Tianjin Port Free Trade Zone Shangshun International Trade Co., Ltd.

sodium sulfide

sodium sulfide
Product Detailed

1. Sodium Sulfide Yellow Flake 60%
2. Sodium Sulfide 60% Min
3. Sodium Carbonate 2% Max
4. Sodium Sulfite 1% Max

Sodium Sulfide is a strong reducing agent and reacts with oxidants. It is primarily used in pulp and paper industry. It is used in water treatment as an oxygen scavenger agent, in the photographic industry to protect developer solutions from oxidation, in textile industry as a bleaching, as a desulfurizing and as a dechlorinating agent and in leather trade for the sulfitization of tanning extracts. It is used in chemical manufacturing as a sulfonation and sulfomethylation agent. It is used in the production of rubber chemicals, sulfur dyes and other chemical compounds. It is use in other applications include ore flotation, oil recovery, food preservative, making dyes, and detergent.





Item\index                        Top quality          First quality              Second quality
Sodium sulfide % ≥              60                      60                               60
Ironbase on Fe ppm ≤          20                        30                             40
Sodium carbonate % ≤        1.5                        2.0                            2.0
Insoluble substance in water% 0.02                 0.03                          0.05

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