05-30 2009-06-11 14:59:42 by 小鑫007
    【求助】求助红外图谱解析 (3/193) zhouifang 2009-06-10 2009-06-11 14:46:40 by zhouifang
    [色谱质谱] 【求助】求助溴乙酸含量测定 (3/466) yanhong_wa 2009-06-06 2009-06-11 14:11:45 by guoguo1106
    【求助】求推荐一种在300nm激发做激发光谱的液态的发光物质 (1/81) Kilor 2009-06-09 2009-06-11 13:37:56 by Kilor
    [其他分析] 【求助】求助离子交换树脂类型 10 (0/135) xinhezzh 2009-06-11 2009-06-11 13:17:29 by xinhezzh
    [色谱质谱] [关贴]【求助】求一篇有关液相色谱分析的文章 (0/58) zhouhaoa6129 2009-06-11 2009-06-11 12:36:44 by zhouhaoa6129
    【求助】请问各位虫友从这张图上能反映出分子间的氢键存在吗? (1/156) zbzt3000 2009-06-10 2009-06-11 11:20:15 by gm_night
    [其他分析] 【求助】微电泳仪的进样浓度 (0/149) zzk8817 2009-06-11 2009-06-11 10:57:01 by zzk8817
    【求助】石墨毡怎么做红外啊? 1 (3/321) 309816083 2009-06-11 2009-06-11 10:40:13 by lijing_055
    如何消除醋酸对ICP-MS的影响 (2/138) zly-apchy 2009-05-31 2009-06-11 10:38:03 by zly-apchy
    【求助】,色谱柱堵了。柱头怎么卸。 (3/867) minjun1024 2009-06-10 2009-06-11 10:36:58 by zhaoguohua
    【求助】问大家一个红外光谱的问题,希望高手帮忙! 1 (5/375) rwj031 2009-06-09 2009-06-11 10:33:06 by lijing_055
    【交流】关于原子吸收的问题 2 (4/359) guide9730 2009-06-05 2009-06-11 10:28:09 by cjczm
    罗丹明B 绿色荧光 什么意思呢? (7/2175) staying 2009-04-21 2009-06-11 10:26:38 by 牙齿蛮白
    【求助】请问各位虫友:流动注射分析仪哪个厂家性价比较高? (4/258) zxwlhg63 2009-06-10 2009-06-11 10:15:16 by zxwlhg63
    【求助】降解试验遇到的问题--含量减少 (2/104) happyjane 2009-06-10 2009-06-11 09:55:30 by happyjane
    [色谱质谱] 【求助】请问磷酸缓冲盐相关问题 (9/503) 孤独的风 2009-06-10 2009-06-11 09:45:23 by dlt000
    [色谱质谱] 【求助】如何在安捷伦工作站导出数据进行图谱分析 (2/353) totalshirley 2009-06-10 2009-06-11 09:08:32 by kelg
    【求助】有关漫反射光谱 (2/142) 穆紫玲 2009-06-10 2009-06-11 08:58:21 by aero-silica
    【求助】紫外分光光度计的保养 (5/455) harriet7929 2009-06-10 2009-06-11 08:56:25 by aero-silica
    [其他分析] 【求助】请问05版药典测定总生物碱的方法? 6 (0/139) shuimu7 2009-06-10 2009-06-10 23:26:27 by shuimu7
    [色谱质谱] 【求助】质谱的scan time 设置 (8/1866) 王丽84 2009-06-08 2009-06-10 23:20:29 by kele9955
    [色谱质谱] 【求助】请教关于气相色谱    ( 1 2 ) (13/616) kangfuhaha 2009-06-07 2009-06-10 22:36:14 by 274733171
    【求助】缓冲溶液配制问题 (3/332) learner5310 2009-06-10 2009-06-10 22:32:46 by 筱梦
    [色谱质谱] 【求助】色谱方面的知识 (4/250) liuxiaojun9393 2009-06-10 2009-06-10 22:29:19 by dabin_sue
    [色谱质谱] 【求助】问个基础问题? (4/315) luomuwuhen 2009-06-10 2009-06-10 22:26:47 by 筱梦
    【求助】求高手指点BMImPF6的非水相溶剂,求高手指点,重金相求。 (0/54) fengyu_ 2009-06-10 2009-06-10 22:08:16 by fengyu_
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    Bruker XRD培训资料 (13/664) madynau 2009-04-04 2009-06-12 16:33:08 by xinglijun
    [色谱质谱] 【资源】FLASH动画教程之--液相色谱[已搜索无重复] (3/443) yuansu 2009-06-08 2009-06-12 12:03:59 by ljxn
    分析化学专业国内外资源(尤其是国外的好多精华) (3/583) happykeren2008 2008-10-25 2009-06-11 14:52:13 by muchong_2008
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