Amazon has the Weiman Granite Cleaner and Polish – 30 Wipes on sale for only $3.14 when you clip the $1.08 off coupon! Great Reviews! Kills 99.9% of germs & bacteria, Kills the following bacteria on hard, non-porous surfaces: Escherichia Coli (E.coli), Salmonella Enterica (Salmonella), and Staphylococcus Aureus (Staph). Multi-Use – Superior performance on countertops, floors, shower stalls, kitchen sinks, bathroom sinks, tubs, floors & other hard, non-porous surfaces.