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5A molecular sieve alias 5A; 5A molecular sieve, calcium molecular sieve molecular formula 0.7CaO, 0.3Na2O, Al2O3, 5A molecular sieve pore size of about 5. 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
- 5A分子筛
- 别名 5A；5A分子筛，钙分子筛
- 分子式 0.7CaO·0.3Na2O·Al2O3·
- 5A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
- 粒度：20-40目，40-60目，60-80目，80-100目，100-120目
- 应用：永久气体分离 H2，O2，N2，CO,CH4
