Gefitinib/Iressa 1. Manufactured in shangdan 2. competitive quality, price 3. Good service 4. Quick shippment Gefitinib/IressaAssay : more than 99.0%moisture : less than 0.5%Appearance :white to off-white crystalline powderCAS# 184475-35-2Standards : Enterprise Standardanti-neoplasticif more doucments needed , you can contact me. Gefitinib/Iressa