Certificate of Analysis and technical specification for Sodium Nitrite — CAS 7632-00-0. Applies to all consignments of this product and grade.
| Product Name | Sodium Nitrite |
|---|---|
| C.A.S. Number | 7632-00-0 |
| Product Category | Water Treatment Chemicals |
| Product Group | Corrosion Inhibitors |
| Grade / Standard | ≥98.5% Technical |
| Physical Form | White to yellowish granules |
| 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 to yellowish granules | 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 98.5 % w/w | 98.83 | Titrimetry / Instrumental |
| 5 | pH (1 % aqueous solution) | As per specification | 5.6 | Potentiometry |
| 6 | Matter Insoluble in Water | Not more than 0.5 % w/w | 0.157 | Gravimetry |
| 7 | Iron (as Fe) | Not more than 50 ppm | 11.8 ppm | ICP-OES |
| 8 | Heavy Metals (as Pb) | Not more than 10 ppm | Less than 5 ppm | ICP-OES |
| 9 | NSF/ANSI 60 suitability | Suitable for potable water treatment | Complies | Manufacturer declaration |
| 10 | Moisture | Not more than 1.0 % w/w | 0.31 | Karl Fischer / Gravimetry |
This document sets out the standard specification for Sodium Nitrite 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.
Send the specification you work to — we confirm the grade, packing, documentation set and CIF/FOB price within one business day.
