Not official USP-NF text
CEFOXITIN FOR INJECTION
PF LGS# Brand Type of Test Additional Information
11(5) L1 Chromegabond C18 Assay Alternative column.
11(5) L1 ZORBAX ODS Assay Alternative column.
11(5) L1 MicroBondapak C18 Assay, Identification, and Uniformity of Dosage Units NULL
11(5) S9 Tenax TA Limit of . . . . . . . . . Limit of acetone and methanol; silanized glass beads pre-column.