Latest eriochrome Tenders | Government eriochrome Tenders

Central Government/Public Sector

CTN :41541206

12 Sep, 2025 3.11 Lacs

Khorda - Odisha

Tender For supply of chemical for laboratory c c - 4 aminoantipyrine ampyrone , ethyl alcohol , acetic acid ch3cooh , acetone , ammonia solution ammonium hydroxide concentrated , ammonium chloride , ammonium ferrous sulphate , ammonium metavanadate , ammonium molybdate tetrahydrate , barium chloride , boric acid , bromocresol green bcg , calcium chloride fused , carmine , chloroform , cobalt ii chloride hexahydrate , concentrated nitric acid , copper ii sulfate , curcumin turmeric yellow , di potassium hydrogen ortho phosphate , di sodium hydrogen phosphate , disodium salt edta , edta magnesium disodium complex edta mg , eriochrome black t , ethylene glycol , ferric chloride anhydrous , ferric chloride hexahydrate , ferroin solution , formaldehyde solution , hydrochloric acid , hydroxylamine hydrochloride , iodine resublimed , l-glutamic acid , magnesium chloride hexahydrate extrapure , magnesium sulphate heptahydrate , mercuric chloride , mercuric sulphate , methanol , methyl orange , methyl red , murexide ammonium purpurate , n 1 naphthyl ethylenediamine dihydrochloride neda , n n diethyl p phenylenediamine sulphate salt , n hexane , orthophosphoric acid , phenol , phenolphthalein indicator 1 percent soln in ethanol , potassium chloride , potassium chromate , potassium dichromate , potassium dihydrogen phosphate , potassium ferricyanide , potassium hydrogen pthalate , potassium iodate , potassium iodide , potassium nitrate , potassium sulphate , silica gel , silica gel blue , silver nitrate , silver sulphate , sodium acetate anhydrous , sodium acetate trihydrate , sodium arsenite , sodium azide , sodium borohydride powder , sodium carbonate , sodium chloride , sodium hydroxide pellets , sodium nitroprusside , sodium sulphate anhydrous , sodium thiosulphate pentahydrate , spadns , starch soluble , sulphamic acid , sulphanilamide , sulphuric acid ) /bid number : gem/2025/b/6519051 * /dated: 22-08-2025 & & / bid document 1 / 60

