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Other names: Disodium sulfide
CAS number: 1313-82-2
Molecular formula: Na2S
Molecular Weight: 78.03
Characteristics:
Anhydrous matter of sodium sulfide (sodium sulphide) is white crystal, can be dissolved easily, relative density 1.856 (14 Celsius degree), melting point 1180 Celsius degree.
Specification:
| Items |
General Grade |
Low Iron Grade |
| Na2S |
60.0%Min |
60.0%Min |
| Na2CO3 |
5.0%Max |
2.0 %Max |
| Water Insoluble |
0.4%max |
0.2%max |
| Fe |
0.15%max |
150PPM |
80PPM |
50PPM |
30PPM |
20PPM |
Packing:
In 25kg outer woven bags with inner plastic lining.
Use:
Sodium sulfide (sodium sulphide) used as the material of sulfur dyes, dyeing auxiliaries in textile, used in tannage or the making of sodium polysulfide, the cooking agent of papermaking, used in denitration of rayon and reducing of nitrate, the mordant of cotton textile, or used in the making of medicine and sulfide.
MSDS: Available when required.
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