supply of environment lab equipments at cmpdi , ri-ii , dhanbad , fluoride distillation assembly ( this will be used for distillation of fluoride in water and waste water samples . ) , ph meter with combined glass electrodes , gas cylinder trolley-this will be used for transporting gas cylinders in laboratory , handy sampler for gaseous monitoring ( the multi gas , handy size , portable sampler for field monitoring and collection of ambient gaseous pollutants . ) , heating mantle , vacuum pum , mechanical shaker-this will be used for shaking solutions , suspensions , water and waste water samples etc . , water bath ( the product will be used for heating water samples , organic solvents and laboratory reagents at a constant temperature . ) , trolley for sample transportation- ( this will be used for transporting water samples in laboratory ) , flow meter , low flow pump