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            red Sodium sulfide

            red Sodium sulfide

            red Sodium sulfide red Sodium sulfide
            Product name : red Sodium sulfide
            Item : 2
            Details :
             
            Name of Product : sodium sulphide
             
            Item
             
            Index
             
            Standard I (Low iron )
             
             
             
            Standard II( High iron)
             
             
             
            Premium grade
             
            First
             
            grade
             
            Qualified
             
            grade
             
            Premium grade
             
            First grade
             
            Na2S, (%) ≥
             
             
             
            60.0
             
            60.0
             
            60.0
             
            60.0
             
            60.0
             
            Na2SO3, (%) ≤
             
             
             
            1.0
             
            -
             
            -
             
            -
             
            -
             
            Na2S2O3, (%)≤
             
             
             
            2.5
             
            -
             
            -
             
            -
             
            -
             
            Fe, (%)≤
             
             
             
            0.0020
             
            0.0030
             
            0.0050
             
            0.015
             
            0.030
             
            Water insoluble
             
            Matter , (%)≤
             
             
             
            0.05
             
            0.05
             
            0.05
             
            0.15
             
            0.20
             
            Na2CO3, (%)≤
             
             
             
            2.0
             
            -
             
            -
             
            3.5
             
            -
             
            Molecular formula: Na2S
             
            CAS No: 1313-82-2
             
            UN No:1849
             
            Dangerous Goods Class:8.2
             
             
            Standard: GB10500-2009
             Name of product: Sodium sulfide

            Purity: 60%

            Molecular formula: Na2S

            Molecular weight: 78.04
            Standard: GB 10500-2009

            Appearance: yellow or red piece, grainy, flake.

            Solubleness: Soluble in water, insoluble in acetone

            Application: widely used in such industry as the manufacture of papermaking, sulfurous acid dyeing of manmade fiber, copper ore beneficiation

            Packing: Industrial sodium sulfide is packed in 25kg ,900kgwoven bag with plastic inner bag. All the bags are tightly sealed. 
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