We provide Tender Bidding Support for Supply Of Dissolved Acetylene Gas Is 308-1962 In Firms Returnable Cylinders. Delivery Period May Be Fixed For 6 Months With The Condition That Material Should Be Delivered Is Piecemeal As And When Required By C Onsignee In Firms Returnable Cylinder. Supply Of Compressed Oxygen Gas. Specification: No. Is:309/2005 Fourth Revision. Delivery Perio D May Be Fixed For 6 Months With The Condition That Material Should Be Delivered Is Piecemeal As And When Requir Ed By Consignee In Firms Returnable Cylinder.