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[热点] 国自然面上复盘~欢迎讨论 晴天加油 2026-09-01 刚刚
[色谱质谱] 【求助】关于HPLC分析方法验证方案和报告(内标法) (2/1167) tycpm 2009-12-07 2011-04-20 18:08:02 by jxnccsq
【讨论】高效液相出峰太密 (5/970) tego 2011-03-20 2011-04-20 18:00:37 by jxnccsq
[色谱质谱] 【求助】ECD缓冲液配置方法和浓度问题    ( 1 2 ) (10/1098) smilelp 2010-09-20 2011-04-20 17:27:06 by zhychen2008
【求助】大家推荐一款ICP-原子发射光谱(高悬赏) (10/1936) chenzhi-5 2011-04-13 2011-04-20 17:03:45 by fangrongli
【求助】关于红外压片法的问题    ( 1 2 3 4 ) (32/3728) 饭饭316 2010-10-29 2011-04-20 16:05:26 by 饭饭316
【求助】做ICP-MS不酸化的后果 (4/1060) 2006010184 2011-04-11 2011-04-20 15:32:54 by summerlwl
【求助】EDTA 螯合问题 (5/1160) z3x93339 2011-04-14 2011-04-20 14:50:21 by 纯婧的天空
分散剂的选择 (1/767) 山泉无声 2011-04-20 2011-04-20 14:24:57 by 982121012
原子吸收 测镉 样品空白是负数正常吗 ?? (3/1972) 竹林青少 2011-04-19 2011-04-20 08:38:56 by 982121012
【求助】寻求此物质! (2/307) sundy710 2011-04-16 2011-04-20 07:57:39 by sundy710
【求助】《有机分子结构光谱鉴定》教材 (4/1087) izhangxing 2010-11-24 2011-04-19 22:28:18 by zhuzhuchen8902
求助:抽提中遇到的问题 (0/166) kangdalian 2011-04-19 2011-04-19 22:07:33 by kangdalian
分散液液微萃取 (0/420) guoyayun40 2011-04-19 2011-04-19 20:13:53 by guoyayun40
【求助】聚丙烯空心纤维在哪个公司可以买到? (1/298) qianfan 2010-09-25 2011-04-19 20:03:32 by shanji小木虫
【求助】吡啶怎么去除 (1/796) zhaoruijun 2011-01-11 2011-04-19 17:50:22 by News
[色谱质谱] 【求助】质谱仪中有气体出口吗? (7/979) athinpig 2011-03-29 2011-04-19 17:37:35 by VENSTER
[色谱质谱] 【求助】地沟油中的一些难挥发性物质都有些什么? (3/410) fxw273 2011-04-09 2011-04-19 17:25:12 by jingjing1005
【求助】DMSO含量的检测 (2/823) csh0101 2011-04-13 2011-04-19 16:40:58 by wulihua_07
【求助】BSH-2 石油产品闭口闪点测定仪(宾斯基-马丁杯) (1/677) 毕丽杰 2011-04-14 2011-04-19 16:36:26 by wulihua_07
【求助】化工产品分析 (2/635) 大魔包 2011-04-12 2011-04-19 16:34:32 by wulihua_07
【讨论】纯净水 蒸馏水 (4/1015) boimin1983 2011-04-14 2011-04-19 16:31:06 by wulihua_07
[色谱质谱] 【求助】请问各位虫友怎么算超线性范围了,谢谢。 (5/1240) yilin0103 2011-04-15 2011-04-19 16:24:00 by herenren
10%铬酸钾指示剂该如何配置 (1/4787) tjumfzh 2011-04-18 2011-04-19 16:14:41 by wulihua_07
【求助】有机胺滴定法-无色样品滴定法中操作中涉及到的“安瓶”是什么? (3/839) me471084707 2011-04-16 2011-04-19 16:10:02 by wulihua_07
浓盐酸中加入氯化钡溶液,出现大量沉淀 (金币≥2)(0/22) songzf1981 2011-04-19 2011-04-19 15:18:44 by songzf1981