Central Government/Public Sector

CTN :41447698

04 Sep, 2025 NA

Surat - Gujarat

Tender For supply of procurement of laboratory chemicals for ongc hazira plant e e - sodium carbonate solution , magnesium sulphate solution , calcium chloride , ferric chloride , glucoseglutamic acid , ferroin indicator , mercuric sulphate , sulphamic acid , potassium hydrogen pthalate , potassium dichromate , manganous sulphate , sodium iodide , starch , salicylic acid , potassium iodate , eriochrome black t indicator , hydroxylamine hydrochloride , sodium hydroxide , ammonia solution , potassium chromate , silver nitrate powder , sodium chloride , ortho tolidine , sodium bicarbonate , ammonium molybdate tetra hydrades , oxalic acid , sodium borate decahydrate , hexamethylene tetramine , hydrazine sulphate , zinc chloride , sodium azide , zinc oxide , zinc sulphate , tetrachloroethylene spectroscopic grade , benzene , hexadecane , cyclo hexane , nhexane , isooctane , sodium acetate , phenanthroline , nbutanol , ammonium acetate , bipyridyl , sodium acetate , 1 amino 2 naphthol 4 sulphonic acid , acetone , barium chloride dehydrate , dextrose anhydrous , beef extract , buffer solution 4 ph , buffer solution 7 ph , buffer solution 9 point 2 ph , mercuric chloride hexahydrate , methanol , iso propyl alcohol , potassium hydroxide , di potassium hydrogen phosphate anhydrous , sodium phosphate dibasic anhydrous , macconkey reagent , universal indicator 1 to 14 ph range , potassium ferri cyanide , glycerine , ammonium thiocyanate extra pure , copper nitrate trihydrate , dsorbitol powder , hexa decyl trimethyl ammonium bromide , hplc water , iodine solution , karl fischer solu pyridine free , mercury metal , methanol hplc grade , peptone bacteriological , ph strips , potassium chloride , potassium fluoride gr anhydrous , potassium nitrate extra pure , silicon grease , sodium molybdate , sulphuric acid , sulphuric acid conc , tris buffer , vacuum grease , barium hydroxide , bis2ethylhexyl sodium sulfosuccinate , cadmium sulfate , dipotassium hydrogen orthophosphate anhydrous , p naphtholbenzein , phenolphthalein indicator solution , phenolphthalein indicatorpowder , potassium dihydrogen orthophosphate anhydrous , potasssium iodide , silica gel , sodium sulfide , dinbutyl sulfide dbs , iso propyl alcohol , isooctane , karl fisher reagent , methyl iso butyl ketone mibk , nheptane , petroleum ether , toluene , silicone oil 150c , alcoholic koh in isopropyl alcohol , aluminium potassium sulphate , sodium metasilicate nonahydrate , sulfosalicylic acid , nitrilotriacetic acid ar , glacial acetic acid for hplc , hydrochloric acid , carbon tetrachloride , con nitric acid , nitrobenzene , ferric ammonium sulphate , anhydrous sodium sulphite , sodium bisulphite , sodium silicate , potassium thiocynate , ferrous ammonium sulphate , potassium permangante , point zero two n sulphuric acid , phenolphthalein indicator , methyl red powder , methyl orange indicator , silver sulphate , sulphuric acid concentrated , point zero two n edta , magnesium chloride , calcium carbonate , potassium ferrocyanide , murexide ammonium purpurate , sodium sulphide , anhydrous sodium sulphate , chloroacetic acid , edta powder disodium salt , hydrogen peroxide 30 percent , sodium thiosulphate

Central Government/Public Sector

CTN :41102002

23 Aug, 2025 NA

Bangalore - Karnataka

Tender For bid to ras bid to ras supply of sodium potassium tartrate (rochelle salt) anhydrous. specification: i. s. 4846, ar grade, 99 - 99.99% , sodium bichromate anhydrous i. s. 249, overall purity: 99 - 99.99% p/n 2443344680-74 , nickel carbonate anhydrous specification: i. s. 1809, p/n 2378919000-55

Central Government/Public Sector

CTN :41395171

01 Sep, 2025 NA

Ahmedabad - Gujarat

Tender For supply of purchase of chemical solvents : : - acetone extra pure , mono ethylene glycol ar grade , hydrochloric acid ar grade , sulphuric acid conc ar grade , n pentane ar grade , n heptane ar grade , toluene lr grade , methanol ar grade , reagent grade distilled water , hplc grade water , carbo di sulphide ar grade , edta solution 0.02n , ammonia buffer solution ph 10 , eriochrome blact t indicator , murexide indicator , phenolphthalein indicator solution , methyl orange indicator solution , potassium chromate gr grade , silver nitrate ampules 0.1n , sulphuric acid ampules 0.1n , sulphuric acid ampules 1.0n , hydrochloric acid ampules 1.0n , hydrochloric acid ampules 0.1n , methyl red indicator solution , pvdf membrane filter paper , mce membrane filter paper

CTN :41358271

16 Aug, 2025 NA

Pune - Maharashtra

Tender For supply of : 1) ortho phosphoric acid 2) lime 3) rock sulphur 4) caustic, washing soda & eliminator 5) colour ppt chemicals:6) rodine formaline & bleaching powder 7) magnofloc powder lt-27 8) ph booster 9) sugar seed slurry 10) rock win 11) mill sanitations 1) caustic lye 2) sulphuric acid 3) wtp chemicals 4) boiler chemical 5) cooling tower chemicals 6) hydrochloric acid 7) sodium hypochloride 1) sodium metabisulphite & magnesium sulphate 2)turkey red oil 3) enzyme 4) cooling tower chemicals 5)sulphuric & nitric acid 7) urea & dap 8) common salt 9) decom. micro bio culture 10) sulphamic acid 11) potassium permagnate 12) defoamer : 1) lab, chemicals & apparatus 2) tube cleaning equipments. 3) nickel screen & s s wire netting 4) computer printing stationary 5) computer, spares & applications

