Not official USP-NF text
RIFABUTIN
PF LGS# Brand Type of Test Additional Information
20(4) L7 PartiSphere C8 Assay 4.6-mm x 12.5-cm; 5-µm
20(4) L7 PartiSphere C8 Chromatographic purity See Assay
20(4) L7 PartiSphere C8 Identity See Assay