... Shield use. It can not be used alone. 3.01 PHYSICAL DATAPackaging Size: 1 gallon, 4gallons/boxesColorless: ... meter Storage / Stability: 2 yearsPhysical State: liquid 3.02 BENEFITS: Comparison between Crystal Shield and other maintenance ... polished tiles), timberGranite, marble, sand stone (cautious for black stone)Granite, marble, sand stone, microcrystal stone, ceramic tiles, polished tiles and ...