supply of chemicals for water testing laboratory for nabl accreditation at 5 mgd water testing laboratory arera hills zone no. 07 , e.d.t.a. solution n 50 0.02 n pk- 500 ml, make – merck/rankem/siscochem , ammonia buffer solution 500 ml pk- 500 ml make – merck/rankem/siscochem , sulphuric acid n/50 solution pk- 500ml, make – merck/rankem/siscochem , silver nitrate for analysis emparta, 25 pk -25 gm, make – merck/rankem/siscochem , murexide (5 5 nitrilobarbituric acid mo ammonium purpurate pk- 5 g, make – merck/rankem/siscochem , tolidine reagent pk- 500 ml make – merck/rankem/siscochem , methyl orange 0.04 indicator solution pk-125ml., make – merck/rankem/siscochem , potassium chromate ar, 500 gm pk-500 gm, make – merck/rankem/siscochem , erichrome black t 25 gm pk-25 gm, make – merck/rankem/siscochem , tissue roll 2 ply , sodium hydroxide, pellets emparta pk-500 gm, make – merck/rankem/siscochem , buffer capsules ph 4.00 0.05 pk 10 caps, make – merck/rankem/siscochem , buffer capsules ph 7.00 0.05 pk 10 caps, make – merck/rankem/siscochem , buffer capsules ph 9.20 0.05 pk 10 caps, make – merck/rankem/siscochem , phenolpthalein indicator 1 pk-125 ml, make – merck/rankem/siscochem , potassium dichromate for analysis empart pk- 500 gm, make – merck/rankem/siscochem , sodium thiosulfate pentahydrate for anal pk- 500 gm, make – merck/rankem/siscochem , starch soluble for analysis emparta 500 pk- 500 gm, make – merck/rankem/siscochem , turbidity 1000 ntu calibration std, 500 pk- 500 ml, make – merck/rankem/siscochem , 1-10-phenanthroline emparta pk -5 gm, make – merck/rankem/siscochem , m 7 hr fc agar pk-500gm., make – merck/rankem/siscochem , buffer solution (potassium hydrogen phth buffer solution (potassium hydrogen phthalate),traceable to srm from nist and ptb ph 4.01 pk -30x30 ml, make – merck/rankem/siscochem , buffer solution (potassium dihydrogen ph buffer solution (potassium dihydrogen phosphate/di-sodium hydrogen phosphate),traceable to srm from nist and ptb ph 7.00 pk -30x30 ml, make – merck/rankem/siscochem , buffer solution (boric acid/potassium ch buffer solution (boric acid/potassium chloride/sodium hydroxide), traceable to srm from nist and ptb ph 10.00 pk -30x30 ml, make – merck/rankem/siscochem , calcium standard solution traceable to s calcium standard solution traceable to srm from nist ca (no3)2 in hno3 0,5 mol/l 1000 mg/l ca certipur pk -500 ml, make – merck/rankem/siscochem , sodium carbonate (alkalinity standard) sodium carbonate (alkalinity standard) volumetric standard, traceable to nist 1.02405.0080 pk -80 gm, make – merck/rankem/siscochem , chloride standard solution traceable chloride standard solution traceable to srm from nist nacl in h2o 1000 mg/l cl certipur pk -500 ml, make – merck/rankem/siscochem , potassium chloride solution (nominal 0.1 potassium chloride solution (nominal 0.147 ms/cm) certified reference material,500 ml pk -500 ml, make – merck/rankem/siscochem , automatic burette, ptfe stopcock amber size-50ml,make – jsil /riviera/omson , bottles, laboratory, with din thread, gr bottles, laboratory, with din thread, graduated autoclavable gl-45, size -2000 ml, make-jsil /riviera/omson , reagent bottle narrow mouth amber size -60 ml, make-jsil /riviera/omson , total dissolved solids (tds), 500 ml pk- 500 ml, make-bnd/ merck/rankem , sodium chloride pk- 45 gm, make-bnd /merck/rankem , turbidity 500 ntu calibration std, 500 m pk- 500 ml, make-sigma/ merck/rankem , lab q-1 water purification system make – ion exchange/millipore/thermo specification • tds : 500 ppm max • fe, mn : nil • free chlorine : nil • silica : <(><<)>20 ppm • total organic carbon (toc) : <(><<)>3 ppm • inlet water ph : 6.8~8.5 • dissolved co2 : <(><<)>3 ppm • inlet pressure : 0.5-2.0 kg/cm2