Not official USP-NF text
ETHOSUXIMIDE
PF LGS# Brand Type of Test Additional Information
25(5) L1 MicroBondapak C18 Assay NULL
7(4) S1A Chromosorb W-AW-DMCS Limit of . . . . . . . . . Limit of 2-ethyl-2-methylsuccinic anhydride & other impurities.
25(5) L1 MicroBondapak C18 Limit of . . . . . . . . . Limit of 2-ethyl-2-methylsuccinic acid and other impurities.
16(4) G27 None Cited Organic volatile impurities See Method I 467