“…Comparison of cliromatogram wing (A) pure CO, and (B) 0.3 %formic acid in CO, for the following solutes: ( I ) pentanoic acid,(2) phenethyl alcohol, (3) 2'-acetonaphthone and (4) oleic acid. Chromatographic conditions: initial density of 0.075 g mL" for 8 min, 0.1 g mL-' min-' ramp to 0.8 g d-'; 75°C oven temperature; Comparison of chromatogrums using (A) pure CO, and (B) 0.3 % fom'c acid in CO, f o r the following solutes:(I) pentanoic acid, (2) phenethyl alcohol, (3) m-bromobenzoic acid, (4)p-nitrophenylacetic acid and (5) o-benzoylbenzoic ucid.…”