... or granular form, from 0.2--1.0mm,1--3mm,2--5mm,3--6mm,4--8mm,etc.Product ... Sharp, used for drier, adsorbent & catalyst carrier.3) B Type Silica Gel: Transparent Spherical Sharp, ... absorbing Moisture, it turns from blue to red, visually indicating the relative humidity of the ... atmospheric monitoring & mining industry.Basic SpecificationSilica Gel bead 2-5 mm, Absorption Capacity: RH = 20 % RH = 35 % ...