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Sodium Sulfide

 

 

 

 

 

 

 

 

Molecular formula: Na2S
 

 


Use: dehydrating agent, manufactured of rubber, dyestuff tincture, rayon denitration agent, paper pulp, metal ore flotation, refined metal, emboss, printing and dyeing reagent.

 

 

 

 

 

 

 

 

Industrial Sodium Sulfide technical stantard
Implement Standard:GB 10500-2009                                                                       unit:%
project index
Class I Class II Class III
Excellent product First grade Qualified product First grade Qualified product
Sodium Sulfide(Na2S)content                  60.00 60.00 60.00 60.00 60.00 65.00
sodium sulphite(Na2SO3)content               2.00 - - - - -
sodium hyposulfite(Na2S2O3)content           2.00 - - - - -
ron (Fe)含量        content                  0.030 0.120 0.200 0.003 0.005 0.080
sodium carbonate(Na2CO3 content            3.50 5.00 - 2.00 3.00 4.00
water insolubilitycontent                    ≤ 0.20 0.40 0.80 0.05 0.10 0.30