Not official USP-NF text
HYDROCODONE BITARTRATE AND ACETAMINOPHEN TABLETS
PF LGS# Brand Type of Test Additional Information
25(6) L1 Symmetry C18 Assay 4.6-mm x 25-cm, 5 µm.
18(5) L1 None Cited Assay and Identification 10-cm.
15(4) L1 Radial-Pak C18 Assay, Identification, Dissolution, Uniformity of dosage units 5-mm x 10-cm.