24小时热门版块排行榜    

管理团队 (金币库 119796 充值 )

主管区长:
pzypdlfatewu小_包子
主管版主:
西湖醉鱼200782060suruiqin
实习版主:
wyy080214

杰出贡献者

回帖排序 发表排序 刷新页面  |  交流  |  求助  |  资源精华区 作者 最后发表
[热点] 2024 - Chemistry and Pharmacology of Drug Discovery asymmsyn 2026-01-21 刚刚
[色谱质谱] 苯乙烯的催化环氧化 (0/202) huayiran 2012-05-03 2012-05-03 16:48:56 by huayiran
[关贴]有关二硫化锡合成问题请教 (0/3487) luofulian 2012-05-03 2012-05-03 16:33:04 by luofulian
原子吸收分光光度计的吸光度问题 (评阅+1) (2/630) wanwanwanwan 2012-05-03 2012-05-03 16:12:39 by may0105
[色谱质谱] [关贴]手性添加剂在反相色谱和毛细管电泳色谱中的应用 (0/157) 天下枫叶 2012-05-03 2012-05-03 13:31:12 by 天下枫叶
卡尔费休法为什么能测出有机化合物中的结晶水 (0/2683) pizili 2012-05-03 2012-05-03 11:07:39 by pizili
【求助】如何分析含CO2,H2S,NH3,CH4,混合气中各组分的含量    ( 1 2 ) (13/1465) xianyun329 2011-02-28 2012-05-03 08:44:35 by newind
[色谱质谱] 气质联用检测样品操作问题,谢谢大家!! (6/1330) zhengysigu 2011-12-22 2012-05-03 07:58:54 by 战神丘比特
【求助】凯式定氮前处理 (评阅+1) (7/1249) renli 2010-04-20 2012-05-03 06:57:51 by 我的小天天
氧元素的结合能 (评阅+1) (0/1390) 8DavidZhang8 2012-05-02 2012-05-02 22:47:30 by 8DavidZhang8
关于重金属铬的价态 (评阅+1) (0/916) 冰封的心11 2012-05-02 2012-05-02 22:13:04 by 冰封的心11
[分析前沿] 复杂体系直接同时快速定量分析:化学多维校正的若干新进展 (评阅+2) (2/825) gruyclewee 2012-05-02 2012-05-02 19:21:43 by 狂风暴浪
急问反滴定法中的空白滴定是指什么?怎么操作的? (6/3657) sscc 2012-04-30 2012-05-02 14:06:43 by libiaoaiwo
乳酸 羟基乙酸检测 (2/422) pengyangpp 2011-09-02 2012-05-02 11:32:36 by shaojiyeah
DSC曲线问题 (评阅+1) (5/699) lyhmagnolia 2012-04-26 2012-05-02 11:18:23 by huomingjia
北京吉天--AFS930 原子荧光测汞 标准空白达2000多3000,该怎么办?请高手支招! (2/1173) fengwawa 2012-05-02 2012-05-02 10:15:38 by lchn18
[数据分析] XRD物相的绝对强度CPS蛮低 不知道是什么问题 (评阅+1) (0/477) jesus_jiang 2012-05-02 2012-05-02 10:04:26 by jesus_jiang
Bio Beads S-X3聚苯乙烯凝胶(200-400目)哪里能买到 (评阅+1) (0/212) lishuai1412 2012-05-02 2012-05-02 09:02:58 by lishuai1412
【求助】罗丹明B激发光谱    ( 1 2 ) (10/3555) zerodyy 2010-07-04 2012-05-02 06:32:08 by tongtxuan
[色谱质谱] 液相系统污染问题——关于BHT (评阅+1) (ACI+1)(18/2151) martina123 2012-04-27 2012-05-01 23:51:44 by wxt311
沉淀滴定法终点变色疑惑 (0/592) chenjl_4 2012-04-30 2012-04-30 23:35:28 by chenjl_4
[色谱质谱] [关贴]HPLC UV检测器 (1/407) News 2012-04-29 2012-04-30 00:02:14 by organicsuper
{LOGO征集}分析 (评阅+10) (VIP≥1000)(3/27) tristan5072 2012-04-14 2012-04-29 18:55:47 by padodo
[其他分析] S P E 筛板有正反面吗? (3/706) 蝙蝠侠女 2012-04-28 2012-04-29 18:42:52 by padodo
