甲醇是一种重要的化工原料,随着它在防冻剂、浸出剂以及有机合成、电子工业等领域的应用不断增加,在精馏制备甲醇时,要获得较高质量的甲醇产品,除对其杂质指标有具体技术要求外,对它所含微量的水分还必须严格控制。

　　浩瀚色谱采用GDX-104填充柱研制的甲醇中微量水分标准物质的定值结果为0.103%,相对扩展不确定度为3%(k=2)。

　　名称:填充柱

　　固定相:高分子小球

　　型号;GDX-104

　　规格:2m*1/8

　　应用:赛默飞1310系列仪器；岛津GC-14C，GC-2010，GC-2014，GC-2030；瓦里安3400，PE，布鲁克，磐诺，天瑞，天美，福立，川仪，捷岛，鲁南瑞虹，华爱，东西电子，北分瑞利等

　　Methanol is an important chemical raw material, and with its increasing applications in antifreeze, leaching agents, organic synthesis, electronics industry, and other fields, in order to obtain high-quality methanol products through distillation, in addition to specific technical requirements for its impurity indicators, strict control must also be exercised over the trace amounts of moisture it contains.

　　The determination result of trace water standard substance in methanol developed using GDX-104 packed column in Haohan chromatography is 0.103%, with a relative expanded uncertainty of 3% (k=2).

　　Name: Filler Column

　　Fixed phase: polymer spheres

　　model; GDX-104

　　Specification: 2m * 1/8

　　Application: Thermo Fisher 1310 series instruments; Shimadzu GC-14C, GC-2010，GC-2014，GC-2030； Varian 3400, PE, Brooke, Panno, Tianrui, Tianmei, Fuli, Chuanyi, Jiedao, Lunan Ruihong, Huaai, Dongxi Electronics, Beifen Ruili, etc