Latest heptahydrate Tenders | Government heptahydrate Tenders

Central Government / Public Sector

CTN :45433160

03 Jul, 2026 NA

Gorakhpur - Uttar Pradesh

Tender For corrigendum : supply of pilot cyclinder nitrogen weight 0.2kg

Central Government/Public Sector

CTN :45736789

16 Jul, 2026 NA

Solapur - Maharashtra

Tender For supply of 12991 - gel extract of 0.1 gm of fresh human placenta total nitrogen < 0.25% - 20 gm ]

Central Government/Public Sector

CTN :45731879

07 Jul, 2026 NA

Madurai - Tamil Nadu

Tender For supply of nitrogen cylinder to jk exim(p) ltd make part no.jk-fdss-1206, capacity-50 l, 200 bar for automatic fire detection cum suppression system (fdss) in railway coaches as per rdso specification no. rdso/2013/cg-06. (rev.2) or latest. make: j. k. exim [ warranty period: 30 months after the date of delivery ] ]

State Government

CTN :45305480

13 Jul, 2026 NA

Gandhinagar - Gujarat

Tender For corrigendum : supply of hydraulic accumulator, bladder, nitrogen charging kit & fittings for coal mill bcp 2360/77 at gandhinagar tps.

Central Government/Public Sector

CTN :45700241

21 Jul, 2026 NA

East Singhbhum - Jharkhand

Tender For supply of da gas and nitrogen gas

State Government

CTN :45723717

10 Jul, 2026 6.00 Lacs

Kasaragod - Kerala

Tender For supply of fertilizers and chemicals - magnesium sulphate, borax, zinc sulphate, phospho gypsum, urea, rajphos, muriate of potash, dolomite, silica, nimbicidin, malathion, imidacloprid, thiomethoxam, copper oxy chloride 50wp, saaf, contaf, tilt, carbendazim, coragen, fame or takumi 100 ml, conficlor/ tatamida 250 ml, emamectin benzoabe, streptomycine sulphate + tetracycline, azadiractin, potassium phosphonate (akomin), spiromesifen, riclomil mz, nativo 100 gm, hexaconazole 5ec 500 ml, chlorpyrifos 20ec, dimethoate (rogor) 30ec, difenthiuron (pegasus), quinalphos 25ec, emamectin benzoate 5% sg (proclaim), mancozeb m45 (indofil), silvet (non-ionic adjuvant), potassium silicate, suplhate of potash, 19:19:19 packet, calcium nitrate, mgso4 7 h2o, znso4 7 h2o, borax, factomphos, copper sulphate, potassium sulphate, lime, potassium nitrate, humic acid, neem oil bottle, ferrous sulphate, citric acid, boric acid, potassium hydroxide, ammonium molybdate heptahydrate, manganous sulphate, ferrous ammonium sulphate, sodium hydroxide, ammonium acetate, calcium chloride dehydrate, ammonium fluoride, aluminion reagent 250 ml, thioglycolic acid, ethanol, methanol, gum acacia, barium chloride, ammonium chloride, edta, ferroin, potassium permanganate, potassium iodide, silver nitrate, potassium chloride, potassium dichromate, sulphuric acid, nitric acid, perchloric acid, hydrochloric acid, petroleum ether, buffer solution- 7,4 & 9 200ml

Central Government/Public Sector

CTN :45726591

18 Jul, 2026 NA

Delhi - Delhi

Tender For repair/ maint of air conditioning systems alongwith its connected accessories at kashmir house under ge new delhi - servicing of window type ac 1.5/2 ton capacity of any make / model by taking out the ac, cleaning of evaporating coil, condensing coil with water & brush to remove dust including cleaning of filter, greasing oiling of fan motor and checking of electric circuit for smooth functioning of ac complete all as specified and directed. note: the quoated rate includes the rates of minor parts i.e. starting relay, overload protector, thermostat, air filter synthetic/nylon as per existing size and shape, all as per item no 1.00 above but split type ac of any type and 1.5/2 ton capacity complete all as specified and directed, servicing of cassette type ac 3.5 to 4.0 ton capacity of any make / model with indoor and outdoor unit by taking out the ac, cleaning of evaporating coil, condensing coil with water & brush to remove dust including cleaning of filter, greasing, oiling of fan motor and checking of electric circuit for smooth functioning of ac complete all as specified and directednote: the quoated rate includes the rates of minor parts i.e. starting relay, overload protector, thermostat, air filter synthetic/nylon as per existing size and shape, all as per item no 3.00 above but tower type ac of 2.0 to 4.0 ton capacity of any make / model any type and 1.5/2 ton capacity complete all as specified and directed, s&f in repairs running capacitor combination (50 mfd + 6 ) / (50+4) mfd 230 volt for ac upto 4.00 ton complete all as specified and directed, m&l for checking the leakage by feeding dry nitrogen to maintain adequate pressure in the system, plugging the leak and charging by charge refrigerant gas r-12/22/134a for water cooler, split type/window type ac/ deep freezer /refrigerator any size any capacity as on site complete all as specified and directed by engr-in-charge., m&l for replacement of reverse valve system suitable to 1.5/2 ton split/window ac for heating option (gas charging shall be paid and measured under respective item) complete all as specified and directed, supply & charging gas refrigerant r-22 /410 a/ or as existing to window type/split type/cassette/package type ac up to 4 ton capacity including removing of leakage if any and testing complete all as specified & directed by engineer-in-charge, m&l for repair of unserviceable pcb suitable for non inverter split type ac 1.5/2 tr and fixing the same complete all as specified and directed by engineer-in-charge., m&l for opening and taking down existing unserviceable pcb along with display unit and repairing & refixing of pcb along with display unit suitable for indoor unit of inverter ac of capacity1.5/2 ton split type ac complete all as specified and directed by engr-in-charge., m&l for opening and taking down existing unsv pcb and reparing & refixing of pcb suitable for outdoor unit of 1.5/2 ton split type ac inverter ac complete all as specified and directed by engr-in-charge., m&l for repair of unserviceable pcb of cassette/ tower ac of capacity 3.5 to 4.0 tr for both indoor/ outdoor units and refixing the same in respective units including opening & taking down existing unsv pcb complete all as specified and directed by engineer-in-charge., s&f pcb of non inverter type split type ac of capacity 1.5 to 2.0 ton and fixing the same in respective units including opening & taking down existing unsv pcb complete all as specified & directed by engineer-in-charge., s&f pcb of inverter type split type ac of capacity 1.5 to 2.0 ton and fixing the same in respective units including opening & taking down existing unsv pcb complete all as specified & directed by engineer-in-charge., s&f pcb of cassette/tower ac of capacity 3.0 to 4.0 ton and fixing the same in respective units including opening & taking down existing unsv pcb complete all as specified & directed by enginee

