Supplier Page from Aladdin Scientific Corporation for 2-Amino-6-fluorophenol
1-Chloroethyl chloroformate from Aladdin Scientific Corporation
5-(tert-butoxycarbonylamino)norpinane-1-carboxylic acid from Aladdin Scientific Corporation
Cupric citrate from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation