SODIUM
SULPHIDE
Characterisics:
Solid-fused or granular,brown red color,soluble in water,presenting
strong alkaline solution£¬easily oxidized when exposed to air,poisonus.
Molecular Formular: Na2S
Specification:
Na2S 60% Min.
Water insolubles 0.4% Max.
Fe 0.15% Max.
Na2CO3 5% Max.
Uses :
Used as making sulphur dyes or dyestuff intermediate reducer,mordant,flotationagent,depilatory
for leather,digestion auxiliary in paper-making.also widely in pigment
and rubber industry,etc.
Molecular formular:Na2S Specification:Uses:
Producing method :
POWERED COAL REDUCTION
Na2SO4 will be mixed with powered coal in commingler,then sent into
rorary furnaces to be reduced,the reaction liquid will be in filtration,evaporation
and tabletting to get the end product.
Standards: GB10500-89Packing: Characteristics:
Packing: (1)150kgs new iron drums
(2)25kgs plastic woven bags linedwith one layer polythene bags£¬inside
with plasticcoating bags.
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