Not official USP-NF text
DILTIAZEM HYDROCHLORIDE
PF LGS# Brand Type of Test Additional Information
14(2) L1 MicroBondapak C18 Assay, Identification, and Related Compounds NULL
16(3) G27 None Cited Organic volatile impurities See Method I 467
18(2) G43 None Cited Organic volatile impurities See Method IV 467