Division 2.2.2.1 Chemical substances
United Kingdom
Description of physical and chemical properties shall be given. Dissociation constant, pKa, electrostatic properties, melting point, boiling point, density, vapour pressure, solubility in water and in organic solvents, Kow and Kd/Koc, mass spectrometry and absorption spectra, NMR data, possible isomers and any other appropriate physical properties shall be provided, where appropriate.
Substance produced via fermentation shall be free of antimicrobial activities relevant to the use of antibiotics in humans or animals.