Ammonium ferric citrate is a food additive with E number E381 used as an acidity regulator.[citation needed] It is a green or reddish-brown powder which is very soluble in water.
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Ammonium ferric citrate is a food additive with E number E381 used as an acidity regulator.[citation needed] It is a green or reddish-brown powder which is very soluble in water.
| Product Name : | FERRIC AMMONIUM CITRATE IP |
| Chemical Formula : | C6H11FeNO7.H2O |
| Molecular Weight : | 315 |
| CAS No. : | 1185-57-5 |
| Storage : | Store in cool and dry place. |
| Retest Period : | |
| Applications / Uses : |
| Sr No | Test | Specifications |
| 1 | Description | A dark reddish brown coloured grannular powder. |
| 2 | SOLUBILITY | Complies |
| 3 | IDENTIFICATION Test A: Test B: | Positive Positive |
| 4 | ARSENIC | Max. 4 ppm |
| 5 | LEAD | Max. 30 ppm |
| 6 | Zinc | Max. 50 ppm |
| 7 | Chloride | Max. 0.25% |
| 8 | Sulphate | Max. 0.3% |
| 9 | Assay (Fe) | 20.5% - 22.5% |
| Product Name : | FERRIC AMMONIUM CITRATE BP |
| Chemical Formula : | C6H10FeNO8 |
| Molecular Weight : | 279.99 |
| CAS No. : | 1185-57-5 |
| Storage : | Store in cool and dry place. |
| Retest Period : | |
| Applications / Uses : |
| Sr.No | Test | Specifications |
| 1 | Description | Thin transparent dark red scales, granules or powder. |
| 2 | Arsenic | Max. 4 ppm |
| 3 | Lead | Max. 30 ppm |
| 4 | Sulphate | Max. 0.3% |
| 5 | Zinc | Max. 50 ppm |
| 6 | Assay | 20.0% - 22.5% |
| Product Name : | FERRIC AMMONIUM CITRATE FCC |
| Chemical Formula : | |
| Molecular Weight : | |
| CAS No. : | |
| Storage : | |
| Retest Period : | |
| Applications / Uses : |
| Sr.No | Test | Specifications |
| 1 | Description | Thin, transparent brown, red-brown, or garnet red scales or granules, or as a brown - yellow powder, or as transparent green crystals. |
| 2 | Solubility | Very soluble in water, but is insoluble in alcohol. |
| 3 | Identification | 1). A 0.5 gm sample, when ignited, chars and leaves a residue of iron oxide. 2). A white precipitate is formed. 3). A red – brown precipitate is formed, and ammonia is evolved when the mixture is heated. |
| 4 | Ferric Citrate | No blue precipitate forms. |
| 5 | Lead | Not more than 2 mg/kg. |
| 6 | Mercury | Not more than 1 mg/kg. |
| 7 | Oxalate | No turbidity develops |
| 8 | Sulfate | Not more than 0.3 % w/w. |
| 9 | Assay | Not less than 16.5 % w/w and not more than 18.5 % w/w of Iron (Fe). |