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[热点] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 FChKX8meu1ds 2026-11-13 刚刚
[色谱质谱] 【求助】色谱分离苯乙酮和1-苯乙醇 (1/933) lxdong 2011-03-25 2011-03-25 16:45:45 by xiaoyaluo82
【求助】迭氮钠防腐液的配制问题 (1/411) chenbill2002 2011-03-24 2011-03-25 16:20:31 by meijuan
[色谱质谱] 【求助】[font=宋体]测定液相色谱柱中固定相和流动相体积的方法[/font] (0/812) xzqcyq 2011-03-25 2011-03-25 15:47:40 by xzqcyq
【求助】纳米颗粒修饰 (0/244) 1332349786 2011-03-25 2011-03-25 15:40:17 by 1332349786
【求助】有关物质极性 (2/276) zhzhwei 2011-03-24 2011-03-25 14:59:02 by jinglh8288
【求助】请教两个化学方面的单位表示什么意思? (评阅+1) (2/525) scutplm 2011-03-23 2011-03-25 14:57:02 by jinglh8288
【求助】请教液相问题,十万火急! (10/1955) lw2627 2011-03-23 2011-03-25 14:22:14 by ls8375
[色谱质谱] 【求助】流动相,纠结中 (3/731) wq8212 2011-03-25 2011-03-25 14:18:53 by wq8212
【资源】推荐一个很不错的薄膜网站(内含许多XPS,AES分析测试的手册和资料) (3/570) sword123 2011-02-26 2011-03-25 13:55:39 by Tsingr
[色谱质谱] 【求助】Agilent 1200 无压力? (4/1009) kx2599 2011-03-23 2011-03-25 13:20:57 by sdzktd
【求助】原子吸收分光光度法测杂质镉 (3/1152) hncuren 2011-03-25 2011-03-25 12:43:01 by seawolfing
[数据分析] 【求助】曲线求a和b值? (2/648) 刘晶晶 2011-03-25 2011-03-25 11:33:03 by dx109
【求助】关于各形式磷酸盐 (0/433) hope0211 2011-03-25 2011-03-25 10:58:52 by hope0211
【求助】配制乙二醛溶液 (1/423) luckxxq 2011-03-24 2011-03-25 10:24:39 by luckxxq
【求助】请教:热分析物质实验相关问题,谢谢!!!! (0/182) yzhlasiI 2011-03-25 2011-03-25 10:13:36 by yzhlasiI
【讨论】关于化学检验员资格证 (0/1819) jiwu 2011-03-25 2011-03-25 09:49:00 by jiwu
【求助】使用电化学方法除去分子印迹聚合物中的模板 (0/378) ymao 2011-03-25 2011-03-25 09:22:06 by ymao
[其他分析] 常用溶剂物理常数和精制方法 (2/596) li_hip 2006-05-25 2011-03-25 09:06:28 by guagua0829
[色谱质谱] 【求助】关于离子液体阴离子的问题 急! (0/318) utfish 2011-03-25 2011-03-25 08:59:26 by utfish
请问LC-MS中用了氨水调PH会影响正离子模式下的相应强度吗 (3/777) jinlinsheng 2008-11-27 2011-03-25 08:34:47 by ﹏絲、萘色
【求助】最近在用比色法测重金属,显色体系老是不稳定怎么办啊 (5/1442) gongxiaoyong 2011-03-16 2011-03-25 00:54:27 by gongxiaoyong
[色谱质谱] 【求助】各种微量进样器的区别 (2/3166) postmanli 2011-03-24 2011-03-24 22:33:13 by 嘉贝?沦�
[数据分析] 【求助】求助一下XRF的谱图,能导出TXT的吗? (1/1304) gy9997 2011-03-24 2011-03-24 22:28:23 by 嘉贝?沦�
[色谱质谱] 【求助】Angilent 7890A/5975C 定量怎么操作啊? (4/1307) liuli322-2 2011-03-24 2011-03-24 22:20:00 by zyx00921
