Certificate of Analysis and technical specification for Iron (III) sulfate, Puratronic« — CAS 10028-22-5. Applies to all consignments of this product and grade.
| Product Name | Iron (III) sulfate, Puratronic« |
|---|---|
| C.A.S. Number | 10028-22-5 |
| Product Category | Water Treatment Chemicals |
| Product Group | Coagulants |
| Grade / Standard | ≥21% Fe Technical |
| Physical Form | Red-brown powder/solution |
| 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 | Red-brown powder/solution | Complies | Visual |
| 2 | Identification | Conforms to the structure of the substance | Complies | FTIR / Chemical test |
| 3 | Assay | Not less than 21.0 % w/w | 22.15 | Titrimetry / Instrumental |
| 4 | Specific Gravity at 25 °C | As per specification | Conforms | Hydrometry |
| 5 | pH (as supplied) | As per specification | 9.0 | Potentiometry |
| 6 | Iron (as Fe) | Not more than 50 ppm | 12.5 ppm | ICP-OES |
| 7 | Heavy Metals (as Pb) | Not more than 10 ppm | Less than 5 ppm | ICP-OES |
| 8 | NSF/ANSI 60 suitability | Suitable for potable water treatment | Complies | Manufacturer declaration |
This document sets out the standard specification for Iron (III) sulfate, Puratronic« 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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