Supplier Page from Aladdin Scientific Corporation for Cefotetan
(6S)-4-oxo-5-azaspiro[2.4]heptane-6-carboxylic acid from Aladdin Scientific Corporation
N-Cyclopropyl-4-aminobenzylamine from Aladdin Scientific Corporation
NO3--N in Water 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