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Synonyms： Na2-S Hesthsulphid， Disodium sulfide
CAS NO.: 1313-82-2
EINECS：215-211-5
Molecular Formula： Na2S
Molar Mass： 78.0445
Melting Point： 950℃
Properties：Sodium sulfide, also known as alkali, sulfur fossil, sodium sulfide, stench soda. Pure product is colorless or beige granular Crystal, industrial product is red brown or brick red block, Flake, soluble in water, slightly soluble in alcohol, insoluble in ether, its aqueous solution is strong alkaline, easy to oxidize in air, toxic.
Specification:
|
Item |
10ppm Low Iron Sodium Sulphide |
20ppm Low Iron Sodium Sulphide |
30ppm Low Iron Sodium Sulphide |
50ppm Low Iron Sodium Sulphide |
80ppm Low Iron Sodium Sulphide |
150PPM Low Iron Sodium Sulphide |
1500PPM Sodium Sulphide |
|
Na2S(%)
|
60.0Min |
60.0Min |
60.0Min |
60.0Min |
60.0Min |
60.0Min |
60.0Min |
|
Na2CO3(%) |
2.0Max |
2.0Max |
2.0Max |
2.0Max |
2.0Max |
2.0Max |
5.0Max |
|
Water Insoluble(% |
0.02max |
0.03max |
0.03/0.05max |
0.03/0.05max |
0.2max |
0.2max |
0.4max |
|
Fe(%) |
0.001max |
0.002max |
0.003max |
0.005max |
0.005max |
0.015max |
0.15max |
Applications and Usages: Used in the dye industry for the production of sulfur dyes, is the raw material of blue and blue sulfide. The dyeing and printing industry is used as a dye aid for dissolving sulfur dyes. In the leather industry, hydrolysis is used to depilate hides, and sodium polysulfide is also used to prepare sodium polysulfide to accelerate the soaking of dry skins and help softening. The paper industry is used as a cooking agent for paper.
Packing: 25kg plastic woven bag and 1000kg bag.or according to customer's demand.
PIC：Yan Zhuo
Email：km11@kmchem.com
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