Supplier Page from Aladdin Scientific Corporation for α-naphthol phthalide indicator
3',6'-Bis(diethylamino)-2-(4-nitrophenyl)spiro[isoindole-1,9'-xanthene]-3-one from Aladdin Scientific Corporation
rel-(1S,2S,5R)-6-oxo-3-azabicyclo[3.2.0]heptane-2-carboxylic acid;2,2,2-trifluoroacetic acid from Aladdin Scientific Corporation
Tazobactam acid from Aladdin Scientific Corporation
YM-58483 (BTP2） from Aladdin Scientific Corporation