Malic acid USP-NF 500GM | |||
90864SG500 | 428480811BX | ||
USP-NF | 4284808 | ||
617-48-1 | 102833 | ||
C4H6O5 | February 2024 | ||
134.09 | January 2027 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | White crystalline powder. Melts at 130.4°C | White or practically white, crystalline powder or granules. Melts at about 130°C. |
2 | Solubility | Complies | Very soluble in water; freely soluble in alcohol. |
3 | Identification A (By IR) | Complies | IR spectra of the undried sample should be concomitant with IR spectra of the standard. |
4 | Assay | 99.8% | 99.0% - 100.5% of C4H6O5. |
5 | Residue on ignition | 0.02% | NMT 0.1%. |
6 | Fumaric acid | 0.9% | NMT 1.0% |
7 | Maleic acid | 0.027% | NMT 0.05% |
8 | Water insoluble substances | 0.007% | NMT 0.1% |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |