Supplier Page from Aladdin Scientific Corporation for (+)-(S)-Tylophorine
4-[(tert-Butoxycarbonylamino)methyl]benzoic Acid from Aladdin Scientific Corporation
4-Nitrophenyl phosphate disodium salt hexahydrate from Aladdin Scientific Corporation
D-(+)-Galactose from Aladdin Scientific Corporation
Trifluoroacetic acid - Triethylamine 2M:2M solution from Aladdin Scientific Corporation