Organochlorine compounds
preferred label: ترکیبات آلی کلردار @fa
type: Concept
has narrower: Polychlorinated biphenyls
narrower: Polychlorinated biphenyls

Polychlorinated biphenyls
type: Concept
broader: Aromatic hydrocarbons
broader: Organochlorine compounds
scope note: Polychlorobiphenyl
scope note: پلی‌کلروبی‌فنیل @fa
preferred label: بی‌فنیل‌های چندکلردار @fa
alternative label: Polychlorobiphenyl
alternative label: پلی‌کلروبی‌فنیل @fa

Aromatic hydrocarbons
preferred label: هیدروکربن‌های آروماتیک @fa
type: Concept
narrower: Polychlorinated biphenyls