bids are invited for single beam uv vis spectrometer without pc 200 1100 nm , microprocessor flame photometer , bod incubator , cod digestion apparatus , digital balance accuracy 0.001 to 200 grm , microprocessor based ph system with electrodes and temperature probe , water bath 6 holes , magnetic stirrer with hot plate , d o meter digital , polarometer auto digital , transistorized push- pull amplifier , study of various network theorems , f.e.t. characteristic apparatus , m.o.s.f.e.t characteristic apparatus , u.j.t. characteristic apparatus , s.c.r characteristic apparatus , diac and triac characteristic apparatus , photo diode characteristic apparatus , photo transistor characteristic apparatus , single stage and double stage rc coupled amplifier feed back amplifier , zener diode characteristics apparatus with built in power supply , fet amplifier , zener regulated power supply , study of various a.c. bridges e.g. anderson- schering- hay- kelvin- maxwell- de-sauty- wiens bridges , e m by milikans oil drop method , spectrometer 6 7 , cro dual trace 30 mhz , zeeman effect experiment complete setup , constant deviation spectrograph , 8085 microprocessor with smps , physical balance , vernier callipers , battery eliminator , travelling microscope , analog to digital converter with built in power supply , digital multimeter , half wave and full wave rectifier apparatus with built in power supply , ldr characteristics apparatus , function generator b1hz to 10 mhz , study of statistical distribution of nuclear disintegration data using gm counter experimental setup , complete apparatus to determine e m using thomsons method total quantity : 89