TY - GEN AU - ENGELBERTZ,P AU - BABEL,E TI - [New color tests in the determination of diphenyl bases and their transformation products with potassium 1, 2-naphthoquinone-4-sulfonic acid] SN - 0044-4049 PY - 2003///0501 KW - Aniline Compounds KW - Biphenyl Compounds KW - Coloring Agents KW - Naphthoquinones KW - Potassium KW - Sulfonic Acids N1 - Publication Type: Journal Article ER -