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- RE:RE: 仪器的维保合同
- lijing320323
21-02-17 21:09 - 0/0
- lijing320323
21-02-17 21:09
- RE:猕猴桃的营养价值
- lijing320323
21-02-16 19:47 - 0/0
- lijing320323
21-02-16 19:47
- RE:RE: 废液如何处理?
- lijing320323
21-02-16 19:43 - 0/0
- lijing320323
21-02-16 19:43
- RE:平安果的营养与功效
- lijing320323
21-02-15 19:30 - 0/0
- lijing320323
21-02-15 19:30
- RE:RE: 氧气瓶可以跟乙炔瓶都放在一个气瓶室吗?
- lijing320323
21-02-15 19:21 - 0/0
- lijing320323
21-02-15 19:21
- RE:西葫芦富含膳食纤维
- lijing320323
21-02-06 23:35 - 0/0
- lijing320323
21-02-06 23:35
- 【气相色谱(GC)】RE:RE: 安捷伦7890B
- lijing320323
21-02-06 23:29 - 0/0
- lijing320323
21-02-06 23:29
- 【气相色谱(GC)】RE:RE: 关于毛细色谱柱型号/代号问题
- lijing320323
21-02-05 23:55 - 0/0
- lijing320323
21-02-05 23:55
- RE:RE: CTC进样器会把瓶子吸起来,请问有朋友碰到过这种情况吗?要怎么解决呢?
- lijing320323
21-02-04 23:07 - 0/0
- lijing320323
21-02-04 23:07
- RE:黄花菜的营养价值
- lijing320323
21-02-03 23:36 - 0/0
- lijing320323
21-02-03 23:36
- RE:RE: 固定污染源测定非甲烷总烃
- lijing320323
21-02-03 23:29 - 0/0
- lijing320323
21-02-03 23:29
- RE:药业做液相
- lijing320323
21-01-30 23:50 - 0/0
- lijing320323
21-01-30 23:50
- RE:各位前辈,我门厂有个样品,客户提供的方法,水和乙腈梯度洗脱(如下图所示)。当运行到70%以上的乙腈的时候,老是会出现一些莫名其妙的峰(如下图所示),用乙腈做空白溶剂。不知道是哪里出了问题?
- lijing320323
21-01-29 22:15 - 0/0
- lijing320323
21-01-29 22:15
- RE:RE: 烟气流速为0和阻容法含湿量测试仪超使用温度怎么办?
- lijing320323
21-01-29 22:11 - 0/0
- lijing320323
21-01-29 22:11
- RE:两台液相,共用一台电脑,能否两台液相一起使用?
- lijing320323
21-01-28 23:55 - 0/0
- lijing320323
21-01-28 23:55
- RE:RE: 学习中国硬核抗疫
- lijing320323
21-01-28 23:52 - 0/0
- lijing320323
21-01-28 23:52
- RE:RE: 你打疫苗了吗?
- lijing320323
21-01-27 22:55 - 0/0
- lijing320323
21-01-27 22:55
- RE:液相做丙酸钠和丙酸钙
- lijing320323
21-01-26 23:54 - 0/0
- lijing320323
21-01-26 23:54
- RE:RE: 方法检出限可以用标准曲线最低浓度点平行测定七次,求出其标准差S,再乘以3.145求出吗?检出限=3.145s
- lijing320323
21-01-26 23:51 - 0/0
- lijing320323
21-01-26 23:51
- RE:液相色谱测定氨基糖标品不出峰
- lijing320323
21-01-25 23:57 - 0/0
- lijing320323
21-01-25 23:57
- RE:RE: 测量不确定度的应用与结果报告的临界值如何处理
- lijing320323
21-01-25 23:54 - 0/0
- lijing320323
21-01-25 23:54
- RE:Agilent工作站软件B04.03
- lijing320323
21-01-24 23:04 - 0/0
- lijing320323
21-01-24 23:04
- RE:RE: 氟化物和硫酸盐盲样考核需要注意什么
- lijing320323
21-01-24 22:57 - 0/0
- lijing320323
21-01-24 22:57
- RE:液相色谱对照品正常,样品理论塔板数很低
- lijing320323
21-01-23 23:14 - 0/0
- lijing320323
21-01-23 23:14
- 【气相色谱(GC)】RE:RE: 气相色谱手动停止数据还能保存吗?
