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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.