Not official USP-NF text
HYDROCODONE BITARTRATE AND HOMATROPINE METHYLBROMIDE TABLETS
PF LGS# Brand Type of Test Additional Information
30(3) L1 Luna C18 Assay 4.6 mm x 25 cm, 5 µm.
28(4) L7 Luna C8(2) Assay 5 µm.
30(3) L7 ZORBAX C8 Limit of . . . . . . . . . 4.6 mm x 25 cm, 5 µm.