Understanding Sodium Hydrosulfide: Uses, Storage and Safety
Sodium Hydrosulfide, commonly known as NAHS (UN 2949), is a versatile compound that has a wide range of applications across industries. Available in a variety of concentrations, such as 10/20/30ppm, Sodium Hydrosulfide is primarily used in the textile, paper and mining industries, playing a vital role in processes such as dyeing, bleaching and mineral extraction.
One of the main uses of sodium hydrosulfide is in the production of sodium sulfide, especially in the production of pulp and paper. It acts as a reducing agent, helping to break down the lignin in wood, which is essential for the production of high-quality paper. Additionally, in the textile industry, sodium hydrosulfide is used for its bleaching properties, effectively removing unwanted colors from fabrics.
In terms of storage, sodium hydrosulfide must be handled with care due to its reactive nature. It must be stored in a cool, dry place, away from incompatible substances such as acids and oxidants. Containers should be sealed to prevent moisture absorption, as sodium hydrosulfide reacts with water to release toxic hydrogen sulfide gas, which poses a health risk.
It is critical for anyone working with sodium hydrosulfide hydrate or sodium sulfide nonahydrate to follow safety protocols, including wearing appropriate personal protective equipment (PPE), such as gloves and goggles. Proper operating and emergency procedure training is also essential to ensure a safe workplace.
In summary, sodium hydrosulfide is an important chemical with a wide range of uses, but it requires careful handling and storage to reduce risks. Understanding its uses and safety measures is essential for anyone working with this compound in an industrial setting.
SPECIFICATION
|
Item |
Index |
|
NaHS(%) |
70% min |
|
Fe |
30 ppm max |
|
Na2S |
3.5%max |
|
Water Insoluble |
0.005%max |
usage
used in mining industry as inhibitor , curing agent , removing agent
used in synthetic organic intermediate and preparation of sulfur dye additives .
Used in textile industry as a bleaching, as a desulfurizing and as a dechlorinating agent
used in pulp and paper industry.
used in water treatment as an oxygen scavenger agent.
OTHER USED
♦ In the photographic industry to protect developer solutions from oxidation.
♦ It is used in the production of rubber chemicals and other chemical compounds.
♦ It is use in other applications include ore flotation, oil recovery, food preservative, making dyes, and detergent.
Transport Information
ransporting Label：
Marine pollutant ：Yes
UN Number :2949
UN Proper Shipping Name: SODIUM HYDROSULPHIDE, HYDRATED with not less than 25% water of crystallization
Transport Hazard Class :8
Transport Subsidiary Hazard Class :NONE
Packing Group:II
Supplier Name :Bointe Energy Co., Ltd
Supplier Address :966 Qingsheng Road, Tianjin Pilot Free Trade Zone (Central Business District),China
Supplier Post Code: 300452
Supplier Telephone: +86-22-65292505
Supplier E-mail:market@bointe.com
At present,the company is vigorously expanding overseas markets and global layout. In the next three years, we are committed to becoming one of the top ten export enterprises in China’s fine daily chemical industry, serving the world with high-quality products and achieving a win-win situation with more customers.
PACKING
TYPE ONE:25 KG PP BAGS(AVOID RAIN, DAMP AND SUN EXPOSURE DURING TRANSPORTATION.) 
TYPE TWO:900/1000 KG TON BAGS(AVOID RAIN, DAMP AND SUN EXPOSURE DURING TRANSPORTATION.) 
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