1.Properties

Product name: sodium sulfide

CAS No.:1313-82-2
Molecular Weight:78.04

Molecular Formula: Na₂S

Appearance: red and yellow, flakes and solid

 

2. Applications

1). as reducing agent or mordant agent in making sulphur dyes.

2). as flotation agent in non-ferrous metallurgical industry.

3). In tanner industry.

4). Used as mordant agent for cotton dying.

5). In pharmacy industry making some phenacetin.

6).In electroplate industry, for hydriding galvanize

 

3.Specifications:

Fe          Na2S     Water insoluble    Na2CO3    Na2SO3    Na2S2O3   Color

15ppm Max  60%min.    0.05%max     1.80%max   1.80%Max   2.00%max. Yellow

20ppm Max  60%min.    0.10% max    1.80%max   1.80%Max    2.00%max. Yellow

30ppm Max  60%min.    0.18%max     1.80%max   1.80%max    2.00%max. Yellow

50ppm Max  60%min     0.18%max    1.80%max    2.00%max    2.00%max Yellow

80ppm Max  60%min     0.20%max    2.00%max    2.00%max    2.00%max Yellow

150ppm Max  60%min    0.30%max    3.00%max    2.00%max    2.00%max orange

1500ppm Max 60%min     0.40%max    5.00%max   2.00%max    2.00%max  Red

 

4. Outer packing: 

25kgs/bag or 150kgs/drum

 

5. Quality control

Rigid quality control on inputs, process and outputs lead to high purity and consistent quality that permit standardization of its use in industry.

 

6. Handling and Storage

Keep in a tightly closed container, stored in a cool,dry, ventilated area. Protect against physical damage. Isolate from incompatible substances. Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.