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    [热点] 推荐一本书 zxl1021 2026-01-19 刚刚
    [版内事务] 化学区版内整理活动讨论(分析版)    ( 1 2 ) (金币≥65535)(10/80) yensh 2008-10-19 2008-10-21 22:40:08 by 佳怡
    求教如何用Origin进行分峰拟合 (4/959) dangqq1982 2008-10-19 2008-10-21 21:00:41 by beerglass385
    H2S的检测方法 3 (1/109) feel198454 2008-10-20 2008-10-21 20:50:48 by feel198454
    请问用EDTA洗脱金属离子后为什么要用NaOH再生? 2 (1/155) lty2010 2008-10-20 2008-10-21 19:51:35 by sunxiaoli
    求助:菜鸟问一个红外问题 (2/110) lonelydemon682 2008-10-18 2008-10-21 19:36:32 by xiaogen
    请问一下你们单位购买色谱设备的流程 10 (1/133) alu024 2008-10-18 2008-10-21 19:15:30 by hbj0775
    有关Al3+沉淀的问题 (1/90) ymz 2008-10-20 2008-10-21 17:40:25 by ymz
    快速测定有机氯含量的方法 (1/115) elfstar899 2008-10-21 2008-10-21 17:35:42 by 0158701587
    液谱分析药品含量结果总是100%以上,请高手帮忙 (6/563) xiaowu2001135 2008-10-17 2008-10-21 16:54:14 by zhongfengming
    醇钠纯度的测定 (3/192) freemist 2008-10-21 2008-10-21 15:38:08 by wgs1212
    什么是加德纳色度标准法 (1/199) anhz 2008-10-20 2008-10-21 15:32:56 by l379989165
    求助:4-氨基环己醇的正反式结构的检测方法 5 (0/81) evalu 2008-10-21 2008-10-21 14:43:26 by evalu
    721可见分光光度计使用说明(视频)(已搜索无重复) (评阅+2) (1/148) opq691 2008-10-20 2008-10-21 14:17:16 by grwkhw2006
    在存在三价铁离子情况下,如何检验二价铁离子 (5/1530) lsy8036 2008-10-11 2008-10-21 13:52:03 by wgs1212
    请问L-酪氨酸如何能溶解呢?虫子们帮帮忙啊 (1/569) zhangxd935 2008-10-15 2008-10-21 13:44:52 by wgs1212
    求助:TLC的问题 (3/120) lxylg2008 2008-10-21 2008-10-21 12:31:26 by ccq83ban
    急!!!求助 二元泵压力相差多少是正常的? (3/149) liushufen2009 2008-07-29 2008-10-21 11:13:58 by 李小香
    求助:有几个分析化学滴定的偏高偏低问题,请哪位大侠帮忙看一下 (0/174) wangweihua 2008-10-21 2008-10-21 10:41:14 by wangweihua
    求助 滴定管校准中用的一个表:纯水密度及与1ml纯水平衡时的砝码质量值 5 (2/77) houyudi881169 2008-10-20 2008-10-21 10:08:02 by houyudi881169
    求助 (0/54) hyin1125 2008-10-21 2008-10-21 08:41:34 by hyin1125
    什么试剂与氨水产生砖红色沉淀? 3 (4/562) whmaomao1983 2008-10-20 2008-10-21 08:29:28 by sally208
    [其他分析] 求矿石中氧化铝、氧化钙、二氧化硅及硫含量的分析方法 5 (6/567) pengfeijin 2008-09-08 2008-10-20 22:40:27 by linjian1103
    如何分析氢氧化钾中氢氧化钠的含量 (4/507) xiuluo 2008-10-16 2008-10-20 22:30:33 by coolbmw11
    求助 质谱断裂峰归属之二 (0/71) xgxd524 2008-10-20 2008-10-20 22:06:11 by xgxd524
    [版内事务] dnp~~~ (2/53) yensh 2008-10-20 2008-10-20 21:50:11 by dnp
    求香兰素的化学滴定方法!! (5/232) mushi611 2008-10-14 2008-10-20 21:07:13 by mushi611
    求助:色谱柱压力 (3/327) ld63462693 2008-10-20 2008-10-20 21:01:16 by ld63462693
    waters液相250cm柱压很高,求助 (4/370) qingquan9085 2008-10-19 2008-10-20 20:43:16 by zhangsibao
    弱问:检测器串联使用出峰问题 (1/66) joyzhou 2008-10-20 2008-10-20 20:42:37 by lankywang
