silica gel white

silica gel white 1)transparent or translucent glass-like pellet or lump. 2)average pore diameter: 2.0-3.0nm. specific surface area: 650-800m2/g pore volume :0.35-0.45ml/g. specific heat :0.92 KJ/kg.°C thermal conductivity:0.63 KJ/m.hr.°C 3)Use: Mainly used for drying and moistureproof , may also be used as catalyst carriers, adsorbents,separators and variable-pressure adsorbents, etc 4)Technical standard: Item Standard Specification Test Result Silica Gel,%≥ 9899.6Bulk density, g/L 750780 Absorption Capacity RH=20%≥ 10.511.04RH=50%≥ 23.029.76RH=90%≥ 34.039.17Loss on heating,% ≤ 21.31Qualified ratio of spherical granules, % ≥ 8291