Sodium Sulfide 60%min Flake is our strong item ,and have passed through ISO9001:2008Quality Management System Certification.
Molecule Formula: Na2S
Molecule Weight: 78
Property: Flakes, brown-red color soluble in water , slightly soluble in alcohol, insoluble in ether; easily oxidized when exposed to air.
Specification:
Fe | 30ppm | 50ppm | 150ppm | 300ppm |
Na2S | 60% Min | 60% Min | 60% Min | 60% Min |
Na2SO3 | 2% Max | 2% Max | 2% Max | 2% Max |
Na2S2O3 | 2% Max | 2% Max | 2% Max | 2% Max |
Na2CO3 | 2% Max | 2% Max | 3% Max | 3% Max |
Water Insoluble Matter | 0.2% Max | 0.2% Max | 0.2% Max | 0.2%Max |
Packing: Net each in 25kg plastic woven bag, lined with PE bag.
Usage: Depilatory for hides and skins, manufacture of rubber ,sulphur dyes, rayon (denitrating), paperpulp, ore floatation, metal refining, engraving, cotton ,printing, as chemical intermediates and laboratory reagent.
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sales sophie
Sodium sulfide