bids are invited for supply of stable bleaching powder grade i conforming to is 1065 or 1989 revised chronie content minimum 34 percent by mass and packed in 25 kg polythene bag having double fold , supply of alumino ferric grade 4 with additional requirements for purification of water containing lead 30 ppm max and arsenic 6ppm max confirming to is 299 or 2012 , supply of alum ferric grade i crystal form , supply ofhigh strength calcium based white to off white free flowingsolid granular 65 to 70 percent chorination chemical in 45kg in plastic drum , supply of copper sulphate cuso4 5h2o, supply of polyalumium chloride packing 25 kg , supply ofortho tolidine solution in 250 ml plastic bottle , supply onlychain hoist with huk sustensions cap 01 ton total quantity : 87908