bids are invited for instrument for determining g , mechanical board for testing triangle and parallelogram of force including all accessories , searles apparatus for youngs modulus , apparatus for measurement of co efficient of expansion thermal of solid plunger apparatus , apparatus for measurement of thermal conductivity of good and bad conductors , digital stop watch , ph meter digital , redwood viscometer , digital balance 200 gm , digital balance 10 kg , test tube stand for 12 tubes metallic , test tube holder , fire extinguishers dry chemical powder , sand bucket , ball mill , sieve shaker and sieves , various type of valve , venturimeter, orifice meter, rota meter test rig , capacitance level indicator , sight glass level indicator , plc kit , screw pump , apparatus for determine frictional losses in straight pipe, pipe fitting total quantity : 31