Not official USP-NF text
AMPICILLIN
PF LGS# Brand Type of Test Additional Information
13(1) L1 None Cited Assay Guard column packing changed to 5--10-µm
12(2) L1 MicroBondapak C18 Assay analytical and guard columns. Possible alternatives: Chromegabond C18 (ES Industries), LiChrosorb RP-18 (Merck KGaA), Partisil ODS (Whatman), Spherisorb ODS (Waters).
13(1) G3 OV-17 Limit of . . . . . . . . . dimethylaniline; 3%
13(1) S1A None Cited Limit of . . . . . . . . . dimethylaniline; silanized
37(4) L7 Hypersil BDS C-8 Organic Impurities Procedure 3. 4.6 mm x 15 cm, 5 µm.
34(5) L1 LiChrosorb RP-18 Related compounds 4.6 mm x 15 cm, 5 µm.