Supply of Eppoxy Compound Hew-823B. Description Of Item Is Epoxy Compound Hew-823 Bhardener As Per Hitachi Spec. No. A0-256 Alt-2 Rdso/2008/El/Spec/0080 Rev. 0 .Shelf Life-10 Months. Warranty Period: 10 Mont Hs After The Date Of Delivery Quantity Tolerance +/-: 5 %Age, Item Category : Normal, Total Po Value Variation Permitt Ed: Max 8 Lacs