supply and installation of laboratory equipment , supply and installation of equipments , ph meter , ec meter , flame photometer , uv - visible spectrophotometer , refrigerated centrifuge , horizontal shaker , microscope , bod incubator , water bath , hot plate , grinding mill , high speed stirrer , vacuum pump , muffle furnace , double distilation unit with auto cut off facility , hot air oven , laminar air flow , autoclave ( vertical ) , deionizer , precision electronic balance ( accuracy: .0001 g ) , precison electronic balance ( accuracy: .01 g ) , top pan balance