Not official USP-NF text
PHENYLBUTAZONE INJECTION
PF LGS# Brand Type of Test Additional Information
18(4) L4 Corasil Assay Guard column, see Phenylbutazone
18(4) L7 Partisil C8 Assay See Phenylbutazone
18(4) L4 Corasil Identity Guard column, see Assay
18(4) L7 Partisil C8 Identity See Assay