Tender For supply of procurement of oxygengas with services and toga gases for ntpc kudgi : - m1060100280-industrialoxygengas 99 percentage pure is 309 , valve replacement charges , cap replacement charges , spindle replacement charges , hydro test of oxygengas cylinder , m1060500400-gas chem argon 99. 9999 percentage gr-6 is5760 , m1060950096-gas chem zero air 99. 999 percentage , m1060150090-gas chem nitrogen 99. 999 percentage is1747