TY - RPRT TI - Magnesium hydroxide as a thin-layer chromatographic adsorbent. II. A unique system for separating polynuclear azaaromatic compounds. AU - L K Keefer AU - D E Johnson PY - 1970 DO - 10.1016/0021-9673(70)80004-8 UR - https://pubmed.ncbi.nlm.nih.gov/5418120/ ID - 5418120 ER -