Quikrete® Stucco Base Coat – Scratch & Brown Quikrete® Scratch and Brown Base Coat Stucco (BOM #103191) is a Portland cement-based stucco designed to be used as the scratch and/or brown coat in a 3-coat stucco application, or the first coat in a 2-coat application. Printable Info Printable Info TDS – Scratch & Brown Stucco SDS – Scratch & Brown Stucco