3M ™ Soil Retarding Carpet Shampoo Concentrate. Lifts out even heavy amounts of dirt and grime. Doesn’t leave a sticky residue that can contribute to resoiling. Excellent foaming properties. Foam attaches to dirt, then dries and can be vacuumed away. Conforms with ASCR cleaning guidelines for nylon stain-resistant carpets. Use in rotary, dry-foam or mist-type machines. Dilution 1:12. 4 Bottles per Case. Gallon Bottle.