Not official USP-NF text
GUANABENZ ACETATE
PF LGS# Brand Type of Test Additional Information
10(3) S1NS Chromosorb W Limit of . . . . . . . . . 2,6-dichlorobenzaldehyde; 80--100 mesh
10(3) G25 SF-96 Limit of . . . . . . . . . 2,6-dichlorobenzaldehyde; 20%
17(3) G43 None Cited Organic volatile impurities See Method V 467