Not official USP-NF text
TRAMADOL HYDROCHLORIDE EXTENDED-RELEASE TABLETS
PF LGS# Brand Type of Test Additional Information
36(6) L11 ZORBAX Eclipse XDB Phenyl Assay 4.6 mm x 15 cm, 5 µm.
36(6) L1 ACQUITY UPLC BEH Shield RP18 Organic Impurities 2.1 mm x 10 cm, 1.7 µm.