DC-550 是一种硅油，作为气相色谱的固定相（Stationary Phase）。它涂渍在惰性的固体载体（如Chromosorb W/AW-DMCS）上，然后填充在金属或玻璃管中，制成填充柱。
DC-550： 固定相的名称，是一种中等极性的苯基甲基硅油。
极性： 中等极性。其极性来源于结构中的苯基。极性介于非极性的硅氧烷（如SE-30）和强极性的聚乙二醇（如PEG-20M）之间。
温度范围： 通常的使用温度上限在250°C - 300°C 之间，具体取决于载体的质量和涂渍工艺。
应用范围： 因其中等极性，对多种化合物具有较好的选择性，是应用*广泛的通用型填充柱固定相之一。
DC-550填充柱由于其良好的通用性，曾广泛应用于以下领域的挥发性、半挥发性有机物分析：
环境分析： 水中/空气中的卤代烃、苯系物（BTEX）、某些有机磷农药等。
食品与香料： 香气成分、溶剂残留。
化工产品： 溶剂、醇类、酯类、酮类等混合物的分离。
药物分析： 某些原料药或中间体的纯度检查（在现代药物分析中已被毛细管柱大量取代）。
 

名称：DC-550填充柱

规格：2m*4mm，80-100目

zui高使用温度：240°C

应用：三氯氢硅，四lv化碳，氯硅烷的分离

 

 

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

 

浩瀚色谱（山东）应用技术开发有限公司，研制的《DC-550填充色谱柱应用岛津GC2030》应用实例：

 

DC-550填充柱适用于分离中等极性至弱极性化合物，特别是一些沸点较高、结构相近的物质。

 

1. 环境分析
多环芳烃（PAHs）：如萘、菲、蒽等（需优化升温程序）。

DC-550 is a silicone oil used as a stationary phase for gas chromatography. It is coated on an inert solid carrier (such as Chromosorb W/AW-DMCS) and then filled in a metal or glass tube to make a filling column.
DC-550: The name of the stationary phase, which is a medium polarity phenylmethyl silicone oil.
Polarity: Medium polarity. Its polarity originates from the phenyl group in the structure. The polarity is between non-polar siloxanes (such as SE-30) and strongly polar polyethylene glycol (such as PEG-20M).
Temperature range: The usual upper limit of the operating temperature is between 250 ° C and 300 ° C, depending on the quality of the carrier and the coating process.
Application scope: Due to its equal polarity, it has good selectivity for various compounds and is one of the most widely used universal packed column stationary phases.
The DC-550 packed column has been widely used in the analysis of volatile and semi volatile organic compounds in the following fields due to its good versatility:
Environmental analysis: Halogenated hydrocarbons, benzene derivatives (BTEX), certain organophosphorus pesticides, etc. in water/air.
Food and spices: aroma components, solvent residues.
Chemical products: separation of mixtures of solvents, alcohols, esters, ketones, etc.
Pharmaceutical analysis: purity testing of certain active pharmaceutical ingredients or intermediates (which has been largely replaced by capillary columns in modern pharmaceutical analysis).
Name: DC-550 Filler Column
Specification: 2m * 4mm, 80-100 mesh
Maximum operating temperature: 240 ° C
Application: Separation of trichlorosilane, tetralv carbon, and chlorosilane
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
The application example of the DC-550 packed chromatography column developed by Haohan Chromatography (Shandong) Application Technology Development Co., Ltd. for Shimadzu GC2030:
The DC-550 packed column is suitable for separating compounds with medium to weak polarity, especially those with high boiling points and similar structures.
1. Environmental analysis
Polycyclic aromatic hydrocarbons (PAHs): such as naphthalene, phenanthrene, anthracene, etc. (need to optimize the heating program).