Certificate of Analysis and technical specification for Potassium Persulphate — CAS 7727-21-1. Applies to all consignments of this product and grade.
| Product Name | Potassium Persulphate |
|---|---|
| C.A.S. Number | 7727-21-1 |
| Product Category | Oxidizers & Bleaching Agents |
| Product Group | Persulphates |
| Grade / Standard | ≥99% Technical |
| Physical Form | White crystalline powder |
| Country of Origin | India |
| Packing | Standard export packing — bags, drums, carboys, IBC or ISO tank as applicable |
| Storage | Cool, dry, well-ventilated place in tightly closed original packing |
| S. No. | Test Parameter | Specification | Typical Result | Method |
|---|---|---|---|---|
| 1 | Description | White crystalline 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 99.0 % w/w | 99.29 | Iodometric titration |
| 5 | Matter Insoluble in Water | Not more than 3.0 % w/w | 0.98 | Gravimetry |
| 6 | Moisture | Not more than 8.0 % w/w | 3.84 | Gravimetry |
| 7 | Bulk Density | As per specification | 0.79 g/mL | Tapped density |
| 8 | Particle Size — through 8 mesh | Not less than 95 % | 98.7 | Sieve analysis |
| 9 | Thermal Stability | Complies (self-accelerating decomposition test) | Complies | UN Test O.1 / SADT |
This document sets out the standard specification for Potassium Persulphate and applies to all consignments of this grade. It is not a lot-specific release document; a lot-specific certificate carrying the analysis of the material actually shipped is issued with each consignment. Scapex Exports supplies against customer-specified assay limits and pharmacopoeial standards — send your specification sheet and we will confirm compliance before order.
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