pkg 03 supply of different laboratory instruments for water sample test , autoclave ( 75 liters , 30 psi , 400 x 600 mm base with steel cabinet ) , sterological water bath ( digital with thermostat , size: 300 mm x 270 mm x 120 mm; approx 9-10 l capacity ) , ion meter with electrode and accessories for fluoride ( digital , range: 0 . 001 - 19999 ppm ) , inverter: 2000 va ( 3 hr backup time with battery ) , bod incubator ( 250 l , 3 shelves , external dia 690 x 825 x 1780 mm ) , do meter ( digital with automatic temerature compensator; temp: 0 - 500c ) , membrane filter unit ( assembly with accessories , vaccum pump , petriplates , filter and membrane ) [47 mm , flask cap . 500 ml , funnel cap . 300 ml , aluminium spring clamp , oil free vaccum pump] , uv laminar air flow chamber ( size: 2 ft x 2 ft , horizontal , glass cabinet , fluoroscent light: 2 x 20 watts . ) , microscope ( binocular , 10 to 15 x magnification , led source ) , dessicator with cover and porcelein plate ( 200 mm ) , hygrometer ( digital , with date , time , temperature and humidity ) , hot plate ( digital , 1500/2000 watts , size: big , 18 x 12 x 6 ) , ph meter ( table top , digital disply , auto buffer , ph range 0 - 14 ) , ph meter ( portable , ph range 0 - 14 ) , turbidity meter ( direct automatic reading , range: 0-1000 and ) , conductivity meter with electrode ( digital with temperature probe , 0 - 2 , 20 - 200 ms ) , tds meter ( digital , 0 - 1000 ppm , auto temperature compensator ) , digital balance ( single pan , cap . 200 gms , tarring device accuracy - 0 . 0001 gms ) , voltage stabilizer ( digital display , high/low voltage cutoff protection ) , heating mentle ( cap . 1000 ml ) , water bath ( digital , 15 lt , 12 openings with lid , 425 x 325 x 100 ) , hot air oven ( memest type , inner chamber of aluminium , big size with three shelves ) , magnetic stirrer ( with speed and temp control and teflon paddle ) , vacuum pump ( oil free , suitable for use for water filtration unit ) , eye shower , colony counter ( digital , 440 x 400 x 300 mm )