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- RE:tvoc18883-2002正十六烷就是走不出来,求合理仪器条件和升温程序
- zyl3367898
18-01-09 22:02 - 0/0
- zyl3367898
18-01-09 22:02
- RE:非甲烷总烃方法验证
- zyl3367898
18-01-09 21:57 - 0/0
- zyl3367898
18-01-09 21:57
- RE:四种DDT降解的问题
- zyl3367898
18-01-09 21:40 - 0/0
- zyl3367898
18-01-09 21:40
- RE:求氯虫苯甲酰胺的检测标准
- zyl3367898
18-01-09 21:35 - 0/0
- zyl3367898
18-01-09 21:35
- RE:RE: 今天处理菠菜用50ml乙腈提取,氯化钠静止分层后,乙腈层吸不到20ml
- zyl3367898
18-01-09 21:26 - 0/0
- zyl3367898
18-01-09 21:26
- RE:RE: GB23200.8-2016标准的讨论
- zyl3367898
18-01-09 21:24 - 0/0
- zyl3367898
18-01-09 21:24
- RE:RE: 农残检测质量控制年计划
- zyl3367898
18-01-09 21:19 - 0/0
- zyl3367898
18-01-09 21:19
- RE:RE: 用GCMS来检测农残,对其被测物质的定性
- zyl3367898
18-01-09 21:16 - 0/0
- zyl3367898
18-01-09 21:16
- RE:RE: 利用气质检测农残 混标的制作方法
- zyl3367898
18-01-09 21:15 - 0/0
- zyl3367898
18-01-09 21:15
- RE:RE: 石家庄市奥得佳进出口贸易有限公司输日莴苣检测出烯酰吗啉超标
- zyl3367898
18-01-09 20:57 - 0/0
- zyl3367898
18-01-09 20:57
- RE:RE: 安捷伦7820A气相色谱
- zyl3367898
18-01-08 22:34 - 0/0
- zyl3367898
18-01-08 22:34
- RE:RE: 甲醇 乙酸乙酯 甲苯ecd出峰吗
- zyl3367898
18-01-08 22:33 - 0/0
- zyl3367898
18-01-08 22:33
- RE:RE: 关于氢气发生器的维护
- zyl3367898
18-01-08 22:32 - 0/0
- zyl3367898
18-01-08 22:32
- RE:RE: 求购气相色谱仪能做间苯二胺水溶液,DMF水溶液,甘油水溶液的标准曲线,?
- zyl3367898
18-01-08 22:31 - 0/0
- zyl3367898
18-01-08 22:31
- RE:RE: 仪器维护
- zyl3367898
18-01-08 22:29 - 0/0
- zyl3367898
18-01-08 22:29
- RE:RE: 色谱图出现逐渐减小的波形是怎么回事?
- zyl3367898
18-01-08 22:28 - 0/0
- zyl3367898
18-01-08 22:28
- RE:RE: 安捷伦气质质7000c的问题
- zyl3367898
18-01-08 22:19 - 0/0
- zyl3367898
18-01-08 22:19
- 【气相色谱(GC)】RE:RE: 安捷伦气质质7000c的问题
- zyl3367898
18-01-08 22:18 - 0/0
- zyl3367898
18-01-08 22:18
- RE:RE: 有机磷农残
- zyl3367898
18-01-08 22:16 - 0/0
- zyl3367898
18-01-08 22:16
- RE:RE: 苯系物分离度不够,请问如何选用色谱柱?
- zyl3367898
18-01-08 22:14 - 0/0
- zyl3367898
18-01-08 22:14
- RE:RE: TVOC样品这么低?
- zyl3367898
18-01-08 22:13 - 0/0
- zyl3367898
18-01-08 22:13
- RE:RE: TVOC样品这么低?
- zyl3367898
18-01-08 22:12 - 0/0
- zyl3367898
18-01-08 22:12
- RE:RE: 空气中苯系物标准曲线的配制
- zyl3367898
18-01-08 22:11 - 0/0
- zyl3367898
18-01-08 22:11
- RE:RE: tvoc18883-2002正十六烷就是走不出来,求合理仪器条件和升温程序
- zyl3367898
18-01-08 22:10 - 0/0
- zyl3367898
18-01-08 22:10
- RE:RE: 安捷伦气质联用仪7890B-5977操作步骤
- zyl3367898
18-01-08 22:04 - 0/0
- zyl3367898
18-01-08 22:04
- RE:RE: 用GCMS来检测农残,对其被测物质的定性
- zyl3367898
18-01-08 22:02 - 0/0
- zyl3367898
18-01-08 22:02
- RE:RE: GB/T 23204-2008 茶叶中519种农药及相关化学品残留量的测定 气相色谱-质谱法
- zyl3367898
18-01-08 22:00 - 0/0
- zyl3367898
18-01-08 22:00
- RE:RE: 利用气质检测农残 混标的制作方法
- zyl3367898
18-01-08 21:56 - 0/0
- zyl3367898
18-01-08 21:56
- RE:RE: 求氯虫苯甲酰胺的检测标准
- zyl3367898
18-01-08 21:51 - 0/0
- zyl3367898
18-01-08 21:51
- RE:一台国产原吸的使用感受(高能预警,图片很多!)
