Supplier Page from Aladdin Scientific Corporation for 2'-Hydroxypropiophenone
4-Bromo-1-methyl-1H-pyrazole-3-carboxylic acid from Aladdin Scientific Corporation
6-Iodonicotinonitrile from Aladdin Scientific Corporation
N-(4-Nitrophenyl)diethanolamine from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation