» Resorcinol and Sulfur Topical Suspension is Resorcinol and Sulfur in a suitable hydroalcoholic vehicle. It contains not less than 90.0 percent and not more than 110.0 percent of the labeled amount of resorcinol (C₆H₆O₂) and not less than 95.0 percent and not more than 110.0 percent of the labeled amount of sulfur (S).