The ultraviolet spectrophotometric determination of official phenobarbital preparations.
D001463:Barbiturates / Q000032:analysis*; D006801:Humans; D010634:Phenobarbital; D013053:Spectrophotometry; D013056:Spectrophotometry, Ultraviolet
D001463:Barbiturates; D010634:Phenobarbital
BARBITURATES/determination; SPECTROPHOTOMETRY