    人参皂苷Re的对照溶液有效期验证 (0/183) sky3d 2008-10-20 2008-10-20 20:22:26 by sky3d
    做标准曲线时关于溶剂的问题 5 (2/178) shanniepoo 2008-10-20 2008-10-20 20:11:14 by shanniepoo
    LC-MS做PFOS的时候,总是有499峰残留,不知道怎么回事。 4 (2/129) lankywang 2008-10-17 2008-10-20 20:06:30 by lankywang
    [其他分析] COD测定中遇到的问题 1 (4/374) zk99china 2008-10-19 2008-10-20 19:31:40 by zk99china
    菜鸟请教吸收光谱的绘制 (2/95) annyjah 2008-10-20 2008-10-20 19:20:33 by fh117
    无水硫酸镁干燥乙醚萃取物一般要多少时间啊? (0/168) zheng5189 2008-10-20 2008-10-20 17:57:12 by zheng5189
    [关贴]大量仪器方法综述版块资源 (+1) (评阅-1) (2/173) jiangpingyue 2008-10-20 2008-10-20 16:06:05 by lww123
    做α-溴萘的室温磷光时用H2SO4调酸性,不知对体系有没有影响 1 (0/39) 挚友 2008-10-20 2008-10-20 16:03:48 by 挚友
    请问国内谁的色谱做得很好,呵呵 (8/516) lewz66 2008-10-18 2008-10-20 15:40:42 by joyzhou
    大家帮帮忙,急求两本书!!! 47 (6/291) cloudcloud 2008-10-18 2008-10-20 15:39:18 by opq691
    [关贴]10 个金币 求助 陈国珍的 荧光分析法    ( 1 2 ) (评阅-10) (12/3070) crystal2007 2008-01-07 2008-10-20 15:23:04 by opq691
    气相色谱FPD检测器的噪声问题 (2/143) xwm02623 2008-10-20 2008-10-20 14:50:54 by huangjh568
    葡萄糖浓度的检测都有什么方法?紫外可见分光光度可以检测吗? (6/735) 十字彩虹 2008-10-12 2008-10-20 14:37:44 by asromatotti
    液相和气相色谱讲座信息 (0/79) elest 2008-10-20 2008-10-20 12:40:27 by elest
    软件安装问题 (2/105) 木虫坤 2008-10-20 2008-10-20 10:12:54 by sunfuan
    波长 (0/41) www3712 2008-10-20 2008-10-20 09:59:28 by www3712
    求助:色谱柱选择 6 (4/368) zhanghy1423 2008-10-18 2008-10-20 09:34:39 by zhaojunji06
    请教:我想去欧洲留学学分析,谁有比较好的老师推荐? (0/73) hhty 2008-10-20 2008-10-20 09:17:20 by hhty
    请问pH=6和pH=7的缓冲溶液怎么配制啊? 1 (2/157) lty2010 2008-10-19 2008-10-20 09:02:14 by petrocatal
    求助!气相色谱峰面积重现性很差怎么回事? (8/1015) pcc2007 2008-10-16 2008-10-20 08:57:17 by pcc2007
    油脂检测 3 (0/47) fuwande 2008-10-20 2008-10-20 08:48:13 by fuwande
    苦味酸钠与氰酸显色机理? (1/45) ayumichen 2008-10-20 2008-10-20 08:45:34 by platto
    三聚氰胺水解条件? (0/361) ayumichen 2008-10-20 2008-10-20 02:22:02 by ayumichen
    有没有研究六角体科技三聚氰胺沉淀检测法的同仁? (2/227) whmaomao1983 2008-10-15 2008-10-20 01:07:05 by ayumichen
    MS请教 (1/81) luchenshu 2008-10-19 2008-10-20 01:05:40 by yuzhan
    求助:化学振荡中极限环及奇异吸引子 5 (评阅+1) (0/51) nxl 2008-10-19 2008-10-19 22:53:16 by nxl
    求助:ESI-MS的分析方法 (0/239) linglong923 2008-10-19 2008-10-19 20:39:22 by linglong923
    求助:如何分离3-甲基吡啶和4-甲基吡啶 (0/45) 月影星痕 2008-10-19 2008-10-19 19:46:35 by 月影星痕
    岛津液相色谱 柱温显示屏太暗? (4/251) ustc2000 2008-10-18 2008-10-19 19:30:31 by ustc2000
    请求帮助 (0/44) uliya809 2008-10-19 2008-10-19 19:17:40 by uliya809
    求助 薄层分离有机酸和多糖,所用的展开剂,万分感谢 (2/116) ppt121 2008-10-15 2008-10-19 17:06:57 by mrkuming
