A user's guide to chromatography : gas, liquid, TLC. Regis Chemical Company. Chromatographic analysis Handbooks, manuals, etc. Chromatographic analysis Equipment and supplies. QD117.C5 R45 1976 547.3484 USE Morton Grove, Ill. : Regis Chemical Co., c1976. c1976. 1976 Text xii, 264 p. : eng User's guide to chromatography. User's guide to chromatography.