Tru Impressions "C" Acid Etch and Clean is made form a blend of odorless acids, surfactants, and detergents designed to help clean and open the concrete surface for coatings and sealers.
Safe to use on integrally colored concrete, will not burn out color.
Safer on skin than muriatic acid.
When diluted it works great for removing rust stains, efflorescence, and lime.