GC-MS
type: Concept
broader: gas chromatography
preferred label: جی.سی-ام.اس @fa

pyrolysis gas chromatography
type: Concept
broader: gas chromatography
preferred label: کروماتوگرافی گازی تفکافتی @fa

gas chromatography
type: Concept
broader: chromatography
narrower: GC-MS
narrower: pyrolysis gas chromatography
preferred label: کروماتوگرافی گازی @fa

chromatography
type: Concept
narrower: gas chromatography
preferred label: کروماتوگرافی @fa