Supplier Page from Aladdin Scientific Corporation for 2-(2-{[(4-Chlorophenyl)thio]methyl}-phenoxy)ethanohydrazide
4-Amino-L-phenylalanine, HCl from Aladdin Scientific Corporation
Boc-3-(9-anthryl)-L-alanine from Aladdin Scientific Corporation
pH Buffer Standard Solution（pH=4.01） from Aladdin Scientific Corporation
Z-D-Ala-OH from Aladdin Scientific Corporation