TY - BOOK AU - Clark, O E John AU - TI - Chemistry U1 - 541 PY - 1971/// CY - London PB - Hamlyn KW - Chemistry KW - Spectroscopy KW - Biochemistry KW - Spectrum analysis KW - Acids KW - Bases- chemistry KW - Physical science KW - Science KW - Chemical technology KW - Chemical engineering KW - Biotechnology N1 - Hamlyn all colour paperbacks ER -