CTN :41359982

28 Aug, 2025 NA

Chennai - Tamil Nadu

Tender For supply of ammonium iodide cas no 12027- 06- 4 loba 50 g , ammonium heptamolybdate tetra hydrate cas no 13106- 76- 8 merck emparta 100 g , ammonium oxalate monohydrate cas no 6009- 70- 7 merck emparta 500 g , barium chloride dihydrate cas no 10326-27-9 merck emparta 500 g , diphenylamine-4-sulfonic acid barium salt cas no 6211- 24- 1 merck emparta 25 g , edta, disodium salt, dihydrate cas no 6381-92-6 loba 100 g , eriochrome black t c i 14645 cas no 1787-61-7 merck emparta 25 g , ferrous sulfate cas no 7782-63-0 loba 500 g , oxalic acid dihydrate cas no 6153-56-6 loba 500 g , phenolpthalein indicator cas no 77-09-8 merck 50 g , phloroglucinol cas no 108-73-6 loba 25 g , potassium chloride cas no 7447- 40-7 loba 500 g , salicylic acid cas no 69-72-7 loba 500 g , sodium oxalate cas no 62-76-0 loba 500 g

corporations/Associations/Others

CTN :41315153

19 Aug, 2025 NA

Shimla - Himachal Pradesh

Tender For supply of chemicals for food lab e e - acetic acid , acetone , acetonitrile , activated carbon powder , ammonium chloride , ammonium hydroxide , ammonium molybedate , anhudrous monobasic sodium phosphate , anhydrous calcium chloride , anhydrous sodium sulphate , antimony trichloride , barium chloride , barium hydroxide , benzoic acid , bromophenol blue indicator , butanol , butylated hydroxytolune , calcium carbonate , calcium chloride , carbon tetrachloride , chloroacetic acid , chloroform , chromic acid , copper sulphate pentahydrate , diethyl ether , dimethly glyoxime solution , disidium hydrogen phosphate , disodium ethylene diamine tetra acetate dihydrate , distilled water , eriochrome black t indicator , ethanol pure , ferric chloride , ferrous sulphate , ferrrous ammonium sulphate , filter paper , formic acid , furfural solution , glacial acetic acid , hplc grade water , hydrochloric acid , mask , methanol , methylene blue indicator , murexide , nitric acid , orthophosphoric acid , p-dimethyl amino benzaldehyde , petroleum ether , phenolphathelein , phloroglusinol , phosphorus pentoxide , picric acid , poatassium iiodate , potassium aluminium sulphate , potassium chromate , potassium dichromate , potassium hydroxide , potassium iodide , potassium permagnate , potassium persulphate , potassium sodium tartrate , potassium thiocyanate , salicylic acid , silver nitrate , small pumice pieces , sodium carbonate , sodium chloride extra pure , sodium hydroxide , sodium thiosulphate pentahydrate , starch , sulphuric acid , surgical gloves , tartaric acid , thioglycollic acid , tissue roll , trifluoracetic acid , whatman filter paper , wijs iodine monochloride , zinc acetate ) /bid number : gem/2025/b/6530900 * /dated: 04-08-2025 & & / bid document 1 / 61

