PQ7 is an aqueous solution of polyquaternium-7. It is an excellent conditioner for shampoos and an excellent emollient for skin cleansers. This product is also an excellent emollient for skin cleansers. Combined in a liquid hand soap formula, it provides a smooth silky feel to hands. Compatible with anionic surfactant systems. This extremely important copolymer is recommended for improving the wet and dry properties of hair care products and enhancing the feel in skin care products.