【求助】紫外可见光谱图 (14/3160) kangdalian 2011-04-15 2011-04-19 15:01:01 by xuebin202
一般XPS某元素的结合能与查到的参考值的偏差在多少范围内可属于系统误差? (0/1319) michaeldi 2011-04-19 2011-04-19 14:55:41 by michaeldi
【求助】怎样保证分液漏斗的活塞部位不漏水    ( 1 2 ) (10/2240) 雨吹风 2011-03-16 2011-04-19 12:46:48 by achust2009
【求助】过筛一般是指筛下部分占多大比例 (5/1426) suruo 2011-04-08 2011-04-19 12:40:49 by achust2009
谁知道氨基己酸怎么定量 (2/279) liujd2010 2011-04-18 2011-04-19 12:40:06 by liujd2010
【讨论】学分析的体会    ( 1 2 ) (16/1114) hengxia 2011-04-14 2011-04-19 12:32:13 by fangrongli
请教高人指导 (0/186) 1wangzhiqi 2011-04-19 2011-04-19 10:29:07 by 1wangzhiqi
[色谱质谱] 溶剂残留6min是什么峰 (2/412) lanyu19999 2011-04-18 2011-04-19 10:23:24 by 恶魔猎手
【求助】谁有铝及铝合金的国标化学分析方法 (2/463) 淡蓝七星 2009-10-09 2011-04-19 10:15:58 by 莫言9816
原吸赶酸的时候如果样品烧干,再用水溶解,检测值会降低吗? (2/2258) yujingschen 2011-04-19 2011-04-19 09:42:54 by 982121012
【求助】分散剂性能的测定 (1/657) 546289350 2011-03-14 2011-04-19 09:37:53 by scu2000
[关贴]【讨论】大家来讨论讨论此类物质该如何特异性鉴定 (6/867) jack757 2011-04-16 2011-04-19 08:26:52 by jack757
[其他分析] 【求助】求仪器分析试题及答案 (6/1039) wangbin--5654 2011-04-13 2011-04-19 00:13:58 by nuannuankai
求文献!!!! (1/181) liuli871225 2011-04-18 2011-04-18 22:33:54 by I_promise
[色谱质谱] 【求助】求C18密度 (3/553) shuyaping 2011-04-16 2011-04-18 18:12:44 by shuyaping
求教此类物质,属于哪类! (0/186) yuanlidi 2011-04-18 2011-04-18 16:21:55 by yuanlidi
[色谱质谱] 液相样品测定 保留时间相关问题?? (2/663) margersy113 2011-04-18 2011-04-18 15:13:07 by 甘雕岅珠
[色谱质谱] 【求助】十溴二苯醚的HPLC分析方法 (1/680) sxyzt 2011-04-12 2011-04-18 15:09:42 by 风去无影
[数据分析] HPLC谱图部分重叠峰的积分 (金币≥2)(3/108) hjfx19880120 2011-04-18 2011-04-18 15:01:12 by chenxihuai
【讨论】ELSEVIER 这本杂志在分析化学中算什么样的杂志? (11/2305) daiyuding 2011-02-24 2011-04-18 14:54:48 by txwxt303
【求助】求助北理化所测试近红外荧光(NIR)的仪器型号 (1/258) momodwane 2011-04-15 2011-04-18 14:45:34 by pinguo
【求助】拉曼光谱振动问题 (5/1922) wst129 2010-05-14 2011-04-18 14:40:26 by pinguo
[色谱质谱] 【求助】提取样品时出现的诡异问题 (4/795) mljhfx 2011-04-14 2011-04-18 14:33:40 by mljhfx
【讨论】超声振荡与搅拌在萃取中作用的差别 (1/1977) yangyang04 2011-04-06 2011-04-18 12:00:17 by 清水绵长
[色谱质谱] 【求助】ICP-MS测得杂质偏低 (5/1723) 凡尘之子 2010-10-12 2011-04-18 11:51:54 by tin_gao