CTN :41305413

23 Aug, 2025 NA

Katihar - Bihar

Tender For supply of stand base and rod ,retort stand, , burette ,50 ml, , pippete ,10 ml, , capillary ,0.30 mm od, , melting point tube ,0.5 mm, , measuring flask with glass stopper ,100 ml, , erlenmeyer flask ,250 ml, with socket b-24 , glass stopper b-24 ,hollow, hexagonal, , chromatography column , test-tubes ,15 ml, pack of 100 , test-tube stand ,plastic, , test-tube holder , wash bottle, 500 ml, ldpe , funnel ,100 mm, , funnel ,50 mm, , plastic beakers ,500 ml, , plastic beakers ,1000 ml, , beakers ,100 ml, , beakers ,1000 ml, , conical flask ,100 ml, , spatula big ,12 inches, , spatula ,6 inches, , forceps ,steel, 6 inches, , filter paper circle packet , rough filter paper ,500 sheets, , magnetic bid , thermometer , aspiratory bottle with stop cock, 5000 ml , aspiratory bottle with stop cock, 10000 ml , dropper ,glass, 15 cm with rubber teat , dropping bottles with glass dropper and silicone teat, 60 ml , dropping bottles with glass dropper and silicone teat, 125 ml , dropping bottles with glass dropper and silicone teat, amber, 60 ml , reagent bottles narrow mouth with screw cap, 100 ml , reagent bottles narrow mouth with screw cap, 250 ml , reagent bottles narrow mouth with screw cap, 500 ml , drying tube 24-29 , nitrile gloves , test tube brush ,nylon, , burette brush ,nylon, , bottle brush ,nylon, , tong for holding beaker ,12 inches, , tlc plates silica gel 60 matrix ,aluminium sheet, ,pk of 25 sheets, , rubber pipe ,50 meter, , surgical mask packet , laboratory tissue paper roll ,190 pulls 10 roll, , ethylene glycol, lr, 2.5l , iso-propyl alcohol, lr, 2.5 l , ethylene glycol, ar, 2.5 l , n-hexane, 2.5 l , chloroform, 2.5 l , ethyl acetate, 2.5 l , methanol, 2.5 l , acetone, 2.5 l , hydrochloric acid ,conc.,, 2.5 l , sulphuric acid ,conc.,, 2.5 l , nitric acid ,conc.,, 2.5 l , glacial acetic acid, 2.5 l , acetyl chloride, 500 ml , aniline, 500 ml , ammonia water, 2.5 l , phenolphthalein, 100 g , eriochrome-black t powder, 25 g , methyl orange, 25 g , oxalic acid, 500 g , 1- naphthol, 100 g , 2-naphthol, 500 g , p-nitrophenol, 250 g , p-nitroaniline, 100 g , naphthalene, 500 g , picric acid, 100 g , resorcinol, 250 g , catechol, 250 g , succinic acid, 500 g , cinnamic acid, 250 g , phthalic acid, 500 g , salicylic acid, 500 g , pyrogallol, 100 g , d-glucose, 500 g , sucrose, 500 g , acetophenone, 500 ml , sodium nitroprusside, 100 g , methyl salicylate, 500 ml , ammonium cerric nitrate, 100 g , toluene, 500 ml , copper sulphate, 500 g , diphenylamine, 100 g , phenol, 500 g , nitrobenzene, 500 ml , ferric chloride anhydrous, 500 g , zinc chloride, 500 g , sodium metal, 250 g , potassium sodium tartarate, 500 g , 2,4-dinitrophenyl hydrazine, 25 g , pure bromine, 100 ml , benzaldehyde, 500 ml , formaldehyde, 500 ml , disodium edta salt, 500 g , calcium carbonate anhydrous, 500 g , sodium bicarbonate, 500 g , sodium hydroxide pellets, 500 g , ammonium chloride, 500 g , phthalic anhydride, 500 g , sodium nitrite, 500 g , silica gel 60-120 mesh, 500 g , charcoal, 500 g , potassium permanganate, 500 g , potassium dichromate, 500 g , ammonium ferrous sulphate ar, 500 g , silver nitrate ar, 25 g , silver chloride ar, 25 g , calcium chloride fused, 500 g , diethyl ether, 500 ml , paraffin liquid heavy, 2.5 l , neutral cleaning solution, 5 l , silicone vacuum grease, 50 g , iodine, 100 g , litmus blue indicator paper strips pkt, 10 bks , litmus red indicator paper strips pkt, 10 bks , galvanometer , oscilloscope 100mhz , dc power supply , magnet , franck-hertz experiment apparatus , four probe method apparatus , ammeter , voltmeter , resistance box ,1-500 ohm, , resistance box ,1-5000 ohm, , dielectric constant meter , //bid details 2 / 111 newton-s ring apparatus , travelling microscope , spectrometer , plano-convex lens , lens holder , deflection magnetometer , vibration magnetometer , stop watch , spirit level , digital vernier callipers , physical balance , he- ne laser source ,setup, , meter scale

