Not official USP-NF text
DESOGESTREL AND ETHINYL ESTRADIOL TABLETS
PF LGS# Brand Type of Test Additional Information
28(5) L11 ZORBAX SB Phenyl Assay, Chromatographic purity, and Dissolution Column 4.6 mm x 15 cm, 5 µm. Guard-column 4.6 mm x 1.25 cm, 5 µm.
26(3) L1 ZORBAX SB-C18 Assay, Dissolution, and Related Compounds 4.6-mm x 15-cm, 5 µm.