TY - BOOK AU - Verall,Michael S. TI - Downstream processing of natural products: a practical handbook SN - 0471963267 PY - 1996/// CY - Chichester, New York PB - John Wiley & Sons KW - Biomolecules KW - Separation KW - Natural products KW - Biotechnology N1 - Includes bibliographical references and index ER -