... silica gel in different application Silica gelblue,whitebead form,size 1--2mm,1--3mm,2--5mmsupply over 30 kinds of silica gel ... : white or blueSize : bead form or granular form, from 0.2--1.0mm,1--3mm,2--5mm,3--6mm,4--8mm,etc.Product ... chromatography. Silica gel is also applied to aluminum, glass, or plastic sheets for thin layer chromatography.c.Cat litterSilica gel is also ...