Audited Supplier
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Ferrous Fumarate
Powder
Medicine Grade
Orange Red or Reddish Brown Powder
141-01-5
169.90
C4h2feo4
Drum
25kg/drum
Cangzhou, China
2917190090
Product Description
Ferrous Fumarate
Molecular formula:C4H2FeO4
molecular weight:169.90
CAS NO.: 141-01-5
Ferrous Fumarate contains NLT 97.0% and NMT 101.0% of ferrous fumarate (C4H2FeO4), calculated on the dried basis.
packaging and storage: preserve in well-closed containers.
Specification of Ferrous Fumarate
| Item | Limit |
| Characters | Orange red or reddish brown powder. |
| Identification | The IR absorption of a potassium bromide dispersion of the dried precipitate exhibits maxima only at the same wavelengths as that of a similar preparation of USP Fumaric Acid RS. |
| IDENTIFICATION TESTS-GENERAL, Iron:A portion of the filtrate obtained in Identification test A meets the requirements. | |
| Sulfate | Not more than 0.2%: Each mg of residue is equivalent to 0.412mg of sulfate(SO4) |
| Arsenic | Not more than 3ppm |
| Ferric iron | Not more than 2.0% |
| Lead | Not more than 10ppm: The absorbance of the Sample solution does not exceed that of the Standard solution. |
| Mercury | Not more than 3μg/g: The color developed by the Sample solution is not more intense than that developed by the Control solution. |
| Loss on drying | Not more than 1.5% |
| Zine | Not more than 0.05% |
| Cobalt | Not more than 0.002% |
| Nickel | Not more than 0.05% |
| Chromium | Not more than 0.02% |
| Plumbum | Not more than 0.002% |
| Assay | 97.0% to 101.0% on the dried basis |
