|
|
| Sodium Sulphide Red Flake for Tannery and Copper Mining and Dyeing |
| |
 |
| |
Other Name: Alkali sulfide,Odorous alkali,Stinky soda,Xanthine
CAS No.: 1313-82-2
EINECS No.: 215-211-5
Molecular Formula: Na2S
Molecular Weight: 78.04
Density: 1.86g/cm3
Purity: 60%
Melting Point: 950oC
Appearance:Pale yellow or brick red flakes
Dangerous goods Transport No.: 1849
Solubility: Easily soluble in water, insoluble in ether, slightly soluble in ethanol
Introducing our top-grade 60% Yellow Flakes Sodium Sulfide (Na2S), a versatile and reliable product designed to meet your chemical needs across various industries. Sourced from top-tier manufacturers, these sodium sulfide flakes are guaranteed to deliver exceptional performance and value for your investment.
Grade Standard: Industrial Grade
|
ITEM
|
STANDARD
|
STANDARD
|
STANDARD II
|
STANDARD III
|
STANDARD
|
STANDARD
|
|
Fe
|
10ppm max
|
20ppm max
|
30ppm max
|
80ppm max
|
150ppm max
|
1500ppm max
|
|
Na2S
|
60%min
|
60%min.
|
60%min.
|
60%min.
|
60%min.
|
60%min.
|
|
Water insolubles
|
0.03%max
|
0.10%max.
|
0.18%max.
|
0.20%max.
|
0.30%max.
|
0.40%max.
|
|
Na2CO3
|
1.80%max
|
1.80%max.
|
1.80%max.
|
2.00%max.
|
3.00%max.
|
5.00%max.
|
|
Na2SO3
|
1.00%max
|
1.80%max.
|
1.80%max.
|
2.00%max.
|
2.00%max.
|
2.00%max.
|
|
Na2S2O3
|
2.00%max
|
2.00%max.
|
2.00%max.
|
2.00%max.
|
2.00%max.
|
2.00%max.
|
|
Colour
|
Yellow
|
RED
|
|
|
| |
|
