Product Details :
Product Name | :CITRIC ACID MONOHYDRATE |
C.A.S. No. | :5949-29-1 |
Molecular Formula | : C6H8O7H2O |
Molecular Weight | : 210.14 |
SPECIFICATION | IP | BP | USP |
Description | Colorless crystals or a white crystalline powder, slightly efflorescent warm, dry air. | White or almost white, crystalline powder, colorless crystals or granules efflorescent. | White Powder |
Solubility | - | Very soluble in water, freely soluble in ethanol (96 %). | - |
Clarity of Solution | - | - | The Test solution shows the same clarity as that of water. |
Appearance of solution (color) | 20 % w/v solution is clear and not more intensely colored than reference solution YS7,BYS7 OR GYS7. | 20 % w/v solution is clear and color less or not more intensely colored than reference solution Y7, BY7 and GY7. | The test solution is not more intensely colored than standard solution A,B, or C, or Water. |
Identification
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| By IR Spectrum |
Arsenic | NMT 1ppm. | - | - |
Bacterial end toxins | - | - | The level of bacterial endotoxins is such that the requirement in the relevant dosage form monograph(S) in which citric acid monohydrate is used can be met. |
Barium | Any opalescence in the solution is not more intense than that in a mixture of 5 ml of solution and 5 ml of distilled water. | - | - |
Sterility | - | - | Meets the requirements for sterility. |
Calcium | NMT 200 ppm | - | - |
Heavy metals | NMT 10 ppm | NMT 10 ppm | |
Iron | NMT 50 ppm | - | - |
Readily carbonisable substance | Any color produced is not more than intense than that of the a mixture of 0.6 ml of CCS and 5.4 ml of FCS. | The solution is not more intensely colored than a mixture of 1 ml of red primary solution and 9 ml of yellow primary solution. | Any turbidity produced in test solution after 5 minutes standing is not greater than that produced in the standard solution (NMT 150 PPM) |
Sulphates | NMT 150 ppm | NMT 150 ppm | NMT 150 ppm |
Oxalic acid | Any pink color is produced is not more instance than that produced by carrying out the test using 0.2 ml of oxalic acid dissolve in 4 ml of water. | NMT 360 ppm | NMT 360 ppm |
Limit of Aluminum | - | NMT 0.2 ppm | The fluorescencence of the test solution does not exceed that of the standard solution (0.2 µg/g) |
Residual Solvents | - | - | Meets the requirements |
Chlorides | NMT 50 ppm | - | - |
Water by KF | 7.5% - 9.0% | 7.5 % - 9.0 % | 7.5% - 9.0 % |
Sulphated ash | NMT 0.1 % | NMT 0.1 % | NMT 0.1 % |
Assay | 99.0 % to 101.0 % | 99.5 % - 100.5 % | 99.5 % - 100.5 % |
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