provison of supply of chemicals for stp / water supply installation at lgj mil stn.- 1 1 supply of stable bleaching powder grade – i conforming to is-1065 / 1989 ( iind revision ) as amended upto date having available chlorine contents minimum 34% by mass and packed in 25 kg polythene bag having double fold complete all as specified and directed by engineer-in-charge and as per following specifications:- nbleaching powder ( calcium hypo chloride ) , chlorine formula : ca ( ocl ) 2 nmolecular weight : 142.96, nphysical appearance : white fine powder, nchlorine content :- 30 % ± 1%, nmoisture : 0.5 % max non heating at 10 ± 2°c it dose not lose more than 1 / 15 of abalable chlorine npassing through 1.7mm sieve : 99% nmake : grasim industries / sree rayalaseema hi-strength hypo ltd 12700 kg 2 2 supply of alum ferric ( grade-4 ) ( best quality as per sample ) with additinal requirement for purification of water containing lead ( as pb ) 30 ppm max and arsenic ( as 203 ) 6 ppm max, confirming to is-299 / 2012 ( revised ) as amended up-to-date complete all as specified and directed by engineer-in-charge. n ( note:- the alumino ferric shall be supplied in superior quality bricks ( slabs ) as per is specifications. manufacturers name / trade mark shall be engraved on each brick ( slab ) in addition to marking of relevant clause of is specification ) nmake : acuro organic ltd ( bis certified ) / marudhar chemicals pvt ltd ( bis certified ) / n r chemical corportion 44000 kg 3 3 supply of alum ferric ( grade-i ) in crystal form suitable for swimming pool packed in hdpe bag of 50 kgs each, confirming to is-299 / 2012 ( v- revision ) as amended up-to-date complete all as specified and directed by engineer-in-charge. nmake :acuro organic ltd ( bis certified ) / marudhar chemicals pvt ltd ( bis certified ) / n r chemical corportion 50 kg 4 4 supply of high strength calcium based white to off white free flowing solid granular 65-70% chlorination chemical in 45 kg packing in plastic drum complete all as specified and directed by engineer-in-charge. nmake :purichlor / sree rayalaseema hi-strength hypo ltd. ) 2250 kg 5 5 supply of copper sulphate ( cuso4 ) in granular from crystal type laboratory grade in 50 kgs poythene bag having double fold suitable for swimming pool as per is specifications complete all as specified and directed by engineer-in-charge and as per following specifications:- ncopper sulphate ( cuso4, 5h2o ) as per is261 ( 1982 ) : no odour, 266 g / l ( 200 ) , nappearance : blue crystal, nassay : 99.0% min, copper : 25.2% min nlead :25 ppm max, iron : 20 ppm max ncadmium : 3ppm max, nicked :5 ppm max nchromium : 5 ppm max, tin : 10ppm max narsenic : 2 ppm max, antimony : 3 ppm max, nmesh : 30 mesh nmake : acuro organic ltd ( bis certified / sri ram / laxmi enterprises n nnote for all items :- transportation charges from the source to store yard age e / m or pump house at lalgarh jattan mil station under ge lalgarh jattan and loading / unloading charges shall be included in the unit rates and nothing shall be extra paid on this account. 25 kg 6 6 supply of potassium permanganate ( kmno4 ) complete all as specified and directed by engineer-in-charge and as per following specifications:- n potassium permanganate ( kmno4 ) 98% min as per is333 ( 1980 ) , cadmium : 0.5 ppm max, chromium : 0.5 wt % max, lead : 10 ppm max, mercury : 0.05 ppm max, sulphate : as so4 % by wt 0.2 max, water when shipped : 0.5 wt % max, type of granulation : crystal, n insoluble residue : 0.5 wt % max. nmake : acuro organic ltd ( bis certified / grasim industries / sri ram. n 10 kg 7 7 supply of poly aluminium chloride used for floculator of stp in poly bag of 25 kgs complete all as specified and directed by engineer-in-charge and as per following specifications:- npoly aluminium chloride : al ( oh ) 1.5 ( so4 ) 1.25 ( ci ) 1.25 in form of powder or solution nmolecular weight : 108.79 nmake : acuro organic ltd ( bis certified / grasim industries n 3500 kg 8 8 supply of ortho tolidine solution in 250 ml plastic bottle packing an iso 9001 certified all as specified and directed by engineer-in -charge.kruise or similar specification 6 each 9 9 supply only chlorine testing kit for estimation of residual chlorine in water all as specified and directed by engineer-in-charge 3 each