title: Quantitative gas and thin-layer chromatographic determination of methylparaben in pharmaceutical dosage forms.
mesh_terms: D002849:Chromatography, Gas / Q000379:methods; D002855:Chromatography, Thin Layer / Q000379:methods; D005079:Excipients; D005421:Flavoring Agents; D009824:Ointments; D010226:Parabens / Q000032:analysis*; D010592:Pharmaceutic Aids / Q000032:analysis*; D011310:Preservatives, Pharmaceutical / Q000032:analysis*
chemical_list: D005079:Excipients; D005421:Flavoring Agents; D009824:Ointments; D010226:Parabens; D010592:Pharmaceutic Aids; D011310:Preservatives, Pharmaceutical; C015358:methylparaben