    中兴大学Varian NMR的使用说明(共20章) (金币≥4)(3/117) CKX 2008-10-18 2008-10-19 16:47:27 by CKX
    关于梯度洗脱 (9/627) jia0472 2008-10-16 2008-10-19 16:12:38 by jia0472
    安捷伦色谱 (1/121) jimmyhwd519 2008-10-19 2008-10-19 16:02:00 by liuyong2007
    分析天平的电源要一直插着吗?为什么?    ( 1 2 ) (12/1238) solothinking 2008-10-14 2008-10-19 15:20:50 by wakan
    一氯甲烷 (2/90) xyz820608 2008-10-19 2008-10-19 14:50:15 by xyz820608
    用气相色谱分析酚出现重现性差的问题是什么原因 2 (0/65) liangweimin 2008-10-19 2008-10-19 14:48:31 by liangweimin
    请问:煤化工生产过程中要测那些重要的性质参数??? 1 (1/59) wwf216_2001 2008-10-13 2008-10-19 13:31:47 by wwf216_2001
    色谱出峰不好,请看图!    ( 1 2 ) (17/1511) superlubo 2008-10-15 2008-10-19 13:13:35 by zhangsibao
    [关贴]实验室社区,实验室人的网上家园 (0/41) luodl 2008-10-19 2008-10-19 10:25:08 by luodl
    [版内事务] [关贴]应助奖励金币申领专贴    ( 1 2 ) (10/261) yensh 2008-09-11 2008-10-19 09:17:47 by yensh
    [版内事务] 交流 (9/352) dnp 2008-10-18 2008-10-19 08:39:32 by yensh
    HPLC数据处理视屏教程(戴安最新型离子色谱仪) (金币≥1)(1/234) yaogangzhang 2008-10-09 2008-10-19 01:20:48 by kelg
    油品分析 (3/376) 咖喱牛肉 2008-08-26 2008-10-19 00:17:11 by licoo2
    Solaar M6测铅 空白值很高 哪位高手帮分析下 (1/44) haiqian 2008-08-24 2008-10-19 00:16:46 by licoo2
    【求助】原子吸收光谱能测哪些元素? (5/981) guanyaman 2008-10-16 2008-10-19 00:03:51 by licoo2
    气相色谱顶空进样测卤代烃时无法定量怎么办 5 (1/70) fenglingcao 2008-10-18 2008-10-18 23:48:59 by feirenlei
    急问:原子吸收所配制的钙镁系列标准溶液可以放置到第二天再继续使用吗为什么 (4/499) wangjinxiu1029 2008-10-17 2008-10-18 23:38:34 by licoo2
    求助!哪里有硅化镍的红外谱图? (0/59) alixc 2008-10-18 2008-10-18 23:11:46 by alixc
    求教关于HPLC流动相的问题 (3/292) mimikj_038 2008-10-18 2008-10-18 22:57:16 by 柳成阴
    [其他分析] “喷雾气(N2)流速为20 arb”中“arb”英文全名叫什么? (0/43) dingjianh2004 2008-10-18 2008-10-18 22:34:05 by dingjianh2004
    [其他分析] 有机中黄是什么东西啊,颜料中的。cas号多少 (0/32) 5510767 2008-10-18 2008-10-18 21:35:21 by 5510767
    急求:蛋白质检测时的干扰物质 8 (2/84) yuejun80 2008-10-17 2008-10-18 20:41:47 by wf3786621
    隐蔽剂,求助!! (6/624) shixiaolan 2008-10-15 2008-10-18 20:33:59 by wf3786621
    帮朋友:关于气相色谱分析 (6/349) linda1119 2008-10-17 2008-10-18 20:17:03 by linda1119
    [其他分析] 求ASAP2020的分析软件 (4/381) 丁建阳 2008-04-26 2008-10-18 19:11:30 by stz2004
    求助请问398nm比色,应该用石英杯还是玻璃杯?如果用错了会有什么后果呢 (9/793) zhy2219 2008-10-04 2008-10-18 19:01:32 by zhy2219
    实验室色谱仪器一般看中哪些重要技术参数 (3/248) alu024 2008-10-18 2008-10-18 15:25:23 by platto
    请问底泥脂肪酸怎么检测? (1/40) janie2008 2008-10-16 2008-10-18 13:37:04 by janie2008
    [关贴]求助 (评阅-2) (1/56) jodi_zhou 2008-10-17 2008-10-18 12:36:55 by ld63462693
    求问苯基丝氨酸的溶解性? 10 (0/28) bioartist 2008-10-18 2008-10-18 12:16:42 by bioartist
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