corporations/Associations/Others

CTN :41306685

20 Aug, 2025 NA

Metturdam - Tamil Nadu

Tender For supply of fine chemicals 35 items - ammonium chloride, ammonium molybdate, ammonium ferrous sulphate, ammonium purpurate muroxide, ammonia liqour 30% (ar), acetone (ar), ammonium acetate, glacial acetic acid (ar), buffer ph 4.0 tablets, buffer ph 7.0 tablets, buffer ph 9.2 tablets, barium chloride, benzene, boric acid, bromophenol blue, bromocresol green, calcium carbonate, calcium acetate, citric acid, carbon tetra chloride, chlorotex, chloroform, diphenyl amine, dextrose, para dimethylamino benzaldehyde, eriochrome black-t indicator, edta (ar), edta 0.1m, ethanol, formaldehyde, formic acid, glycerol, hydrazine sulphate, hexa methylene tetramine, hydrogen peroxide 30%

CTN :41306910

19 Aug, 2025 NA

Buxar - Bihar

Tender For supply of civil engineering lab equipment - magnetic stirrer with hot plate , electronic balance , micropipette single channel fully autoclavable 0.5- 5ml , nessler tube , chloroscope , laboratory flocculator , burette stand with rod, clamp & boss head , muffle furnace , digital cod digester (for 10 ml cod vials) , desicattor , cod vials , cod vials stand , pipette , digital pipette with elongated tip , volumetric flask , measuring cylinder , funnel , funnel , beaker , reagent bottles , spatula , durham’s tube , ammonium chloride, nh4ci , calcium chloride, cacl2 , conc. sulphuric acid , conc. sulphuric acid , dipotassium hydrogen phosphate, k2 hp04 , disodium hydrogen phosphate, na2hp04.7h2o , eosin methylene blu , ferric chloride, feci3.6h2o , ferro in indicator solution , ferrous ammonium sulphate, (0.25n) fe(nh4)2(so4)2.6h 20 , hcl , magnesium sulfate. mgso4.7h2o , mercuric sulphate, hg504 , potassium dichromate solution (0.25n di 0.0417 m) , potassium dihydrogen phosphate, kh2po4 , potassium iodide solution , silver sulfate, ag2 504 , sodium hydroxide, naoh , sodium thiosulfate, na25203 , starch , methyl orange indicator , phenolphthaleiri indicator , hardness buffer solution , eriochrome black t indicator , standard edta salution 0.01m , manganous sulphate , alkali lodide azide solution , phosphate buffer solution , potassium chromate indicator , ferrous ammonium sulphate, (0.25n) fe(nh4)2(so4)2.6h 20 , hcl , magnesium sulfate, mgso4.7h2o , mercuric sulphate, hgs04 , potassium dichromate solution (0.25n ог 0.0417 m) , potassium dihydrogen phosphate, kh2po4 , potassium iodide solution , silver sulfate, ag2 504 , sodium hydroxide, naoh , sodium thiosulfate, na2s2o3 , starch , methyl orange indicator , phenolphthalein indicator , hardness buffer solution , eriochrome black t indicator , standard edta solution 0.01m , manganous sulphate , alkali lodide-azide solution , phosphate buffer solution , potassium chromate indicator , standard silver nitrate , standard sodium chloride , alum solution , tissue rolls , tray , filter paper (whatman 42 and 45) , cotton rolls , distilled water , gloves , mask , crushing value , apparatus , aggregate impact tester , ring and ball apparatus , ductility testin machine with digital temp indicator , brookfield viscometer , thickness gauge , length gauge , universal penetrometer , balance , flash and fire apparatus , abrasion test by los angel's machine , viscosity of bitumen , gi sieve (450 mm dia) , brass sieve (200 mm dia) , benkelmen beam , float test apparatus , video camera , skid resistance tester , specific gravit and water absorption , centrifuge extractor , marshall , apparatus and accessories used for bitumninous mix design , laboratory , jaw , crusher , radar gun (for speed measurement)

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