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1. Sodium sulphide
2. Formula: Na2S
3. Purity: 60%Min Yellow Flake
4. HS Code: 28301010
5. SGS CIQ BV inspection
60% Sodium sulfide yellow flakes
1. Packing details: 25kg/ woven bags lined with thick plastic bag
2. Molecular Weight: 40.00
3. Appearance: Yellow flakes
Appearance and properties
Yellow flake, poisonous, easily soluble in water, slightly soluble in alcohol, not soluble in ether. Its aqueous solution is strongly basic and it is easily oxidized in air.
Sodium sulphide 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
Storage and transportation conditions
Should be stored in a cool, well-ventilated area;
Keep away from ignition sources, heat and flame;
Packing encapsulation;
Should be divided with oxidants, acids, avoiding mixing storage;
Shouldn't be stored for a long time lest metamorphism;
Equipped with corresponding varieties and amount of fire-fighting equipment;
Storage area should be equipped with stuff to contain releases.
Harms
For health: It will decompose hydrogen sulfide and leads to hydrogen sulfide poisoning. It has corrosion effect to skin and eyes.
For environment: It will do harm to environment.
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.
|
30ppm Max
| 60%min.
| 0.18%max
| 1.80%max
| 1.80%max
| 2.00%max.
|
50ppm Max
| 60%min
| 0.18%max
| 1.80%max
| 2.00%max
| 2.00%max
|
80ppm Max
| 60%min
| 0.20%max
| 2.00%max
| 2.00%max
| 2.00%max
|
150ppm Max
| 60%min
| 0.30%max
| 3.00%max
| 2.00%max
| 2.00%max
|
1500ppm Max
| 60%min
| 0.40%max
| 5.00%max
| 2.00%max
| 2.00%max
| Red
|
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