Dr. Paul Lohmann® offers Ferric Choline Citrate as powder in chem. pure. For biopharmaceutical applications, it is used as a nutrient in fermentation processes. CAS 1336-80-7 EINECS 215-649-7 Dr. Paul Lohmann® carries out product and application development in close cooperation with customers. This includes the adaptation of chemical and physical parameters such as bulk density, wettability, particle size, purity or pH-value.