This low-pH pet spotter and deodorizer is formulated to neutralize, deodorize, and remove unsightly stains from urine, feces, and other pet residues. Safe as a spotting agent on most synthetic fiber carpets and water-cleanable upholstery and meets specifications for use on stain-resistant carpets. No residential or commercial spotting kit should be without this pet spot and stain cleaning solution! pH: 3.0-3.5 ready to use.