Cleans soft, porous carpet fibers without leaving behind residue. Will not harm carpet backing or degrade carpet fibers. Green Seal Certified; environmentally preferred product. Approved by Carpet and Rug Institute; safe for use on carpets in pre-spray and extraction cleaning. Dilutes with water. Nontoxic, noncaustic, nonflammable and biodegradable. No fragrances. Cleaner/Detergent Type: Carpet; Application: Carpet; Applicable Material: Carpet Fibers; Chemical Compound: Anionic Detergent Polymer.