title: New data on collaborative studies on analysis of volatile nitrosamines.
mesh_terms: D002849:Chromatography, Gas / Q000379:methods; D004553:Electric Conductivity; D005504:Food Analysis / Q000592:standards*; D005740:Gases; D013058:Mass Spectrometry / Q000379:methods; D008460:Meat / Q000032:analysis; D009602:Nitrosamines / Q000032:analysis*
chemical_list: D005740:Gases; D009602:Nitrosamines