Spartan Oven & Grill Cleaner , 12/cs #6280 Custom formulated Oven & Grill Cleaner provides rapid penetration and emulsification of tough soils such as baked-on carbon, grease and food deposits. 20 oz. cans; Net 18 oz. pH 13.0 - 14.0. Effectively cleans hot or cold surfaces and can be used for daytime or overnight cleaning.