PROVN OF SUPPLY OF CHEMICALS FOR STP / WATER SUPPLY

Amount

Supply of Alum Ferric (Grade-4) (best quality as per sample) with additional requirement for purification of water containing lead (as PB) 30 ppm max and arsenic (as 203) 6ppm max, confirming to IS-299/2012 (Revised) as amended up-to-date complete all as specified and directed by Engineer-in-Charge. Note:- The Alum 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) Make : Acuro organic Ltd (BIS certified) / Marudhar alum & Chemicals Pvt Ltd (BIS certified) / NR Chemicals Corporation

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. Make : Acuro organic Ltd (BIS certified)/ Marudhar Alum& Chemicals Pvt Ltd (BIS certified) / NR Chemicals Corporation.

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. Make : Purichlor / Sree Rayalaseema Hi- Strength Hypo Ltd or any other approved brand with similar specifications

Supply of copper Sulphate (CuSO4, 5H2O) in granular form crystal type laboratory grade in 50 Kgs Polythene 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:- Copper Sulphate (CuSO4, 5H2O) as per IS 261 (1982) No Odour, 266 g/L (20°), Appearance : Blue Crystal, Assay : 99.0% Min, Copper : 25.2 % Min, Lead : 25 ppm Max, Iron : 20 ppm Max, Cadmium : 3ppm Max, Nicked : 5 ppm Max, Chromium : 5 ppm Max, Tin : 10 ppm Max, Arsenic : 2 ppm Max, Antimony : 3 ppm Max, Mesh : 30 mesh Make : Acuro organic Ltd (BIS certified) / Sri Ram/Laxmi Enterprises.

Supply of Potassium permanganate (KMNO4) complete all as specified and directed by Engineer-in-Charge and as per following specifications:- Potassium permanganate (KMNO4) 98% Min as per IS 333 (1980) Cadmium : 0.5 PPM Max, Chromium : 0.5 wt % Max, Lead : 10 ppm Max, Mecury : 0.05 ppm Max, Sulphate : As SO4 % by wt 0.2 Max, Water when shipped : 0.5 wt % Max, Type of Granulation : Crystal, Insoluble residue : 0.5 wt % Max Make : Acuro organic Ltd (BIS certified) / Grasim Industries/Sri Ram

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:- Poly Aluminium chloride : Al (OH)1.5 (SO4)1.25 (CI)1.25 in form of powder or solution Molecular weight : 108.79 Make : Acuro organic Ltd (BIS certified) / Grasim Industries

Supply of Ortho Tolidine solution in 250 ml plastic bottle packing an ISO 9001 certified all as specified and directed by Engineer in charge Make : Kruise or similar specification

Supply only Digital Turbidity meter for estimation of FNU (Formazin Nephelometric unit) range 0-1000 NTU in water all as directed by Engineer in charge.

Note for item No 1 to 8 :- Transportation charges from the source to store yard or Pump House at Lalgarh Jattan Mil Station stocking and loading/unloading charges shall be included in the unit rates and nothing shall be extra paid on this account.

Ajay Enterprises

Swastika Engineers and Agencies

NISHTHA BUILDERS

DHAWAN CONSTRUCTION COMPANY

Ms. S.K. ASSOCIATES