... Desiccant 2.SGS, RoHS, Reach test 3.Eco-frienfly 4.Nature clay desiccant 5.Widely use Montmorillonite Clay DesiccantProduction Description ... of main oxide: IngredientContentsSiO255.6~62.38Al2O38.17~10.65Fe2O34.69~6.70Na2O0.03~0.22K2O0.79~1.38CaO0.53~1 ... : Test items:Specification:Colloid index:55-65ml/15gVolume dilation: 4-6ml/gSuction orchid quantity≤20g/100gSpecific surface area≥350m2/gCEC ...