sulfur compounds
preferred label: ترکیبات گوگرد @fa
type: Concept
narrower: hydrosulfides

sulfides
preferred label: سولفیدها @fa
type: Concept
related: hydrosulfides

hydrosulfides
related: sulfides
related: polysulfides
broader: sulfur compounds
preferred label: هیدروسولفیدها @fa
type: Concept

polysulfides
preferred label: پلی‌سولفیدها @fa
type: Concept
related: hydrosulfides