【求助】求助一个红外图谱的物质鉴定 (4/913) jsty 2010-07-08 2012-04-29 16:40:05 by netscaner
[色谱质谱] GC-MS定量分析时定量信号应选用什么? (评阅+1) (1/504) zt44268651 2012-04-25 2012-04-29 10:59:24 by zt44268651
[色谱质谱] 液相色谱漏液问题 (22/4033) 370390543 2012-04-17 2012-04-28 14:16:36 by 梅芒
【求助】谁可以指导下尿素的红外光谱主要峰 (6/1448) ziyoutian 2010-03-18 2012-04-28 13:05:13 by 木木王子
[色谱质谱] 气质柱残留 (评阅+2) (3/511) 木欠又子 2012-04-26 2012-04-28 11:26:36 by qinax1505
【求助】气相峰形不对称怎么造成的 (7/1495) 李金平 2010-08-10 2012-04-28 11:05:45 by 梅芒
【求助】Ph计校正错误怎么办    ( 1 2 3 ) (24/3030) liluo 2010-03-10 2012-04-28 11:02:32 by c20082005
[色谱质谱] GC测水中苯系物,回收率很高是怎么回事 (评阅+1) (0/255) 冷雨和敲窗 2012-04-27 2012-04-27 22:43:37 by 冷雨和敲窗
[关贴]Au-Gra 作为固载基质的优点及选用铁氰化镍(NiNPs)作为电子媒介体的优点 (0/402) mjlyxm 2012-04-27 2012-04-27 17:28:57 by mjlyxm
物质溶解现象 (0/598) tory1987 2012-04-27 2012-04-27 15:20:54 by tory1987
[数据分析] 写英文文章时化学式中数字之间的逗号要空格吗? (0/7754) linghugou 2012-04-27 2012-04-27 13:02:52 by linghugou
[版内事务] [关贴]分析版LOGO设计征集活动开始啦~ ^^ 欢迎虫友们踊跃参与(请勿灌水哟~)    ( 1 2 3 4 5 ) (评阅+11) (47/4346) soundhorizo 2012-03-06 2012-04-27 11:15:47 by favor_999
[色谱质谱] 求助:拖尾的峰上面的峰    ( 1 2 ) (评阅+1) (12/1831) lavender_12 2012-04-24 2012-04-27 09:55:44 by lavender_12
急问0.05 mol/L的NaOH/乙醇标准溶液怎么用邻苯二甲酸氢钾滴定? (3/969) sscc 2012-04-26 2012-04-27 09:43:05 by sscc
【求助】关于检测铅含量的仪器。 (8/774) gwang_78 2010-05-04 2012-04-27 09:35:47 by peepul
自主标定的对照品测原料药含量偏低 (5/2314) ask_03 2012-04-26 2012-04-27 08:53:53 by hxlcpu
[色谱质谱] 【讨论】GC柱温及进样口温度求教,及柱子损伤问题 (8/2289) 风雨兼行 2011-04-13 2012-04-27 05:58:25 by wine0431
搞分析的 (0/129) 风流少爷 2012-04-26 2012-04-26 23:27:22 by 风流少爷
[色谱质谱] 13CNMR 能否定量分析碳酸根 和碳酸氢根的浓度?? (评阅+1) (0/833) sdzzliuming 2012-04-26 2012-04-26 17:13:01 by sdzzliuming
【求助】紫外分光光度法测定面粉中添加剂的前处理 (2/362) dongxincheng 2010-12-31 2012-04-26 17:04:55 by dongxincheng
紫外吸收 吸光度一直在跳 什么原因 (评阅+1) (5/2616) wxa616 2012-04-23 2012-04-26 16:18:15 by sherry小惠
[分析前沿] [关贴]【交流】分析化学博士就业    ( 1 2 3 ) (25/4106) KW 2010-11-24 2012-04-26 13:00:52 by CindyTian007
[色谱质谱] [关贴]【求助】缓冲溶液 (5/716) xkp123 2010-10-11 2012-04-26 11:17:42 by xiangxiang2670
[色谱质谱] 有更新。。。C18柱,0.1%乙酸水溶液中,放置10天,高手帮忙分析下图谱吧,谢    ( 1 2 3 4 ) (35/2541) xiaoyan1028 2012-04-18 2012-04-26 10:29:53 by xiaoyan1028
这个荧光光谱中的fixed/offset(nm) 802.0 什么意思 (评阅+1) (1/1686) fzu2hand 2012-04-25 2012-04-26 09:40:19 by 7ml_latte
[色谱质谱] 溶残检测时遇到的问题——二甲基亚砜中杂质峰的干扰及正丁醇的峰型 (0/545) wddmq 2012-04-12 2012-04-26 09:24:54 by wddmq
[色谱质谱] 毛细管电泳中峰高问题 (6/1115) 潇洒王子 2012-04-21 2012-04-26 09:21:41 by 潇洒王子
[色谱质谱] 【求助】氨基柱柱效测试 (4/1141) yzh0609420 2010-11-24 2012-04-26 06:29:15 by kaven186
[色谱质谱] 质谱测试中如果有氢氧化钠等离子化合物会有什么影响 (评阅+1) (2/1177) 0602120131 2012-04-24 2012-04-25 17:05:26 by 0602120131
【求助】常识求助~~ (7/532) markgreen3 2010-07-10 2012-04-25 14:25:49 by 090420042
[色谱质谱] 【交流】液相色谱峰面积的问题 (9/2162) xinshidai5638 2010-09-02 2012-04-25 14:03:14 by mystar18
[数据分析] syn- ,anty命名和cis-,trans-命名的区别? (0/2438) linghugou 2012-04-25 2012-04-25 11:00:55 by linghugou
用过辛可宁的请进来 (评阅+1) (0/312) xiaoyaojg 2012-04-25 2012-04-25 10:59:43 by xiaoyaojg
除酸管和除酸剂有哪些? (0/168) xiafeixin 2012-04-25 2012-04-25 08:55:33 by xiafeixin
气相-质谱监测分析中,进样瓶定容用二氯甲烷合适吗 (11/2597) yaoxr871106 2012-04-21 2012-04-24 23:46:28 by yaoxr871106
[关贴]老婆就要复试了希望她顺利,散尽金币求祝福    ( 1 2 3 4 ) (评阅+2) (198/7956) huaxuespace 2012-03-27 2012-04-24 21:51:42 by yan340
热氢氧化钠和冷了以后浓度测定为什么有差别 (评阅+3) (24/3400) guangyu5985 2012-03-13 2012-04-24 19:19:06 by 0602120131
请教氘水的衰减全反射红外 (0/481) jlsdyac 2012-04-24 2012-04-24 16:25:42 by jlsdyac
关于配合物的NMR (评阅+1) (0/225) lyhmagnolia 2012-04-24 2012-04-24 14:16:35 by lyhmagnolia
荧光发射问题 (评阅+1) (7/1629) pengjian20 2012-04-22 2012-04-24 10:56:38 by nbr20066
关于10^(-6)mol/L (1/327) SPYchemistry 2012-04-23 2012-04-24 08:12:26 by chaijudi
xps上怎么根据结合能看化合物结构? (评阅+1) (4/4088) zjjlimin 2012-04-23 2012-04-24 07:19:30 by lily986
如何简单便宜的测得氯离子浓度 (评阅+1) (2/343) 青霉素 2012-04-23 2012-04-23 21:49:26 by zxwcn
非水滴定法后期关于电位滴定为题 (评阅+1) (2/221) Emily0jn 2012-04-09 2012-04-23 17:12:48 by Emily0jn
混酸分析 (评阅+1) (1/1156) lhd152 2012-04-23 2012-04-23 15:20:01 by 330532119
【求助】氨水的含量如何用滴定法做? (4/1532) jglykj 2010-09-23 2012-04-23 11:28:38 by Clovetessal
[色谱质谱] 关于气相色谱样品处理问题 (5/673) 相濡以沫 2012-04-19 2012-04-22 23:08:55 by nedved33
碳五原料 阻聚剂 (0/337) boimin1983 2012-04-22 2012-04-22 18:33:01 by boimin1983
【求助】粒径分析 (4/463) xiaolili 2010-05-21 2012-04-22 11:23:10 by abczhan
【求助】求助荧光光谱问题 (9/1636) yxh1875 2010-05-08 2012-04-21 20:30:38 by 发光二极管
[关贴]【求助】HPLC相关 请问为什么这两个物质怎么都分不开啊    ( 1 2 ) (15/1952) louishuang 2010-06-29 2012-04-21 15:01:30 by 静月晴空
