:Co2 Gas For Welding To Is: 307-2024 Or Latest, Grade I, Having Purity 99.7% Min. Co2 By Volume, In Firms Returnable Cylinder. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitt Ed: Max 8 Lacs ] ]