tender for procurement of cooling water treatment chemicals for various power project of rvun along with operation and maintenance i.e. services of cw chemical treatment at all said projects except kstps, katpp and dcpp , chhabra thermal power project(ctpp-o&m), rvun, chhabra , 1-hydroxy ethylidine 1-1 diphosphonic acid (hedp) , polymeric dispersant copolymer (non-foaming type, biodegradable) , dispersant ter polymer (non-foaming type, biodegradable) , zinc sulphate (znso4.7h2o) 22.5% (tech. grade) is- 1880:1977 , phosphonobutanetricarboxylic acid (pbtc) , linear alkyl benzene sulphonic acid, labsa 96% , sodium chlorite (naclo2) min. 25% , services (etc of cooling water treatment chemicals along with services of cw chemicals treatment in circulating cooling water for one year as per scope of work) , total , chhabra super critical thermal power project(csctpp), chhabra , 1-hydroxy ethylidine 1-1 diphosphonic acid (hedp) , polymeric dispersant copolymer (non-foaming type, biodegradable) , dispersant ter polymer (non-foaming type, biodegradable) , zinc sulphate (znso4.7h2o) 22.5% (tech. grade) is- 1880:1977 , phosphonobutanetricarboxylic acid (pbtc) , linear alkyl benzene sulphonic acid, labsa 96% , sodium chlorite (naclo2) min. 25% , services (etc of cooling water treatment chemicals along with services of cw chemicals treatment in circulating cooling water for one year as per scope of work) , total , suratgarh super thermal power station (sstps o&m), suratgarh , 1-hydroxy ethylidine 1-1 diphosphonic acid (hedp) , polymeric dispersant copolymer (non-foaming type, biodegradable) , dispersant copolymer (non-foaming type, biodegradable) , zinc sulphate (znso4.7h2o) 22.5% (tech. grade) is- 1880:1977 , phosphonobutanetricarboxylic acid (pbtc) , linear alkyl benzene sulphonic acid, labsa 96% , sodium chlorite (naclo2) min. 25% , bio-dispersant , services (etc of cooling water treatment chemicals along with services of cw chemicals treatment in circulating cooling water for one year as per scope of work) , total , suratgarh supercritical thermal power project (ssctpp), suratgarh , 1-hydroxy ethylidine 1-1 diphosphonic acid (hedp) , polymeric dispersant copolymer (non-foaming type, biodegradable) , dispersant copolymer (non-foaming type, biodegradable) , zinc sulphate (znso4.7h2o) 22.5% (tech. grade) is- 1880:1977 , phosphonobutanetricarboxylic acid (pbtc) , linear alkyl benzene sulphonic acid, labsa 96% , sodium chlorite (naclo2) min. 25% , bio-dispersant , services (etc of cooling water treatment chemicals along with services of cw chemicals treatment in circulating cooling water for one year as per scope of work) , total , kota super thermal power station, rvun, kota (chp) , 1-hydroxy ethylidine 1-1 diphosphonic acid (hedp) , polymeric dispersant copolymer (non-foaming type, biodegradable) , dispersant ter polymer (non-foaming type, biodegradable) , zinc sulphate (znso4.7h2o) 22.5% (tech. grade) is- 1880:1977 , phosphonobutanetricarboxylic acid (pbtc) , sodium chlorite (naclo2) min. 25% , benzotriazole (b.t.a.) , total , kalisindh thermal power project (katpp), jhalawar , 1-hydroxy ethylidine 1-1 diphosphonic acid (hedp) , zinc sulphate (znso4.7h2o) 22.5% (tech. grade) is- 1880:1977 , phosphonobutanetricarboxylic acid (pbtc) , polyacrylate (biodispersant/ biocide) , total , dholpur combined cycle power project (dccpp), dholpur , 1-hydroxy ethylidine 1-1 diphosphonic acid (hedp) , dispersant ter polymer (non-foaming type, biodegradable) , zinc sulphate (znso4.7h2o) 22.5% (tech. grade) is- 1880:1977 , phosphonobutanetricarboxylic acid (pbtc) , total