Not official USP-NF text
POWDERED ECHINACEA PURPUREA
PF LGS# Brand Type of Test Additional Information
26(3) L1 Prodigy ODS (3) Content of . . . . . . . . Content of total phenols. 4.6-mm x 25-cm, 5-µm, 15.5% of carbon load, end-capped.
26(3) L1 Luna C18 Content of . . . . . . . . Content of alkamides. 4.6-mm x 15-cm, 5 µm.