title: Analysis of some carbamate and urea herbicides in foods by gas-liquid chromatography after alkylation.
mesh_terms: D000478:Alkylation; D002219:Carbamates; D002849:Chromatography, Gas / Q000379:methods; D005069:Evaluation Studies as Topic; D005506:Food Contamination / Q000032:analysis; D006540:Herbicides / Q000032:analysis*; D010573:Pesticide Residues / Q000032:analysis; D014675:Vegetables / Q000032:analysis*
chemical_list: D002219:Carbamates; D006540:Herbicides; D010573:Pesticide Residues