Supplier Page from Aladdin Scientific Corporation for 1,9-Dibromononane
1-Iodo-3,5-dimethoxybenzene from Aladdin Scientific Corporation
2,2-dimethylcyclopentan-1-ol 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