This cuts through hard-core grease like a hot knife cuts through butter. Citrus 9000 contains powerful citrus solvents blended with a unique emulsification system to create a cleaning solution unequalled in it's ablility to dissolve all types of soil. This water based product delivers exceptional cleaning ability without the use of petroleum solvents such as a butyl cellosolve. Citrus 9000 is excellent for cleaning difficult grease from concrete, hard surfaces, water-safe carpet and fabric. Works great for fire restoration! This product is ready to use. Do not dilute. PH 7 Price $32.47 Case (4) $29.24 each gallon