bids are invited for system at mathura refinery 84242511-complete analyzer system , installation and commissioning charges for item no.1 , 8426998371- complete ambient analyzer system , installation and commissioning charges for item no.3 , camc 1st year-for item no.1 and 3 , camc 2nd year-for item no.1 and 3 , camc 3rd year-for item no.1 and 3 , camc 4th year-for item no.1 and 3 , camc 5th year-for item no.1 and 3 , camc 6th year- for item no.1 and 3 , camc 7th year-for item no.1 and 3 , camc 8th year-for item no.1 and 3 , camc 9th year-for item no.1 and 3 , continuous ambient air quality monitoring system (caaqms) total quantity : 13