tender for supply of r.o spares , r. o. membrane - model no. 30.365, make- hydranautics/dow , cartage filter 0.5 micron x 30 long , cartage filter 1 micron x 40 long x 2.5 for r.o , p.p. wound filter 20 x 4.0-5 micron for r.o , pen type high range (0-20000 ppm) tds meter, make- hanna , pen type low range (0-2000 ppm) tds meter, make- hanna , di- sodium phosphate (dsp) for r. o. plant , make- aditya birla chemicals , tri- sodium phosphate (tsp) for r. o. plant, make- aditya birla chemicals , chloride testing kit ae-203 (aquasol) for r.o. plant , dissolved oxygen aed-08, make- aquasol , phosphate testing kit 1.0 to 12.3 mgl (merck) for r. o. plant code 1.14449.0001 , silica low level (0.01-0.2 to 0.53 mgl_ test kit, make- merck , silica medium level (0.3 to 10mgl) test kit, make- merck , sulfite ae-206 testing kit, make- aquasol , total handless testing kit ae 211, make- aquasol , turbidity kit testing kit, make- aquasol , pvc water storage tank capacity 500ltrs for r.o plant, make- sintex (note:-shape of tank must be cylindrical) , upvc ball valve 2 for r. o., make- astral , upvc pipe size 2 for r. o. plant, make- astral , multi cartridge filter housing vessel for holding 12 nos. p.p. wound filter (5 micron x 30) , multi cartridge filter housing vessel for holding 09 nos. p.p. wound filter (1 micron x 40) , flow indicator (rota flow meter) 3000-12000 lph (aster) for r.o. plant , flow indicator (rota flow meter) 3000-30000 lph (aster) for r.o. plant , mechanical seal 28tfc cold sap code: mechsl0028tfc-c, make- crompton , monoblock complete set- model no. ksmb-834, size- 65x40, kw/hp- 5.5/7.5, head: 30 meters, discharge: 8 lps, moc of casing and impeller: stainless steel, sealing- mechanical application: low ph (acidic) water of degasser, make- crompton , s. s. clamp assorted size diameter: 38.1mm, s.s304 grooved clamp with quick release coupling & corrosion resistive epdm gasket, make- helix