本方法适用于恶臭污染源排气和环境空气中硫化氢、甲硫醇、甲硫醚和二甲二硫的同时测定。气相色谱仪的火焰光度检测器(GC-FPD)对四种成分的检出限为0.2╳10-3~1.0╳10-3g,当气体样品中四种成分浓度高于1.0mg/m3时,可取1~2mL气体样品直接注入气相色谱仪分析。对1L气体样品进行浓缩,四种成分的方法检出限分别为.2╳10-3~1.0╳10-3mg/m3。
浩瀚色谱(山东)应用技术开发有限公司,采用冷阱预浓缩-气相色谱/质谱联用法测定环境空气中硫化氢、甲硫醇、甲硫醚、二硫化碳、二甲二硫、噻吩等6种硫化物,讨论了采样容器材质的影响。方法线性良好,6种硫化物的检出限为1.2μg/m3~5.5μg/m3,混合标准气平行测定的RSD≤8.9%,
名称:硫化物测定专用柱
型号:HH一S3
规格:3m*3mm
zui高使用温度:120°C
应用:空气中硫化氢,羰基硫,甲硫醇,甲硫醚,噻吩,二硫化碳等的测定
GB/T 14678-93 空气质量 硫化氢、甲硫醇、甲硫醚和二甲二硫的测定 气相色谱法
适用于:
安捷伦490在线/便携,4890,5890,6890,7820,7890,8860,8890
岛津GC-14C,GC-2010,GC-2014,GC-2030
赛默飞1310,1300,1610,1600
瓦里安3800系列
布鲁克PE580,590,680,690
磐诺A90,福立GC9790,华爱,天瑞,天美,GC7900,川仪,北分瑞利,东西电子,鲁南瑞虹,捷岛/科晓
Haohan Chromatography (Shandong) Application Technology Development Co., Ltd. used cold trap pre concentration gas chromatography/mass spectrometry to determine six sulfides including hydrogen sulfide, methyl mercaptan, methyl sulfide, carbon disulfide, dimethyl disulfide, and thiophene in ambient air, and discussed the influence of sampling container materials. The method has good linearity, with detection limits of 1.2 μ g/m3 to 5.5 μ g/m3 for 6 sulfides, and RSD ≤ 8.9% for parallel determination of mixed standard gas,
Name: Special Column for Sulfide Determination
Model: HH-S3
Specification: 3m * 3mm
Maximum operating temperature: 120 ° C
Application: Determination of hydrogen sulfide, carbonyl sulfide, methyl mercaptan, methyl sulfide, thiophene, carbon disulfide, etc. in the air
GB/T 14678-93
Air quality - Determination of hydrogen sulfide, methyl mercaptan, methyl sulfide, and dimethyl disulfide - Gas chromatography method
Suitable for:
Agilent 490 online/portable, 48905890689088608890
Shimadzu GC-14C, GC-2010, GC-2014, GC-2030
Thermo Fisher Scientific 1310130016101600
Varian 3800 Series
Brooke PE580590680690
Panno A90, Fuli GC9790, Huaai, Tianrui, Tianmei, GC7900, Chuanyi, Beifen Ruili, Dongxi Electronics, Lunan Ruihong, Jiedao/Kexiao