Not official USP-NF text
FOSPHENYTOIN SODIUM INJECTION
PF LGS# Brand Type of Test Additional Information
27(2) L11 Hypersil Phenyl Assay and Chromatographic purity 4.6-mm x 15-cm, 5 µm.
26(3) L1 Symmetry C18 Assay and Chromatographic purity 3.9-mm x 15-cm, 5 µm.