[色谱质谱] 【交流】求教关于Shim-pack-VP-ODS 色谱柱的使用 (0/1047) sidanghui 2011-03-24 2011-03-24 21:35:41 by sidanghui
求:二氧化硅红外标准谱图 (5/840) 3040821025 2007-10-27 2011-03-24 21:13:07 by wfja
【求助】急求红外光谱问题 (2/376) prettybone 2011-03-24 2011-03-24 21:11:08 by prettybone
【求助】红外,用的kbr和kcl是什么    ( 1 2 ) (18/4152) 狐狸姐姐 2011-03-15 2011-03-24 21:07:43 by 小鱼儿1989
【求助】求助常用荧光染料的荧光量子产率 (4/4058) sdufubo 2011-03-24 2011-03-24 20:39:28 by pplover
[色谱质谱] 【交流】岛津液相色谱如何 (18/3830) snmei 2011-03-23 2011-03-24 20:19:24 by snmei
[其他分析] [关贴]我的第一个帖子:推荐一个仪器分析网址--清华大学教学软件库    ( 1 2 ) (+4.75) (评阅+1) (19/3072) yoghurt25 2006-07-16 2011-03-24 19:47:55 by liulei1985
【求助】可吸收的光波长范围是多少啊?仪器的工作波长范围是多少? (2/575) xibei1s985 2011-03-23 2011-03-24 19:37:17 by 刘晶晶
[色谱质谱] 【求助】莫名奇妙的宽峰问题 (2/610) News 2011-03-24 2011-03-24 18:54:54 by lanpishu23
【求助】N=N双键的红外吸收峰 (1/2867) 晓梦蝴蝶 2011-03-24 2011-03-24 17:22:28 by liyan881228
[色谱质谱] 【求助】请教:柱内填料或固定液化学名称叫什么? (2/435) yangxicshe 2011-03-24 2011-03-24 17:03:29 by shesui
【求助】甲苯是否能溶聚苯乙烯 (金币≥300)(1/24) daiyinghua 2011-03-24 2011-03-24 16:02:57 by herenren
【求助】水溶液中C元素的含量测定 (2/520) yixia1013 2011-03-24 2011-03-24 15:45:28 by yixia1013
[色谱质谱] 【求助】什么样的色谱柱受溶液中的盐类影响较小 (2/376) dcm102 2011-03-23 2011-03-24 15:06:47 by zhanghanxiao
[色谱质谱] 【求助】液相为什么用着用着就检测不到产品了?? (6/618) yujingschen 2011-03-22 2011-03-24 15:05:33 by zhongfeng_
[数据分析] 【求助】请问XPS中C-O-Pd的化学位移 (0/941) taysani 2011-03-24 2011-03-24 14:48:05 by taysani
【求助】检测不同距离的盐酸浓度时发现问题了。怎么解决? (2/330) yujingschen 2011-03-23 2011-03-24 14:07:09 by yujingschen
【求助】甲基橙指示剂的配制 (3/1203) ct5107 2011-03-22 2011-03-24 14:06:28 by haha5151983
[色谱质谱] 【求助】急问TDX-01色谱柱 (7/1830) liuran 2009-10-11 2011-03-24 12:36:24 by lite1824
[色谱质谱] 【求助】我用Agilent 7890/6975ms测定烟用香精中的香豆素和黄樟素,香豆素回收率偏低� (金币≥10)(0/43) 高川川 2011-03-24 2011-03-24 12:01:12 by 高川川
安捷伦面试 (3/970) neauguow610866 2009-02-14 2011-03-24 11:22:34 by gretea
【求助】癸二酸二异丙酯 (0/582) 408851978 2011-03-24 2011-03-24 11:10:48 by 408851978
【求助】如何测定发泡PP中CO2和丁烷含量 (1/597) 山高月小 2011-03-23 2011-03-24 10:35:45 by 山高月小
[色谱质谱] 【求助】GC-Mc分析问题 (18/3200) ryqun 2011-03-14 2011-03-24 10:21:49 by dhmei
求助:红外中峰面积的确定 (2/553) 锦瑟love 2008-09-15 2011-03-24 10:18:07 by thlzm
