Scapex Exports Pvt. Ltd.
830, 8th Floor, Sun Gravitas, Times of India Road,
Shyamal, Ahmedabad 380015, Gujarat, India
+91 9925522674 · info@scapexexports.com
CIN U46909GJ2025PTC164345
Shyamal, Ahmedabad 380015, Gujarat, India
+91 9925522674 · info@scapexexports.com
CIN U46909GJ2025PTC164345
Certificate of AnalysisStandard product specification
Soda Ash Dense (Sodium Carbonate)
CAS 497-19-8 · CNa2O3 · 99.2% min
Structural formula1. Product identity
| Product name | Soda Ash Dense (Sodium Carbonate) |
|---|---|
| C.A.S. number | 497-19-8 |
| Molecular formula | CNa2O3 |
| Molecular weight | 105.99 g/mol |
| Grade / standard | 99.2% min |
| Description | White granular powder |
| Product group | Builders & Fillers |
| Category | Home Care & Detergent Chemicals |
| Country of origin | India |
| Packing | Bags, drums, carboys, IBC or ISO tank as applicable — customer-specified packing available |
| Storage | Cool, dry, well-ventilated place in tightly closed original packing |
2. Analytical specification
| S. No. | Test parameter | Specification | Typical result | Method |
|---|---|---|---|---|
| 1 | Description | White granular powder | Complies | Visual |
| 2 | Identification | Conforms to the structure of the substance | Complies | FTIR / Chemical test |
| 3 | Solubility | As per specification | Complies | Visual / Monograph |
| 4 | Assay | Not less than 99.2 % w/w | 99.42 | Titrimetry (Epton / two-phase) |
| 5 | pH (1 % aqueous solution) | 7.0 – 10.0 | 8.9 | Potentiometry |
| 6 | Free Alkali | Not more than 0.5 % w/w | 0.119 | Titrimetry |
| 7 | Matter Insoluble in Alcohol | Not more than 2.0 % w/w | 0.52 | Gravimetry |
| 8 | Moisture | Not more than 1.0 % w/w | 0.18 | Karl Fischer / Gravimetry |
3. Declaration
This document sets out the standard specification for Soda Ash Dense (Sodium Carbonate) and applies to all consignments of this product and grade supplied by Scapex Exports Pvt. Ltd. It is not a lot-specific release document; a lot-specific certificate carrying the analysis of the material actually shipped is issued with, and travels with, each consignment. Scapex Exports supplies against customer-specified assay limits and pharmacopoeial standards — send your specification sheet and we confirm compliance in writing before the order is accepted.
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