- lijing320323
21-01-23 23:09 - 0/0
- lijing320323
21-01-23 23:09
- RE:液相基线阶梯式下降的问题,排查一周多也没搞定
- lijing320323
21-01-22 20:26 - 0/0
- lijing320323
21-01-22 20:26
- 【气质联用(GCMS)】RE:RE: 气质的密封圈拧紧到什么程度合适?
- lijing320323
21-01-22 20:21 - 0/0
- lijing320323
21-01-22 20:21
- RE:SPD-20A泵边上的透明小塑料瓶
- lijing320323
21-01-21 23:00 - 0/0
- lijing320323
21-01-21 23:00
- RE:RE: 标准溶液处理
- lijing320323
21-01-21 22:55 - 0/0
- lijing320323
21-01-21 22:55
- RE:关于指纹图谱的疑问?
- lijing320323
21-01-18 23:24 - 0/0
- lijing320323
21-01-18 23:24
- RE:RE: 氨氮实验用1cm改成3cm吸光值是3倍吗
- lijing320323
21-01-18 23:20 - 0/0
- lijing320323
21-01-18 23:20
- RE:waters2707自动进样器
- lijing320323
21-01-17 20:57 - 0/0
- lijing320323
21-01-17 20:57
- RE:RE: 氯仿可以做样品的溶剂,注入气相色谱吗?
- lijing320323
21-01-17 20:51 - 0/0
- lijing320323
21-01-17 20:51
- RE:如何修改仪器IP
- lijing320323
21-01-16 22:47 - 0/0
- lijing320323
21-01-16 22:47
- 【气质联用(GCMS)】RE:RE: 有没有大神知道安捷伦6890/5973的remote线的线序?想自己做一个触发连接线
- lijing320323
21-01-16 22:41 - 0/0
- lijing320323
21-01-16 22:41
- RE:RE: 灰分检测煅烧时,盖子也应该一起煅烧吗?
- lijing320323
21-01-13 23:04 - 0/0
- lijing320323
21-01-13 23:04
- RE:【仪器维护保养】“分析仪器维护保养与使用常见问题”网络会议,邀您免费参会!
- lijing320323
21-01-12 23:11 - 0/0
- lijing320323
21-01-12 23:11
- RE:RE: 关于氘灯扣背景的原理疑惑
- lijing320323
21-01-12 23:05 - 0/0
- lijing320323
21-01-12 23:05
- RE:鉴别
- lijing320323
21-01-11 23:49 - 0/0
- lijing320323
21-01-11 23:49
- RE:RE: 周末休息,周一来,洗瓶有很多气泡,7毫升的进样杯也是,冬天是不是容易气泡?
- lijing320323
21-01-11 23:42 - 0/0
- lijing320323
21-01-11 23:42
- 【气质联用(GCMS)】RE:RE: 在安捷伦的GC-MS/MS上配套使用HP-5ms柱并使用23200.113(MRM)的
- lijing320323
21-01-10 23:28 - 0/0
- lijing320323
21-01-10 23:28
- RE:谁有实验室更换下来的配件
- lijing320323
21-01-09 22:13 - 0/0
- lijing320323
21-01-09 22:13
- RE:RE: pH平行样结果怎么报?
- lijing320323
21-01-09 22:08 - 0/0
- lijing320323
21-01-09 22:08
- RE:RE: ICP-OES强度管控
- lijing320323
21-01-08 23:00 - 0/0
- lijing320323
21-01-08 23:00
- 【液相色谱(LC)】RE:简单的方法破解Agilent OpenLAB CDS工作站安装激活
- lijing320323
21-01-07 23:13 - 0/0
- lijing320323
21-01-07 23:13
- RE:RE: 色谱柱出现黑点
- lijing320323
21-01-07 23:08 - 0/0
- lijing320323
21-01-07 23:08
- RE:RE: 气相测发酵液中短链脂肪酸
- lijing320323
21-01-06 20:44 - 0/0
- lijing320323
21-01-06 20:44
- RE:安捷伦液相色谱仪漏液
- lijing320323
21-01-05 23:46 - 0/0
- lijing320323
21-01-05 23:46
- RE:RE: ECD检测器 空气峰
- lijing320323
21-01-05 23:40 - 0/0
- lijing320323
21-01-05 23:40
- RE:RE: 北京列伯,国实检测研究院和国认中心培训推荐
- lijing320323
21-01-04 22:55 - 0/0
- lijing320323
21-01-04 22:55