Supplier Page from Aladdin Scientific Corporation for 1-Propoxy-2-propanol (contains 2-Isopropoxy-1-propanol)
2-(4-Hydroxypenyl)pyridine from Aladdin Scientific Corporation
2,2′-Bis(di-p-tolylphosphino)-1,1′-binaphthyl from Aladdin Scientific Corporation
3-Chloro-4-methylbenzene-1-sulfonyl chloride from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation