Supplier Page from Aladdin Scientific Corporation for Ala-Ala
4-Nitrophenyl hepta-O-acetyl-1-thio-β-lactoside from Aladdin Scientific Corporation
6-bromo-hexanoic acid methyl ester from Aladdin Scientific Corporation
Hexamethonium hydroxide solution from Aladdin Scientific Corporation
Pentacosanoic acid from Aladdin Scientific Corporation