Not official USP-NF text
BETAXOLOL HYDROCHLORIDE
PF LGS# Brand Type of Test Additional Information
38(1) L1 Spherisorb ODS-2 Assay 4.6 mm x 15 cm, 5 µm.
16(2) L1 Spherisorb ODS2 Chromatographic purity 5-µm, 15-cm