Sentury Reagents was founded in 1974 by Jon C. Ellis and has grown to be the World's largest producer of High Purity Chrome Salts. Our Rock Hill production facility was completed in 1989 and has a wide range of production capabilities. Sentury has over 25,000 gallons of glass and stainless reactor capacity dedicated to the production of High Purity Hexavalent and Trivalent Chrome Salts. In addition to Sentury's standard product line, which is normally available from inventory, we offer custom manufacturing of Chrome chemicals to meet customers? needs and specifications. Do not hesitate to contact us if you have special needs in the Chrome chemistry area. Our business is built upon providing our customers with chemicals packaged to maximize their profitability. Sentury Reagents has the ability and currently produces Chrome Salts with impurities in the part per billion ranges to meet some customers? requirements. OUR GOAL IS TO MEET YOUR SPECIALTY CHROME CHEMICAL NEEDS.