Product Description
Specification(GB 23937-2009):
|
Iterms
|
S
tandards
|
|
Na
H
S%:
|
7
0
%
min
|
|
Na2CO3%:
|
1
%
max
|
|
Fe%:
|
0.00
15-0.003
% max
|
|
Water insoluble%:
|
0.
005
% max
|
|
Na2S2O3
|
1.5% max
|
|
Na2S
|
3-4 % max
|
USES:
1.
Dyeing( Production sulfur dyes and organic intermediate)
2.Leather processing (Rawhide hair removal and tanning)
3.Mining ( flotation agent)
4.Wastewater treatment
Sodium Hydrosulfide (NaHS)
Product Description:
Sodium hydrosulfide (NaHS) is a versatile inorganic chemical raw material available in the form of white or slightly light yellow amorphous crystals or powder. This corrosive substance is easily soluble in water, producing a strongly alkaline aqueous solution. Widely utilized in industries such as dyes, pharmaceuticals, leather, textiles, papermaking, and more, sodium hydrosulfide is a crucial component in various manufacturing processes. Additionally, it serves as a common chemical reagent for applications in analytical chemistry and organic synthesis.
-
Wear protective equipment:
Always wear chemical protective glasses, gloves, and clothing to prevent skin and eye contact.
-
Storage and ventilation:
Store sodium hydrosulfide in a dry, cool, and ventilated area to avoid contact with oxidants and combustibles. Ensure proper ventilation to prevent toxic gas accumulation.
-
Avoid contact with other substances:
Sodium hydrosulfide is a strong reducing agent, so avoid contact with acids, oxidants, and flammable materials.
-
Avoid inhalation and swallowing:
The gas released by sodium hydrosulfide is irritating and toxic. Take precautions to avoid inhalation and swallowing.
-
Waste disposal:
Properly dispose of sodium hydrosulfide waste by neutralizing it into a neutral solution before disposal.
-
Prevent splashing and dusting:
Be cautious to prevent splashing and dusting when handling sodium hydrosulfide. Rinse immediately with water if splashing occurs.
-