Tough on Dirt, Gentler on the Earth Clean Since 1989 Concentrated Cleaner & Degreaser Makes 32 Gallons Essence Cleaning Power 3x More Concentrated Family Owned and Operated No Animal Testing or Ingredients The Biokleen Vison Since 1989, Biokleen’s vision of producing natural and effective cleaners continues today with a passion for innovation, dedication to performance and a guiding commitment to our planet. Biokleen All Purpose Cleaner is super concentrated to cut through tough grease and dirt. Safe for most types of surfaces. Leaves no harsh residues or fumes behind.