Country: United States
Business Type: Trading Company
Premiumsupplier
(E)-3-(Hydroxymethylene)-6-Phenylpiperazine-2,5-DioneCAS NO.: 142975-48-2
Cefalexin Impurity (3-aminomethylene-6-phenylpiperazine-2,5-dione)CAS NO.: 65870-51-1