Not official USP-NF text
BUTALBITAL AND ASPIRIN TABLETS
PF LGS# Brand Type of Test Additional Information
10(2) L1 MicroBondapak C18 Assay and Limit of . . . . Limit of free salicylic acid.
10(2) L1 MicroBondapak C18 Dissolution Dissolution for butalbital.
10(2) L1 MicroBondapak C18 Identification NULL
10(2) L1 MicroBondapak C18 Uniformity of dosage units NULL