4A分子筛是一种碱金属硅铝酸盐，能吸附水、NH3、H2S、二氧化硫、二氧化碳、C2H5OH、C2H6、C2H4等临界直径不大于4A的分子。广泛应用于气体、液体的干燥，也可用于某些气体或液体的精制和提纯，如氩气的制取。

化学式：Na2O·Al2O3·2SiO2·9/2H2O
硅铝比：SiO2/ Al2O3≈2
有效孔径：约4A
 

名称：4A微填充柱

规格：0.5m*1/16*0.75MM，100-120目

zui高使用温度：300°C

适用于安捷伦4890,5890,6890,7820a,7890B,8860,8890，岛津，赛默飞，瓦里安，布鲁克，PE

 

4A molecular sieve is an alkali metal aluminosilicate that can adsorb water NH3、H2S、 Molecules with critical diameters not exceeding 4A, such as sulfur dioxide, carbon dioxide, C2H5OH, C2H6, C2H4, etc. Widely used for drying gases and liquids, and can also be used for refining and purifying certain gases or liquids, such as the production of argon gas.
chemical formula: Na2O·Al2O3·2SiO2·9/2H2O
Silicon aluminum ratio: SiO2/ Al2O3≈2
Effective aperture: approximately 4A
Name: 4A Micro filled Column
Specification: 0.5m * 1/16 * 0.75MM, 100-120 mesh
Maximum operating temperature: 300 ° C
Suitable for Agilent 489058906890780a, 7890B, 88608890, Shimadzu, Thermo Fisher, Varian, Brooke, PE