hydrogen sulfide
type: Concept
broader: sulfides (inorganic)
preferred label: هیدروژن سولفید @fa

sodium sulfide
type: Concept
broader: sulfides (inorganic)
preferred label: سدیم سولفید @fa

pyrites
type: Concept
broader: sulfides (inorganic)
preferred label: پیریت‌ها @fa

sulfides (inorganic)
type: Concept
broader: inorganic salts
narrower: hydrogen sulfide
narrower: sodium sulfide
narrower: pyrites
preferred label: سولفیدها(معدنی) @fa

inorganic salts
type: Concept
narrower: sulfides (inorganic)
preferred label: نمک‌های معدنی @fa