title: Studies on ghosting, an important source of error in the quantitative estimation of free volatile fatty acids by GLC. I. Occurrence of ghosting and factors influencing it.
mesh_terms: D000143:Acids; D000327:Adsorption; D002849:Chromatography, Gas; D005230:Fatty Acids, Nonesterified / Q000032:analysis*; D005232:Fatty Acids, Volatile / Q000032:analysis*; D006863:Hydrogen-Ion Concentration; D012997:Solvents; D013499:Surface Properties
chemical_list: D000143:Acids; D005230:Fatty Acids, Nonesterified; D005232:Fatty Acids, Volatile; D012997:Solvents