tender for refilling of cylinder with ultra pure iolar grade:ii hydrogen gas in 47 litres water capacity cylinderwhich contain 07cu.m of gas in each cylinder. note-1:- dp shall be 12 months from po issue date and deliveryschedule may be in part and when required. note-2:- filling work shall be done within rourkela jurisdiction withtransportation [if any] on suppliers account.