MethotrexatumMetformin HydrochlorideMetronidazoleProducts name: Methotrexate
Another name: MTX Methotrexatum
Structural formula: C20H22N8O5
Molecular weight: 45446
CAS NO: 59-05-2	
Appearance: orange yellow crystalline powder
Use: used for making anti-cancer drugs 
Standard: USP26