TY - BOOK AU - Musa Ahmad Musa bin Ahmad TI - Colorimetric methods for the determination of hydroquinone and p-benzoquinone extrated from red phosphorus and charcoal supports PY - 1987/// CY - Manchester PB - University of Manchester KW - Colorimetric analysis N1 - Thesis (M. Sc.) - University of Manchester, 1987 ER -