Supplier Page from Aladdin Scientific Corporation for Ethylene imine polymer(PEI)
4-[(tert-Butoxycarbonylamino)methyl]benzoic Acid from Aladdin Scientific Corporation
7-Acetoxy-4-bromomethylcoumarin [for HPLC Labeling] from Aladdin Scientific Corporation
Microcystin-YR from Aladdin Scientific Corporation
sodium 5-oxo-L-prolinate from Aladdin Scientific Corporation