Supplier Page from Aladdin Scientific Corporation for 2,2-Difluoropropionic acid ethylester
1,3-Propanediol from Aladdin Scientific Corporation
2-Bromo-9-phenyl-9H-fluoren-9-ol from Aladdin Scientific Corporation
5-(tert-butoxycarbonylamino)norpinane-1-carboxylic acid from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation