Chem Service, Inc., established in 1962, is the largest independent supplier of analytical reference materials and the original source of small quantities of organic chemicals. For over three decades we have provided small quantities (under 10 grams) of highly purified organic and inorganic chemicals, solutions and mixtures, and chemical kits, to be used as analytical and reference materials, and for other laboratory purposes. Our domestic and international customers are found in the chemical, governmental, food quality, agricultural, and life science research communities.