[色谱质谱] 主峰后基线漂移 (2/781) happybird2007 2012-04-21 2012-04-21 13:47:29 by gzbgx
[专家交流 ] 专家顾问注意了 (7/723) 408851978 2012-04-10 2012-04-21 10:49:52 by ltxin2009
[其他分析] pH计能够测固液混合物么? (3/1305) sahararaincn 2012-04-18 2012-04-21 09:43:14 by rockfeller
环保要求 (0/69) hugewave 2012-04-21 2012-04-21 07:14:59 by hugewave
[色谱质谱] 【求助】PEEK(聚醚醚酮)的裂解气相色谱分析 (1/383) 寻寻 2010-11-27 2012-04-20 19:17:54 by phoenix_leo
[色谱质谱] PY-GC/MS与GC/MS有什么区别??请教各位大仙 (4/2934) fangcheng533 2011-11-24 2012-04-20 19:14:11 by phoenix_leo
原子荧光无火焰 (评阅+1) (6/1742) 冰封的心11 2012-04-17 2012-04-20 15:50:39 by 冰封的心11
可溶性氮 原理 (6/460) joanchen2007 2012-03-19 2012-04-20 15:25:52 by lihaowto
[关贴]有人自己装过液相柱子吗 (13/2026) zhaoting0903 2012-03-11 2012-04-20 12:07:54 by lytion
[色谱质谱] 最近气相色谱 研究什么比较新呀 最近一直用石墨烯 请教还有什么别的处理方法么? (评阅+1) (3/854) 合理伪装 2012-04-19 2012-04-20 08:58:02 by 狂风暴浪
[数据分析] 【求助】RSD和加标回收率多大数据才可靠?    ( 1 2 ) (12/6803) shijialu 2010-11-18 2012-04-20 08:54:25 by 周源平
【求助】GC 样品检测不出峰问题?怎么办?    ( 1 2 ) (14/2352) yzhlasiI 2011-03-17 2012-04-20 07:15:57 by workshop0901
[色谱质谱] 【求助】求助:富集相直接进样可以么    ( 1 2 ) (16/1461) sunxiumin1 2010-09-10 2012-04-19 20:12:13 by 空中美男子
关于铬酸钡分光光度法测硫酸根的防止沸腾液体飞溅的方法有哪些? (0/401) bohr86 2012-04-19 2012-04-19 16:57:11 by bohr86
[关贴]各位 谢谢 (评阅-2) (6/331) tengping 2012-04-19 2012-04-19 13:14:51 by erty66k
离子交换树脂 (0/297) liuying58144159 2012-04-19 2012-04-19 12:32:54 by liuying58144159
[色谱质谱] 【求助】气相色谱的手动进样和自动进样得到的结果差别很大,请各位帮忙分析原因 (6/1731) 大头柚子 2010-12-16 2012-04-19 10:24:35 by 489583179
[色谱质谱] 【求助】如何对毛细管柱进行老化 (8/3085) lishushu 2010-12-14 2012-04-19 05:55:19 by iprj
[色谱质谱] 日本岛津QP2010GCMS (评阅+1) (0/472) 674876157 2012-04-18 2012-04-18 09:56:35 by 674876157
参加这样的会议有没有必要?中国仪器仪表协会举办的。 (6/1153) 飘伶人 2011-11-14 2012-04-18 08:46:09 by leqianduo
[色谱质谱] 【求助】盐洗之后为什么还要水洗?    ( 1 2 ) (13/1905) YUANDONG9397 2010-03-27 2012-04-18 08:03:11 by tdcq2639
水质 铜测定 (评阅+1) (0/894) 阿迪没烦恼 2012-04-17 2012-04-17 20:34:16 by 阿迪没烦恼
[数据分析] 请教origin 8.0画图问题 (评阅+1) (0/443) 674876157 2012-04-17 2012-04-17 16:30:17 by 674876157
【求助】分子印迹的问题 (7/953) xkp123 2010-06-26 2012-04-17 16:26:10 by suchao0527
[分析前沿] 【求助】有没有做分子印迹的? (2/561) wpf1230 2010-08-18 2012-04-17 16:25:22 by suchao0527
[版块活动] {LOGO征集}应征 (评阅+10) (VIP≥10000)(0/15) guevara1967 2012-04-17 2012-04-17 13:38:08 by guevara1967
相关版块跳转
查看