Sodium Hydro Sulphite, Anhydrous Sodium Sulfite, Sodium Sulfite Price

• Certification: Ccic, CIQ, RoHS
• Purity: ≥99%
• Type: Sodium Sulfate
• Appearance: Granular
• Grade Standard: Industrial Grade
• CAS No.: 7775-14-06
• Model NO.: Sodium Sulfite
• Formula: Na2o4s2
• Einecs: 231-890-0
• Specification: as required
• Origin: China
• Production Capacity: 50000mt/Month

Product Description

 

hot sale 88% sodium hydrosulfit for Textile industry

SODIUM HYDROSULFIT, also known as sodium hydroxid, is a white sandy crystal or light yellow powder chemical product, melting point 300ºC (decomposition), ignition temperature 250ºC, insoluble in ethanol, soluble in sodium hydroxid solution, in contact with water It reacts violently and burns.

INDEX	90%	88%	85%	74%
Na2S2O4	≥90%	≥88%	≥85%	≥74%
Fe	≤20ppm	≤20ppm	≤20ppm	≤30ppm
Zinc(Zn)	≤1ppm	≤1ppm	≤1ppm	≤1ppm
Other heavy metal (as Pb)	≤1ppm	≤1ppm	≤1ppm	≤1ppm
Water Insolubles	≤0.05%	≤0.05%	≤0.05%	≤0.05%
Shelf Life(month)	12	12	12	12

 

Packaging & Shipping

Package: 50KGS/DRUM, 21TONS/20'FCL WITHOUT PALLET.

Delivery time: 5-15 days after receiving payment. 

SODIUM HYDROSULFIT usage

 

1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching.

2. It is also used in bleaching paper pulps , especially mechanical pulps, it's the most fittable bleaching agent in pulps.

3. It is used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products,

4. It is used in mineral, the compound of thioure and other sulphides.

5. It is used as reducing agent in chemical industry.

6. Sodium hydrosulfit food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms.