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
Carbonyl Iron Powder
CAS 7439-89-6 · CFeO · 99% USP/Nutra Grade
Structural formula1. Product identity
| Product name | Carbonyl Iron Powder |
|---|---|
| C.A.S. number | 7439-89-6 |
| Molecular formula | CFeO |
| Molecular weight | 83.85 g/mol |
| Grade / standard | 99% USP/Nutra Grade |
| Description | Dark grey fine powder |
| Product group | Iron Minerals |
| Category | Vitamins, Minerals & Amino Acids |
| 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 | Dark grey fine powder | Complies | Visual |
| 2 | Identification (A) — Infrared absorption | Concordant with reference spectrum | Complies | IR Spectrophotometry |
| 3 | Identification (B) — Chemical / chromatographic | Positive for the substance | Complies | As per monograph |
| 4 | Solubility | As per specification | Complies | Visual / Monograph |
| 5 | Assay | Not less than 99.0 % w/w | 99.45 | HPLC / Titrimetry (Monograph) |
| 6 | Specific Optical Rotation | As per monograph | Conforms | Polarimetry |
| 7 | Loss on Drying | Not more than 0.5 % w/w | 0.29 | Gravimetry |
| 8 | Residue on Ignition | Not more than 0.1 % w/w | 0.026 | Gravimetry |
| 9 | Chloride | Not more than 0.05 % | 0.0076 | Turbidimetry |
| 10 | Lead (Pb) | Not more than 3 ppm | Less than 0.5 ppm | ICP-MS |
| 11 | Heavy Metals | Not more than 20 ppm | Less than 10 ppm | ICP-OES / Limit test |
| 12 | Related Substances — any individual impurity | Not more than 0.10 % | 0.022 | HPLC |
| 13 | Related Substances — total impurities | Not more than 0.50 % | 0.209 | HPLC |
| 14 | Residual Solvents | Complies with ICH Q3C limits | Complies | Headspace GC |
| 15 | Total Aerobic Microbial Count | Not more than 1000 cfu/g | 20 cfu/g | IP / USP <61> |
| 16 | Total Yeast & Mould Count | Not more than 100 cfu/g | 3 cfu/g | IP / USP <61> |
| 17 | Escherichia coli | Absent in 1 g | Absent | IP / USP <62> |
| 18 | Salmonella species | Absent in 10 g | Absent | IP / USP <62> |
3. Declaration
This document sets out the standard specification for Carbonyl Iron Powder 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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