Not official USP-NF text
OXYBUTYNIN CHLORIDE
PF LGS# Brand Type of Test Additional Information
29(3) L7 Symmetry C8 Assay 3.9 mm x 15 cm, 5 µm.
30(3) L7 Zorbax XDB C8 Assay 4.6 mm x 7.5 cm 3.5 µm. Alternative column Luna C8 (Phenomenex), 4.6 mm x 7.5 cm 3 µm.
12(4) L7 None Cited Chromatographic purity NULL
26(6) L7 Symmetry C8 Chromatographic purity 3.9-mm x 15-cm.
16(4) G27 None Cited Organic volatile impurities See Method I 467
29(3) L7 Zorbax XDB C8 Related compounds 4.6 mm x 7.5 cm. Alternative column Luna C8 (Phenomenex), same dimensions.