Supplier Page from Aladdin Scientific Corporation for Cyclo(Pro-Gly)₃
Hexamethonium hydroxide solution from Aladdin Scientific Corporation
Methyltetrazine-PEG4-acid from Aladdin Scientific Corporation
N-Stearoyl Phytosphingosine from Aladdin Scientific Corporation
sodium 5-oxo-L-prolinate from Aladdin Scientific Corporation