- zyl3367898
18-01-08 12:38 - 0/0
- zyl3367898
18-01-08 12:38
- RE:APP发帖有奖活动第二波奖励来袭!
- zyl3367898
18-01-08 09:59 - 0/0
- zyl3367898
18-01-08 09:59
- RE:APP发帖有奖活动第二波奖励来袭!
- zyl3367898
18-01-08 09:59 - 0/0
- zyl3367898
18-01-08 09:59
- RE:RE: 安捷伦7890b,如何修改样品名称?
- zyl3367898
18-01-07 20:21 - 0/0
- zyl3367898
18-01-07 20:21
- RE:RE: 出现这样的色谱峰是什么原因
- zyl3367898
18-01-07 20:20 - 0/0
- zyl3367898
18-01-07 20:20
- RE:RE: ECD基线不稳
- zyl3367898
18-01-07 20:20 - 0/0
- zyl3367898
18-01-07 20:20
- RE:RE: 氮气瓶 阀的问题始金币 15 每次关气瓶再开之后,减压阀总会上升! 这两次换新的阀之后,直接连气瓶螺帽之后的第一个螺口位置总会漏气!! 很郁闷呐!是不是有操作没注意到的地方,求助
- zyl3367898
18-01-07 20:18 - 0/0
- zyl3367898
18-01-07 20:18
- RE:RE: 滴定进行时
- zyl3367898
18-01-07 20:17 - 0/0
- zyl3367898
18-01-07 20:17
- RE:RE: 分离度异常
- zyl3367898
18-01-07 20:14 - 0/0
- zyl3367898
18-01-07 20:14
- RE:RE: 【气相色谱之家】岛津2014出错,是怎么回事
- zyl3367898
18-01-07 20:11 - 0/0
- zyl3367898
18-01-07 20:11
- RE:RE: 【气相色谱之家】分光光度法测定室内空气甲醛,采样10L空气,测量范围为0.01至0.15mg每立方米,现场实际甲醛浓度大于0.15mg每立方米?
- zyl3367898
18-01-07 20:10 - 0/0
- zyl3367898
18-01-07 20:10
- RE:RE: 重现性不好
- zyl3367898
18-01-07 20:09 - 0/0
- zyl3367898
18-01-07 20:09
- RE:RE: fpd进样不出峰,
- zyl3367898
18-01-07 20:08 - 0/0
- zyl3367898
18-01-07 20:08
- RE:RE: 需要一个安捷伦GC7890A工作站操作界面的安装包,谢谢啦。
- zyl3367898
18-01-07 20:06 - 0/0
- zyl3367898
18-01-07 20:06
- RE:RE: 氰戊菊酯和顺式氰戊菊酯
- zyl3367898
18-01-07 20:05 - 0/0
- zyl3367898
18-01-07 20:05
- RE:RE: 安捷伦7820、7890和岛津2014C哪个性价比高。
- zyl3367898
18-01-07 20:03 - 0/0
- zyl3367898
18-01-07 20:03
- RE:RE:RE: 气相色谱仪方法检出限
- zyl3367898
18-01-07 20:01 - 0/0
- zyl3367898
18-01-07 20:01
- RE:RE: GC-MS测定氨基甲酸乙酯可用那些种类的毛细柱?
- zyl3367898
18-01-07 20:00 - 0/0
- zyl3367898
18-01-07 20:00
- RE:RE: 安捷伦7820A气相色谱
- zyl3367898
18-01-07 19:58 - 0/0
- zyl3367898
18-01-07 19:58
- RE:RE: 预柱是什么?
- zyl3367898
18-01-07 19:57 - 0/0
- zyl3367898
18-01-07 19:57
- RE:RE: 今天处理菠菜用50ml乙腈提取,氯化钠静止分层后,乙腈层吸不到20ml
- zyl3367898
18-01-07 19:55 - 0/0
- zyl3367898
18-01-07 19:55