5埃 分子筛色谱担体试剂

别名 ；分子筛，钙分子筛分子式 0.7CaO·0.3Na2O·Al2O3·分子筛的孔径约5埃。有效孔径0.5～0.57nm。有刺激性。溶于强酸或强碱并分解，不溶于水和有机溶剂。有吸湿性。 气相色谱仪色谱担体，分子筛色谱担体试剂

molecular sieve alias ; molecular sieve, calcium molecular sieve molecular formula 0.7CaO, 0.3Na2O, Al2O3, molecular sieve pore size ofabout5. Effective pore size 0.5 ~ 0.57nm. Irritating. Soluble in strong acid or alkali and decomposition, insoluble in water and organic solvents. Moisture absorption. Gas chromatograph carrier particle size: 20-40 mesh, 40-60 mesh, 60-80 mesh, 80-100 mesh, 100-120 mesh application: permanent gas separation H2, O2, N2, CO,, CH4