Ferrous Ascorbate
| No. | Tests | Specifications | Reference |
|---|---|---|---|
| 1 | Description | Dark purplish black powder with typical ferrous salt taste | In-house |
| 2 | Solubility | 5% solution in 1 M HCl is clear, golden yellow | In-house |
| 3 | Loss on drying (1g, 105°C, 3 hrs) |
Not more than 10.0 % w/w | In-house |
| 4 | pH of 5% solution at room temperature | 4.0 - 8.0 | In-house |
| 5 | Iron content (as such) | Not less than 16.0 % | In-house |
| 6 | Heavy metals (as lead) | Not more than 20 ppm | In-house |
| 7 | Ascorbic acid content by titration (on dry basis) | Not less than 70.0 % | In-house |
| 8 | Microbial Limit Tests | In-house | |
| 9 | Total plate count | Not more than 1000 CFU / g | In-house |
| 10 | Yeast & moulds | Not more than 100 CFU / g | In-house |
| 11 | E.coli | To be absent in 1 g | In-house |
| 12 | Salmonella | To be absent in 10 g | In-house |
| 13 | Staphylococcus aureus | To be absent in 1 g | In-house |
| 14 | Pseudomonas aeruginosa | To be absent in 1 g | In-house |
Storage: Store in a well-closed container at a temperature not exceeding 25°C, protected from direct sunlight and Moisture, unless otherwise specified.
Retest Period: 2 years from the date of manufacture.
