Supplier Page from Aladdin Scientific Corporation for Lanthanum oxide
(1R,2R)-(+)-1,2-Diphenylethylenediamine from Aladdin Scientific Corporation
5-Amino-2-methylbenzothiazole dihydrochloride from Aladdin Scientific Corporation
Sebacic acid from Aladdin Scientific Corporation
Tantalum from Aladdin Scientific Corporation