○ used in synthetic organic intermediate and preparation of sulfur dye additives .
○ in textile industry as a bleaching, as a desulfurizing and as a dechlorinating agent,
○ used in pulp and paper industry.
○ sodium sulphide is used in water treatment as an oxygen scavenger agent.
○ in the photographic industry to protect developer solutions from oxidation.
○ It is used in the production of rubber chemicals and other chemical compounds.
○ It is use in other applications include ore flotation, oil recovery, food preservative,making dyes, and detergent.
○ used in mining industry as inhibitor , curing agent , removing agent
