* Electronic Bidding * Contracting Through A Single Lot Consisting Of 03 Items, Through An On-Demand Contract, For The Supply Of Recharge Of Acetylene, Oxygen And Nitrogen Gases, During A Period Of 12 Twelve Months, In Accordance With The Conditions, Quantities And Requirements Established In This Notice Of Direct Contracting And Its Annexes. Proposals And Bids Must Be Offered For The Total Value Of The Lot, Respecting The Unit/Total Values ​​Of The Items That Make Up The Lot. * (EXPIRED)

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