Since 1970, we have been manufacturing active ingredients and key intermediates for the Pharmaceutical, Veterinary and Plant Health industries, as well as for CASE and other industrial applications. Besides our open product list, we are active in CONTRACT MANUFACTURING and CUSTOM SYNTHESIS. Our core technology is based on the synthesis of complex organic chemicals and the handling of hazardous materials in a safe and responsible manner. MENADIONA is a leading player in manufacturing AZIRIDINE or EI (ethylene imine) and PI (propylenen imine). The extensive expertise in handling such hazardous materials enables us to offer the most comprehensive service to our constumers. MENADIONA has 2 production sites (both of them situated in Spain) with an overall reaction capacity of more than 400.000 m3. Our state-of-the-art R&D center and Pilot Plant carry out Process and Analytical development. Our company complies with the strict GMP and FDA regulatory requirements, and has the ISO 9001:2000 certification. Menadiona is your trusted european manufacturer in specialty chemicals.