Supplier Page from Aladdin Scientific Corporation for Rofecoxib
1H-Pyrrolo[3,2-d]pyrimidine-2,4(3H,5H)-dione from Aladdin Scientific Corporation
3-cyano-1H-indole-7-carboxylic acid from Aladdin Scientific Corporation
3-Formyl-4-isopropoxyphenylboronic acid (contains varying amounts of Anhydride) from Aladdin Scientific Corporation
Potassium chromate from Aladdin Scientific Corporation