Crown Technology is a leading manufacturer of Acid Additives for the strip steel & wire picklers. Crown products include: HCl acid inhibitors, sulfuric acid inhibitors, rinse aids, accelerators, anti-foam agents, and galvanizing cleaners. Other chemical product lines include: carwash products, floor cleaners, stainless steel polish, and de-greasers. We are also the only producer of Ferrous Sulfate Monohydrate (GMP/USP) food grade iron in the U.S. We also manufacture Ferrous Sulfate Heptahydrate (GMP & tech grade) and Ferrous Ammonium Sulfate aka. FAS / Mohrs Salt. We are ISO 9001:2008 certified, and GMP/USP/KOSHER verified for Mono. We are proud to provide products that enhance our customer's ability to formulate new, improved, and more advanced materials. Our expertise in manufacturing, quality, intelligent solutions, service and reliability allows us to offer a full range of benefits which include: Toll Blending, Private Labeling, and Technical Support. Our Associations include: Galvanizers Association AIST Wire Association International - WAI