procurement of pco2analyzer -water sampler , pco2analyzer (water sampler) - as-p3 , co2 analyzer (air samples)-li7815 , temperature and conductivity-sbe-45 , temperature and wind sensor- airmar , oxygen sensors (optode)- do-4835 , chlorophyl sensor - cyclops 7 , turbidity meter , atmospheric air sampling -k8050-atm , bow -a900776 , straps , pump, plumbing and circuitry , housing assembly , peripherals/ associated system/ sensors , installation materials & accessories , system cables/cable assemblies/connector , laptop/pc with software lifetime license , on board spares for 2 year , special tools and test equipment , documentation , service engineer , training , warranty extension for 1st year after expiry of initial 36 months warranty , warranty extension for 2nd year after expiry of initial 36 months warranty => limited