Supplier Page from Aladdin Scientific Corporation for 4-[(tert-Butoxycarbonylamino)methyl]benzoic Acid
(2R)-2-methyloxane-2-carboxylic acid from Aladdin Scientific Corporation
2,3,4-Trifluorobenzonitrile from Aladdin Scientific Corporation
Fluorescein PEG NHS, FITC-PEG-NHS from Aladdin Scientific Corporation
Nickel bromide hydrate from Aladdin Scientific Corporation