【讨论】关于溶液中所含离子的定量分析手段 (4/733) farrell_fy 2011-03-28 2011-04-18 11:37:21 by tin_gao
【求助】ICP-MS测定物质问题,谢谢! (3/562) zhengysigu 2011-04-12 2011-04-18 11:10:20 by tin_gao
【求助】可见光吸收峰跑偏了,咋个事? (4/661) 冰吉林 2010-10-25 2011-04-18 11:02:50 by flame怒
[色谱质谱] 【求助】液相样品测定问题,请教大家! (3/863) yangxicshe 2011-04-17 2011-04-18 10:51:01 by av0114
[关贴]【讨论】金币请教 氮化硼有没有光致发光性能呢 微米级的粉末 (2/414) 定定当 2010-07-02 2011-04-18 10:32:07 by yfc198810
【求助】紫外分析 (6/892) 孙海玲 2010-12-22 2011-04-18 10:32:01 by flame怒
[色谱质谱] 【讨论】关于杂质峰的问题    ( 1 2 3 ) (22/2737) caozh2008 2011-04-13 2011-04-18 09:49:10 by caozh2008
[色谱质谱] [关贴]【求助】色谱柱说明书 (2/612) seven607823 2011-04-16 2011-04-18 09:47:39 by 少一点回忆
[色谱质谱] [关贴]【求助】离子对色谱中流动相的酸碱性问题 (1/1146) 童心 2011-04-12 2011-04-18 09:41:24 by 童心
【求助】XPS (5/585) zhxg0123456 2011-04-14 2011-04-18 09:29:47 by zhxg0123456
[色谱质谱] 【求助】请教问题 (金币≥1)(2/22) yingkang 2011-04-17 2011-04-17 21:24:05 by DJJ20087097
【求助】荧光染料 细胞内 光漂白实验 (0/2198) qiangming 2011-04-17 2011-04-17 20:35:34 by qiangming
【求助】原子吸收仪无法加载方法 (0/190) yrc1987 2011-04-17 2011-04-17 19:48:53 by yrc1987
【求助】红外光谱分析 (6/971) 寒园客 2011-04-02 2011-04-17 16:54:55 by 寒园客
【求助】分光光度法测定总黄酮含量的问题? (6/2117) feng0032 2011-04-04 2011-04-17 16:53:39 by wangzhiling
[色谱质谱] 【求助】原吸仪器检测过程出现问题了? (2/329) yzhlasiI 2011-04-17 2011-04-17 16:10:39 by sion2008
【求助】有没有较新版的NMR参考书,我现在看的一本书例题用的都是60MHz的,晕啊! (1/508) qianye 2011-04-17 2011-04-17 16:07:28 by av0114
[色谱质谱] 【求助】origin8自动标峰值 (1/1600) cchenyao 2011-04-16 2011-04-17 15:54:59 by av0114
[色谱质谱] 【求助】请教一下质谱的问题-电喷雾 (5/1096) smilin 2011-04-16 2011-04-17 14:45:41 by jiusjiu
【求助】求教水的紫外截止波长是多少? (2/8246) luckypuma 2011-04-15 2011-04-17 13:06:48 by xx小小xx
【求助】求助质朴图中的硼酸怎么回事? 有奖 ! (2/339) ly6151224 2011-04-16 2011-04-17 11:55:19 by zyxme
【求助】紫外光谱中的红移和蓝移是怎么回事 (5/11499) 紫风271 2011-04-13 2011-04-17 09:45:08 by fmssyj
[分析前沿] 【其他】zz德研研制出现场诊断微型实验室 化验只需30分钟 (2/700) weihui_cn 2010-03-26 2011-04-17 08:58:12 by abc5710110
【求助】关于二氯甲烷和水萃取的问题 (3/2223) gielcheen 2011-04-16 2011-04-16 23:54:59 by ruanyu0312
[色谱质谱] 【求助】槲皮素 (2/1194) xkp123 2011-03-28 2011-04-16 21:24:54 by QDamon
[其他分析] 【交流】南京哪些院校可以做EDS的? (4/670) 月蓝儿 2011-04-14 2011-04-16 21:09:57 by chillyday
