Supplier Page from Aladdin Scientific Corporation for TE buffer
2-Chloro-5-nitronicotinic acid from Aladdin Scientific Corporation
3-(4-Pyridyl)-L-alanine Dihydrochloride from Aladdin Scientific Corporation
Azido-PEG6-acid from Aladdin Scientific Corporation
t-Boc-aminooxy-PEG3-propargyl from Aladdin Scientific Corporation