We are a leading manufacturer and exporter of Sodium Metabisulphite (Na2S2O5) serving Kolkata, known for delivering high purity, consistent quality, and superior chemical properties for local businesses in Kolkata. Our Sodium Metabisulfite powder for Kolkata is widely used across industries in Kolkata such as water treatment, food processing, pharmaceuticals, textiles, and chemical manufacturing for industries based in Kolkata. The product for Kolkata is available in photo grade and pure grade for local customers, appearing as a white crystalline powder with a mild sulfur dioxide odor for users in Kolkata, ensuring excellent performance in various applications for industries operating in Kolkata.
The unmatched quality of our Sodium Metabisulphite for Kolkata makes it ideal for use as a reducing agent, preservative, antioxidant, and dechlorination chemical for water treatment plants and industries across Kolkata. We also offer customized packaging solutions for customers in Kolkata to meet specific client requirements for local businesses in Kolkata, ensuring safe handling, storage, and transportation to and within Kolkata.
| Sr. No. | Characteristics | Specification |
|---|---|---|
| 1 | Physical Appearance | White Crystalline Powder |
| 2 | Assay as SO2% by mass | 65% Min |
| 3 | Assay as Na2S2O5% by mass | 96% Min. |
| 4 | PH of 10% Solution | 4 to 5.5 |
| 5 | Clearity of 10% Solution | Clear |
| 6 | Insoluble Matter | 0.05% Max. |
| 7 | Iron ( as Fe) | 20ppm Max. |
| 8 | Heavy Metal ( as Pb) | 10ppm Max. |
| 9 | Thiosulphate | 0.1% Max. |