Product Description
SODIUM META BI SULPHITE
| No. | Characteristic | Specifications |
| 1 | Content (as Na2S2O5 ) | % | 97.2 | Min. |
| 2 | SO2 | % | 65 | Min. |
| 3 | Iron (Fe) | % | 0.005 | Max. |
| 4 | As | % | 0.0001 | Max. |
| 5 | Water Insoluble Matter | % | 0.05 | Max. |
| 6 | PH Value | - | 4.0 | Min. |
| 7 | Heavy Metal | % | 0.001 | Max. |
FIELD OF APPLICATIONS
Leather industries
Bleaching agent for paper pulps
Food industries
Textile
Fibers
PACKING
50 kg. HDPE bags with inner HM-HDPE liner.
SAFETY / PRECAUTION
Keep away from heat and water. Avoid inhalation. Use with adequate ventilation.
STORAGE
Store in a cool, dry, well ventilated area, away from heat, moisture, source of ignition and strong alkaline material. stored under cover in a cool, dry place and the bags should not be stacked more than 10 bags high.
Key Features and CompositionSodium Meta Bi Sulphite appears as white crystalline powder or granules with a pungent sulfur dioxide odor. It exhibits strong reducing properties, decomposes at temperatures above 150C, and is highly soluble in water. With a molecular weight of 190.1 g/mol and a density of 1.48 g/cm, it is effective across a broad range of industrial and commercial applications.
Wide Range of UsesThis compound finds broad utility as a food preservative (E223), antioxidant, bleaching agent, and water treatment additive. It is common in food and beverage processing, textile and chemical manufacturing, and the photographic industry, owing to its ability to inhibit spoilage and control oxidation.
Storage and Shelf LifeTo maximize effectiveness, Sodium Meta Bi Sulphite should be stored in a cool, dry, and well-ventilated area, away from acids and oxidizing agents. Under ideal storage conditions, it maintains its properties for up to 24 months from the date of manufacture.
FAQs of SODIUM META BI SULPHITE:
Q: How should Sodium Meta Bi Sulphite be stored to ensure maximum shelf life?
A: Sodium Meta Bi Sulphite should be kept in a tightly sealed container, stored in a cool, dry, and well-ventilated area away from heat, moisture, acids, and oxidizing agents. Proper storage maintains its quality and extends shelf life up to 24 months from the manufacturing date.
Q: What are the primary industrial and commercial uses of Sodium Meta Bi Sulphite?
A: This compound is predominantly used as a food preservative (E223), antioxidant, bleaching agent, and in water treatment. It also serves essential roles in the photographic and textile industries, as well as in chemical synthesis and manufacturing.
Q: When is Sodium Meta Bi Sulphite added during the food manufacturing process?
A: In food processing, Sodium Meta Bi Sulphite is usually added during mixing or preparation stages to maximize its effectiveness in preserving freshness, preventing oxidation, and extending shelf life of the products.
Q: Where can Sodium Meta Bi Sulphite be sourced in India?
A: In India, Sodium Meta Bi Sulphite is available from various distributors, exporters, manufacturers, suppliers, and traders offering industrial, food, and pharmaceutical grades to meet specific industry requirements.
Q: What precautionary measures are necessary when handling Sodium Meta Bi Sulphite?
A: As it is toxic if ingested in excess and can cause irritation, it is essential to use protective equipment such as gloves and masks, avoid direct inhalation or contact, and ensure proper ventilation during handling.
Q: What benefits does Sodium Meta Bi Sulphite offer as a preservative and antioxidant?
A: It inhibits spoilage by preventing microbial growth and oxidation, thereby extending shelf life and maintaining quality in foods and beverages. Its antioxidant properties help retain color and flavor in processed products.
Q: How does Sodium Meta Bi Sulphite function in water treatment processes?
A: In water treatment, Sodium Meta Bi Sulphite neutralizes residual chlorine and other oxidizing agents, safeguarding equipment and improving water quality for various industrial and commercial applications.