supply and installation of 27 nos . various instrument/equipment for the purpose of environmental monitoring , laboratory instruments and equipments , analytical balance ( electronic ) , autoclave , bod incubator , cod digester heating block unit digested of air condenser , conductivity meter , do meter , filtration assembly with vacuum pump , heating mental , hot air oven , bacterial incubator , laminar flow , ph meter , uv spectrophotometer , turbidity meter , water distillations assembly , water bath , precision balance , portable analysis kit ( do , ph , temperature , conductivity ) , microscope , colony counter , respirable dust sampler ( particulate matter 10 analyser ) , particulate matter 2 . 5 analyser , stack monitoring kit , flue gas analyser , hygrometer , digital thermometer , portable anemometer