[色谱质谱] 【讨论】苦参碱和氧化苦参碱的分离 (3/835) shuanghao1 2010-01-03 2011-04-16 18:55:58 by zxz.1982
[色谱质谱] 天然色素 (4/410) johnson9537 2009-05-12 2011-04-16 17:51:35 by johnson9537
[色谱质谱] 【求助】气相质谱仪的使用 (0/421) 939048893 2011-04-16 2011-04-16 17:47:30 by 939048893
[分析前沿] 【求助】原子吸收法测钙的问题 (2/542) txiaoling 2009-12-21 2011-04-16 16:30:21 by kjyhy
【求助】二苯卡巴肼除了测铬还能测什么离子? (0/547) meng1988 2011-04-16 2011-04-16 16:01:22 by meng1988
[色谱质谱] 【求助】整体柱中柱子的渗透性的数值怎么求 什么样算是基线分离 (0/265) ych1001 2011-04-16 2011-04-16 15:57:26 by ych1001
[色谱质谱] 【求助】柱压很高的解决办法? (6/1514) 挽手俏佳人 2011-04-15 2011-04-16 15:02:38 by 痴夷子皮
[其他分析] 【求助】电分析化学方向的前辈们请进~ (3/585) 学员EbfiUc 2011-04-16 2011-04-16 14:17:15 by ZZLLJJ
【求助】分析化学研究方向重要吗? (8/1504) 学员EbfiUc 2011-04-14 2011-04-16 12:55:59 by souron
[色谱质谱] 【求助】300ml与0.1mol/L盐酸700ml混合 问题? (3/1097) yzhlasiI 2011-04-14 2011-04-16 11:26:04 by yzhlasiI
[色谱质谱] 【求助】求助求助啊 有没有蛋白纯化分析的高人啊 (2/484) renruntan 2011-04-12 2011-04-16 11:09:36 by rinp
【求助】建立一种分析方法时,RSD和检出限怎么测定和计算 (4/1630) jnligs 2011-04-15 2011-04-16 10:43:28 by jnligs
[色谱质谱] 【求助】乙酰丙酐含量应该用什么方法测 (5/738) el_flame 2011-04-13 2011-04-16 10:41:11 by el_flame
【求助】分光光度法全波长扫描特征峰解析 (1/507) jack757 2010-07-05 2011-04-16 10:14:15 by niuxiaosong
[色谱质谱] 【求助】气相色谱 (5/1237) xianzipopo 2011-04-15 2011-04-16 09:28:47 by zjnlfd
【求助】求助工业萘的纯度分析 (0/420) fgoshawk 2011-04-16 2011-04-16 07:32:53 by fgoshawk
[关贴]【求助】(已解决,请删贴)谁能帮我分析一下这个红外图谱,谢谢 (2/301) 419083555 2011-04-15 2011-04-16 06:47:09 by Patent_166
【求助】请教分析化学领域最牛的国际会议 (2/810) ljtneuq 2011-04-15 2011-04-16 06:42:55 by weihui_cn
[色谱质谱] 【求助】岛津GC-14C气相 分流比怎么设定?谢谢大家了。 (5/4112) yangxicshe 2011-04-14 2011-04-16 06:08:55 by xiehui1217
【求助】原吸测定样品发现问题了,请教大家! (0/403) laoyisng1122 2011-04-16 2011-04-16 00:12:54 by laoyisng1122
【求助】关于紫外可见光谱? (1/385) 347885828 2011-04-14 2011-04-15 23:35:18 by 什么江湖
【求助】F-4500使用 (3/459) rxh75 2011-04-14 2011-04-15 22:26:07 by rxh75
[色谱质谱] 【求助】关于w-3脂肪酸的定量标准问题 (0/191) 傲maxwell23 2011-04-15 2011-04-15 22:10:31 by 傲maxwell23
【求助】请教 (3/285) meijianchi7622 2011-04-13 2011-04-15 21:50:00 by yilin0103
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