Tender For corrigendum : procurement of spares for iac dryer, stage 1 (3x660mw) unit at ntpc barh - pre filter candle,indcon,compressor,1733, after filter candle,indcon,compressor, seal kit,ipe-1729-a1&10,indcon, dew point analyzer,ipe-1729-a1&50,indcon, auto drain trap,ipe-1729-a1&33,indcon, moisture filter, activated alumina,is9700, ceramic balls,inert alumina 25 mm