Tender For supply of activated charcoal tubes for benzene sampling in ambient air quality monitoring at environmental engineering laboratory, mecon limited, ranchi.
Tender For corrigendum : providing of testing service for on-board /commissioned equipment/ instrument related to plant - wt-5177g work of environmental sampling and analysis ie monitoring of stack emission ambient air quality and water effluent at utps-eeec; as per scope of work in atc;..