Not official USP-NF text
HYPROMELLOSE ACETATE SUCCINATE
PF LGS# Brand Type of Test Additional Information
29(4) L1 AQUASIL C18 Content of . . . . . . . . Content of methoxy and hydroxypropoxy groups. 4.6 mm x 15 cm, 5 µm.
29(4) L1 AQUA C18 Content of . . . . . . . . Content of acetyl and succinoyl groups. 4.6 mm x 15 cm, 5 µm.
29(4) L1 AQUA C18 Limit of . . . . . . . . . Limit of free acetic and succinic acids. 4.6 mm x 15 cm, 5 µm.