| 1 | Appearance/Description | Colorless, syrupy liquid. | Colorless or slightly yellow, syrupy liquid. | USP/Ph.Eur/BP |
| 2 | Solubility | Complies | Insoluble in chloroform;Miscible with water, Alcohol and with ethanol 96% | USP/Ph.Eur/BP |
| 3 | Identification (By chemical test) | Complies | The solution should be strongly acidic. | Ph.Eur/BP |
| 4 | Identification (by Relative density, 20°C) | 1.20 | 1.20 to 1.21 | Ph.Eur/BP |
| 5 | Identification (Lactate) | Complies | A blue color should produce. | USP |
| 6 | Appearance of solution | Complies | The solution should not be more intensely colored than reference solution Y6. | Ph.Eur/BP |
| 7 | Assay | 91.3% | 88.0% - 92.0% w/w | USP/Ph.Eur/BP |
| 8 | Sulphated ash / Residue on ignition | 0.02% | NMT 0.05% | USP/Ph.Eur/BP |
| 9 | Sugars and other reducing substances | Complies | No red or greenish precipitate should form. | Ph.Eur/BP |
| 10 | Calcium (Ca) | Less than 200 ppm | NMT 200 ppm | Ph.Eur/BP |
| 11 | Sulphate (SO4) | Less than 200 ppm | NMT 200 ppm | Ph.Eur/BP |
| 12 | Sulphate(SO4) | Complies | No turbidity should produce. | USP |
| 13 | Ether insoluble substances | Complies | The solution should not more opalescent than the solvent used for the test. | Ph.Eur/BP |
| 14 | Citric, oxalic and phosphoric acids | Complies | Any opalescence produced in the sample solution should not be more intense than that of reference solution. | Ph.Eur/BP |
| 15 | Limit of citric, oxalic, phosphoric or tartaric acid | Complies | No turbidity should produce. | USP |
| 16 | Chloride (Cl) | Complies | No opalescence should produce. | USP |
| 17 | Readily carbonizable substances | Complies | No dark color should develop at the interface of the two acid within 15 min. | USP |
| 18 | Sugars | Complies | No red precipitate should form. | USP/Ph.Eur/BP |
| 19 | Methanol(CH3OH) | 1.5 ppm | NMT 50 ppm | Ph.Eur/BP |
| 20 | Bacterial endotoxin test | Less than 5.0 EU/gm | NMT 5.0 EU/gm | In-house |