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Sodium hydrosulfide
Formular: NaHS • H2O
CAS: 16721-80-5
HS: 2830109000
UN:2949
Package: 25kg /bag
Appearance: yellow flakes
Application: used as flotation agent in copper ore, sulfide dye agent in synthetic fibre and etc.
•Used as a reducing agent, flotation and extraction agent in the mining industry
•used as an ingredient in the leather industry to remove the outer skin.
• used as raw materials for the chemical industry
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Sodium metabisulfite
Formular: Na2S2O5
CAS: 7681-57-4
HS: 28321000
Appearance: white crystal powder
Package: 25kg、1000kg/bag
Application:
•Used as dressing agent, wastewater treatment agent in industry
•Used as waste water Mordant of printing and dyeing and etc.
•Used as reducing agent for developing agent and protective agent for fixing solution in photography industry
•Used as food additives in food industry
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Ferric sulphate
Formular: FeSO4· 7H2O
HS: 283329
CAS code:7782630Appearance: Light Green Crystalline
Package: 1000kg/bag or customized package
Application:
●Mainly used in Water Treatment in industry.
●Used as Nutritional Supplement in food industry
●Used as Colorant and etc.
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Sodium sulfide
Formula:Na2S
CAS: 1313-82-2
HS: 28301090
UN: 1849
Appearance: Yellow-brown flakes
Package: 25kg per woven bag
Application:
•Mainly used as flotation agent in Metallurgy, leather industry
•In leather industry, it is used for processing natural leather
• Used in the dyestuff industry to produce sulphur dyes
