Supplier Page from Aladdin Scientific Corporation for 2,5-Dimethyl-4-methoxybenzaldehyde
3-Methylcyclopentane-1,2-dione from Aladdin Scientific Corporation
5-Chloro-2-hydroxybenzyl alcohol from Aladdin Scientific Corporation
Dimesityl(trifluoromethyl)sulfonium Trifluoromethanesulfonate from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation