Letrozole

Letrozole Structural formula: C17H11N5 Molecular weight: 285.10 CAS NO: 112809-51-5 Appearance: White or off-white crystalline powder Use: it can be applied to the breast cancer Standard: USP 25 Package: 1kg/bag Shipping Courier: USPS,DHL or FedEx Delivery Time: 3 days Payment Methods: Bank Transfer,Paypal or Bitcoin