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Sodium Sulphite - For Food/Photo

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Brand:Prinita Chem

Country Of Origin : India

Sodium Sulphite (Na2SO3) is a high-quality, food/photo-grade chemical used across the pulp & paper, water treatment, photography, and food industries. Supplied in 25kg bags, this white powder ensures compositional accuracy, low moisture content, and extended shelf life. It functions as an antioxidant, antichlor, enzyme inhibitor, and oxygen scavenger in multiple industrial applications.


Features:
  • Minimum 97% assay ensures chemical performance
  • Low iron (<10 ppm) and heavy metal (<20 ppm) content
  • Moisture and insolubles limited to 0.1% max
  • Long shelf life with stable powder form
  • Manufactured under industry-compliant standards

Attributes:
  • Product Type: Sodium Sulphite
  • Form: Powder
  • Packaging Size: 25kg Bag
  • Formula: Na2SO3
  • CAS No.: 7757-83-7
Product Overview
Sodium Sulphite (Na2SO3) is a versatile chemical compound used across various industries including food processing, water treatment, photography, and chemical manufacturing. With a minimum assay of 97%, this compound offers compositional accuracy and purity for specialized industrial uses.

Applications
Commonly used in the pulp and paper industry as a reducing agent and bleaching aid, Sodium Sulphite also serves as an antichlor in water treatment systems. In photography, it acts as a preservative and antioxidant. It is used as an enzyme inhibitor in food and drug processing, and as an oxygen scavenger in oil well floatation and boiler water systems.

Performance & Benefits
This food/photo-grade powder features a low impurity profile, with sulphate content ≤ 2.5%, iron ≤ 10 ppm, and heavy metals ≤ 20 ppm. It is free from contamination, has minimal moisture content (≤ 0.1%), and remains stable during storage and transportation.

Specifications
- Assay: ≥ 97% - Sulphate: ≤ 2.5% - Insolubles: ≤ 0.1% - Moisture: ≤ 0.1% - Iron (Fe): ≤ 10 ppm - Heavy Metals (Pb): ≤ 20 ppm - Form: Powder - CAS No.: 7757-83-7

Supply & Export Readiness
Distributed by Prinita Chem and packed in durable 25kg bags, this product meets global quality standards and is suitable for export. It supports high-volume industrial procurement for chemical manufacturers, water treatment facilities, food processors, and laboratories worldwide.