stone protection,stone care,stone sealant Oily economically XY-602 stone protection ,stone care,stone maintainer,XY-609XY-602Chief constituent: Silane/siloxaneApplication scope:granite,marble,slate,sand stone and Silica stone.Features:Low cost but excellent waterproof performance;Good Permeability;Deep impregnation and long lasting proection;Dry fast,no transfiguration;No discolor slightly.