[分析前沿] 【求助】三苯基硅醇一般选用什么分析条件呀..希望大家帮忙,谢了 (金币≥5)(0/26) zhongweikong 2011-03-24 2011-03-24 10:12:14 by zhongweikong
[色谱质谱] 【求助】质谱雾化器检测相关问题,请教!! (1/667) yangxicshe 2011-03-23 2011-03-24 09:51:55 by yangxicshe
[色谱质谱] 【求助】色谱柱的选择 (7/1193) qingbay 2011-03-23 2011-03-24 09:49:41 by qingbay
[色谱质谱] 【讨论】气相色谱的问题 (0/228) 学员vhvGrp 2011-03-23 2011-03-23 21:23:04 by qingfengwang
[数据分析] 【求助】Jade5.0软件 (0/590) wszhyl 2011-03-23 2011-03-23 20:59:53 by wszhyl
[其他分析] 【求助】各种取代基的安息香缩合产物的旋光值 (0/332) 赵熙良 2011-03-23 2011-03-23 20:54:11 by 赵熙良
[其他分析] 【求助】主成分分析相关图 (1/976) kuikuijiayou 2009-12-22 2011-03-23 20:47:24 by huiqimouse
[其他分析] 【求助】碳糊电极中石墨粉的相关问题 (2/514) yihonmeilan 2010-07-07 2011-03-23 18:54:10 by liuzaiqing2004
[色谱质谱] 【求助】气体分离 (10/1669) liangshijiao 2011-03-16 2011-03-23 17:28:09 by liangshijiao
【求助】熔融结晶是什么?有大侠知道吗?? (3/823) yangxicshe 2011-03-15 2011-03-23 17:26:41 by 燕戴待
[色谱质谱] 【求助】液相,一个峰很宽,其他峰都很窄 (9/2137) 河边守望 2011-03-21 2011-03-23 17:21:04 by 朝阳小狐狸
[色谱质谱] 【求助】安捷伦质谱培训课件 (1/365) 清水塘 2011-03-14 2011-03-23 17:19:31 by 燕戴待
[色谱质谱] 【求助】用TDX-01分析合成气制二甲醚气体 (0/273) tanghua8196 2011-03-23 2011-03-23 17:10:55 by tanghua8196
【求助】热重分析纵坐标是负值 (6/3069) 小欣518 2011-03-09 2011-03-23 16:32:15 by 燕戴待
[数据分析] 【求助】氢核磁共振图谱怎么解呀,附图 (0/471) huling1986 2011-03-23 2011-03-23 15:50:30 by huling1986
[色谱质谱] 【求助】尿素 (0/1472) Tang0215 2011-03-23 2011-03-23 15:34:33 by Tang0215
【求助】皂泡法测CO2的流量 (4/1235) tanghua8196 2011-03-21 2011-03-23 15:15:30 by yz2007433052
【求助】怎样在称量瓶上写字    ( 1 2 3 4 5 6 ) (51/6571) zjx199773 2011-02-17 2011-03-23 14:43:33 by zjx199773
【求助】关于化学的几种实验手段 (0/259) lei-w 2011-03-23 2011-03-23 14:21:23 by lei-w
[色谱质谱] 【求助】质谱解析问题 (5/1545) niuyufei1982 2011-03-23 2011-03-23 13:54:56 by niuyufei1982
【讨论】低温检测 (0/120) sunsun2004 2011-03-23 2011-03-23 13:53:15 by sunsun2004
【求助】荧光素钠摩尔消光系数 急需! (0/875) 学员1W4SkB 2011-03-23 2011-03-23 13:46:40 by 牛子
【讨论】核磁化学位移是什么物质 (2/551) cailianguo 2011-03-21 2011-03-23 13:46:13 by cailianguo
【讨论】不锈钢元素分析有什么好办法 (4/547) jglsxl 2011-03-21 2011-03-23 13:41:17 by dhmei
【求助】请教各位老大 一些Nicolet is5型 红外光谱仪 相关问题。 (6/2166) qkhhje 2011-03-23 2011-03-23 12:51:02 by herenren
[色谱质谱] 【求助】GC分析有机羧酸能直接进样吗 (1/556) mengjun123 2011-03-23 2011-03-23 12:50:37 by herenren
