Nanjing Bold Chemical | Pharmaceutical Excipients for Butyramide, a,g-dihydroxy-N-(3-hydroxypropyl)-b,b-dimethyl- (4CI);2,4-Dihydroxy-N-(3-hydroxypropyl)-3,3-dimethylbutyramide;DL-Panthenol;DL-Pantothenol;DL-Pantothenyl alcohol;