Supplier Page from Aladdin Scientific Corporation for δ-HCH solution
γ-BHC from Aladdin Scientific Corporation
1,1',3,3,3',3'-4,4',5,5'-Di-benzo-2,2'-indotricarbocyanine perchlorate from Aladdin Scientific Corporation
3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid from Aladdin Scientific Corporation
Ethyl 5-methylindole-2-carboxylate from Aladdin Scientific Corporation