Supplier Page from Aladdin Scientific Corporation for Methylmagnesium bromide solution
(1R,2R)-(+)-1,2-Diphenylethylenediamine from Aladdin Scientific Corporation
2,4-Difluorobenzenesulfonamide from Aladdin Scientific Corporation
Ethyl 5-methylindole-2-carboxylate from Aladdin Scientific Corporation
Tazobactam acid from Aladdin Scientific Corporation