Supplier Page from Aladdin Scientific Corporation for α,ω-Bis{2-[(3-carboxy-1-oxopropyl)amino]ethyl}polyethylene glycol
4,4'-Bis(4,6-diphenyl-1,3,5-triazin-2-yl)biphenyl from Aladdin Scientific Corporation
4-bromo-2-chloro-pyridin-3-amine from Aladdin Scientific Corporation
cis-2-Benzylhexahydrocyclopenta[c]pyrrol-4(1H)-one from Aladdin Scientific Corporation
Harringtonine from Aladdin Scientific Corporation