... competitive price is your best choice. It can be used as desiccant to protect electronic products, equipment, fabric, foodstuffs, ... Mainly used for drying and moistureproof, may also be used as catalyst carriers, adsorbents, separators and variable-pressure adsorbents, etc ... .2RH=90%,% ≥34323037.6Loss on heating,%2.04.06.01.0PH value4-8----4Specific resistance,Ω.cm3000----5630Silica%98----98.5Qulified ...