[色谱质谱] 【求助】各位问大家一个FID色谱的问题 (6/830) a2009914250 2011-03-11 2011-03-23 12:42:58 by a2009914250
【求助】第二激发单重态是什么意思 (3/4197) hanyy_8016 2011-03-23 2011-03-23 12:29:06 by donkeypku
[色谱质谱] 【求助】流动相比例    ( 1 2 ) (10/1117) guoyayun40 2011-03-22 2011-03-23 12:24:19 by 50528061
[色谱质谱] 【求助】原子荧光物质含量检测相关问题?? (0/269) serlisna 2011-03-23 2011-03-23 11:42:07 by serlisna
【求助】键合常数和猝灭常数 (1/1707) lilidong 2011-03-20 2011-03-23 11:19:55 by liuyufei3087
【求助】有紫外方面的大牛麻烦注意一下了哈 (金币≥500)(5/46) zhao19861014 2011-03-20 2011-03-23 11:17:55 by liuyufei3087
【求助】光谱分析,水溶性问题 (5/878) blueluesky 2011-03-21 2011-03-23 11:14:03 by liuyufei3087
[色谱质谱] 【求助】用分光光度法进行测定时,为什么用空白溶液校正零点? (1/6751) hebeilisbi 2011-03-22 2011-03-23 11:12:22 by liuyufei3087
[色谱质谱] 【求助】a-羟基酸检测 (0/906) 水心 2011-03-23 2011-03-23 11:03:22 by 水心
【讨论】关于高效液相色谱三倍信噪比确定检出限的具体操作 (0/4005) lingjie 2011-03-23 2011-03-23 10:36:26 by lingjie
[其他分析] 【求助】求助红外快速水分测定仪 (3/1385) wzbin689 2009-08-19 2011-03-23 10:27:38 by 冠亚水分仪
[色谱质谱] 【求助】液相C18柱子物质测定发现问题了?? (0/250) yzhlasiI 2011-03-23 2011-03-23 10:16:59 by yzhlasiI
[色谱质谱] 【求助】液相样品检测问题,谢谢了。。 (0/183) yujingschen 2011-03-23 2011-03-23 10:14:32 by yujingschen
[色谱质谱] 【求助】气相测有关物质 (8/1209) zjx199773 2011-03-22 2011-03-23 10:07:04 by zhangjiali
[色谱质谱] 【求助】岛津液相色谱LC-20AB仪出现OX0101错码什么意思 (3/1443) yujingschen 2011-03-22 2011-03-23 09:46:11 by pili2009
【讨论】请问阴离子树脂作固定相,为什么要采用酸性水溶液做流动相? (2/163) sscc 2011-03-16 2011-03-23 09:21:16 by sscc
【求助】反应产物 紫外吸收重合问题 (0/290) 55439775 2011-03-23 2011-03-23 09:04:35 by 55439775
[色谱质谱] 【讨论】迁移时间与表观淌度 (0/414) qiancai 2011-03-23 2011-03-23 08:24:50 by qiancai
【求助】大气中的污染物质一般怎么采集 (2/263) jiehan0714 2011-03-22 2011-03-23 07:54:31 by 石头荆
[色谱质谱] 【求助】ECD基频高怎么办? (2/438) 笨丫 2010-03-30 2011-03-23 00:52:54 by zjh2030
【求助】Jade5.0怎么测石墨化度,谁能详细讲讲!谢谢!! (0/289) xibei1s985 2011-03-22 2011-03-22 23:01:46 by xibei1s985
【求助】origin作图 (2/534) ntuzfb 2011-03-21 2011-03-22 22:40:42 by ntuzfb
【求助】国标GB8639.1-1988钒化学分析方法 高锰酸钾 -硫酸亚铁铵滴定法测定钒量 (0/158) caiyanqing 2011-03-22 2011-03-22 22:35:34 by caiyanqing
[关贴]【求助】谁有北京科技大学编的分析化学,物理化学和有机化学实验书。 (0/781) 冰霜雪莎 2011-03-22 2011-03-22 22:26:53 by 冰霜雪莎
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