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Sodium Hydrosulphite

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MOQ : 100 Kilograms

Sodium Hydrosulphite Specification

Molecular Weight
174.11 g/mol

Smell
Slight sulfurous odor

Structural Formula
Na2S2O4

Molecular Formula
Na2S2O4

HS Code
28311020

Taste
Slightly salty

Boiling point
Not applicable (Decomposes before boiling)

Classification
Inorganic Chemical

Inorganic Acid Types
Sulphites

Grade
Industrial Grade

Purity
88% min

Application
Textile, Leather, Paper and Pulp, Dyeing, Food Industry (as permitted), Chemical Industry

Appearance
White or greyish crystalline powder

CAS No
7775-14-6

EINECS No
231-890-0

Other Names
Sodium Dithionite, Sodium Sulfoxylate

Usage
Reducing agent in textile dyeing and printing, bleaching agent, removing excess dye, reducing chromate in cement

Melting Point
>300C (Decomposes)

Density
2.19 Gram per cubic centimeter(g/cm3)

Solubility
Soluble in water

Raw Material
Sodium Formate, Sodium Bisulfite

Stability
Decomposes in presence of moisture and air

Storage
Store in cool, dry and well-ventilated place, away from direct sunlight

Shelf Life
1 year under proper conditions

Hazard Class
Class 4.2 (Substances liable to spontaneous combustion)

UN Number
1384

Packaging
25 kg, 50 kg HDPE bags with inner liner

pH (1% Solution)
5.0 - 7.0

Moisture Content
1% max

Sodium Hydrosulphite Trade Information

Minimum Order Quantity
100 Kilograms

Payment Terms
Cash in Advance (CID)

Supply Ability
1000 Kilograms Per Month

Delivery Time
5-7 Days

Main Domestic Market
All India

About Sodium Hydrosulphite

Order the special grade Sodium Hydrosulphite, an astounding reducing agent known for its classic utility across textile, leather, paper, and chemical industries. Supplied as a fresh, lustrous white or greyish crystalline powder, this inorganic acid-type sulphite ensures a minimum purity of 88%. Experience exceptional stability when stored properly, with outstanding results in bleaching and dye removal. Each batch is thoughtfully packaged in 25 kg or 50 kg HDPE bags with an inner liner to maintain product integrity until delivered to your facility in India or abroad.

Distinctive Features and Versatile Applications

Sodium Hydrosulphite boasts special features such as a slightly salty taste, a lustrous crystal appearance, and high solubility in water. Used primarily as a reducing and bleaching agent, it excels in textile dyeing and printing, pulp and paper treatment, and chemical synthesis. Its application surface ranges from fabrics to industrial materials, offering unrivaled results in chromate reduction and excess dye removal-making it an invaluable choice for a broad spectrum of manufacturing sectors.

Quick Delivery, Flexible Sampling, and Reliable Shipping

Shipped goods are delivered efficiently through India's reliable FOB port options. We offer samples upon request so customers can evaluate quality before placing bulk orders. Every consignment, whether 25 kg or 50 kg packaging, is shipped with special care to ensure its freshness and safety. Our team coordinates with clients for a smooth ordering process, keeping delivery times prompt and communication transparent from order placement to receipt at your doorstep.

FAQ's of Sodium Hydrosulphite:

Q: How should Sodium Hydrosulphite be stored for maximum shelf life?

A: It should be stored in a cool, dry, and well-ventilated place, away from direct sunlight, moisture, and open air to prevent decomposition.

Q: What are the main industrial uses of Sodium Hydrosulphite?

A: It is primarily used as a reducing agent in textile dyeing and printing, bleaching agent in paper and pulp, for removing excess dye, reducing chromate in cement, and selectively in the food industry where permitted.

Q: When can I expect Sodium Hydrosulphite to be delivered after placing an order?

A: Delivery times vary based on location and order quantity, but we strive for prompt shipping, coordinating closely with clients for efficient logistics via available FOB port options.

Q: Where does the product originate and what packaging options are available?

A: Manufactured, supplied, and traded from India, Sodium Hydrosulphite is available in 25 kg or 50 kg high-density polyethylene (HDPE) bags with an inner liner to maintain product quality.

Q: What are the processing and safety requirements when handling Sodium Hydrosulphite?

A: Handle with care and use protective equipment, as it is classified under hazard class 4.2 and may decompose upon exposure to moisture or air. Always refer to the product's safety data sheet for proper handling guidelines.

Q: What benefits does Sodium Hydrosulphite provide in applications like dyeing and bleaching?

A: It delivers outstanding reduction power, efficiently removes excess dye and brightens fabrics, ensuring high-quality, consistent results during processing.

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