Central Government/Public Sector

CTN :45726596

18 Jul, 2026 NA

Delhi - Delhi

Tender For repair/ maint of air conditioning systems alongwith its connected accessories at hq ids under ge new delhi - servicing of window type ac 1.5/2 ton capacity of any make / model by taking out the ac, cleaning of evaporating coil, condensing coil with water & brush to remove dust including cleaning of filter, greasing oiling of fan motor and checking of electric circuit for smooth functioning of ac complete all as specified and directed. note: the quoated rate includes the rates of minor parts i.e. starting relay, overload protector, thermostat, air filter synthetic/nylon as per existing size and shape, all as per item no 1.00 above but split type ac of any type and 1.5/2 ton capacity complete all as specified and directed, s&f in repairs running capacitor combination (50 mfd + 6 ) / (50+4) mfd 230 volt for ac upto 4.00 ton complete all as specified and directed, m&l for checking the leakage by feeding dry nitrogen to maintain adequate pressure in the system, plugging the leak and charging by charge refrigerant gas r-12/22/134a for water cooler, split type/window type ac/ deep freezer /refrigerator any size any capacity as on site complete all as specified and directed by engr-in-charge., m&l for replacement of reverse valve system suitable to 1.5/2 ton split/window ac for heating option (gas charging shall be paid and measured under respective item) complete all as specified and directed, supply & charging gas refrigerant r-22 /410 a/ or as existing to window type/split type/cassette/package type ac up to 4 ton capacity including removing of leakage if any and testing complete all as specified & directed by engineer-in-charge, m&l for repair of unserviceable pcb suitable for non inverter split type ac 1.5/2 tr and fixing the same complete all as specified and directed by engineer-in-charge., m&l for opening and taking down existing unserviceable pcb along with display unit and repairing & refixing of pcb along with display unit suitable for indoor unit of inverter ac of capacity1.5/2 ton split type ac complete all as specified and directed by engr-in-charge., m&l for opening and taking down existing unsv pcb and reparing & refixing of pcb suitable for outdoor unit of 1.5/2 ton split type ac inverter ac complete all as specified and directed by engr-in-charge., s&f pcb of non inverter type split type ac of capacity 1.5 to 2.0 ton and fixing the same in respective units including opening & taking down existing unsv pcb complete all as specified & directed by engineer-in-charge., s&f pcb of inverter type split type ac of capacity 1.5 to 2.0 ton and fixing the same in respective units including opening & taking down existing unsv pcb complete all as specified & directed by engineer-in-charge., s&f in replacement of of copper tubing and synthetic rubber tube insulation of thickness 9 mm & internal diameter - 6.0 mm (1/4") for refrigerant copper piping of split ac units complete all as specified and directed., s&f in replacement of of copper tubing and synthetic rubber tube insulation of thickness 9 mm & internal diameter - 13.0 mm (1/2") for refrigerant copper piping of split ac units complete all as specified and directed., s&f in replacement of of copper tubing and synthetic rubber tube insulation of thickness 9 mm & internal diameter - 9.0 mm (3/8") for refrigerant copper piping of split ac units complete all as specified and directed., s&f in replacement of of copper tubing and synthetic rubber tube insulation of thickness 9 mm & internal diameter - 16.0 mm (5/8") for refrigerant copper piping of split ac units complete all as specified and directed., s&f in repair drain pipe of any size suitable for split ac of capacity 1.5/2/3.5/4 tr as per sample complete all as specified and directed., supply only in replacement cordless remote for inverter type acs hot & cool suitable for 1.5 ton ac as per sample complete all as specif

Central Government/Public Sector

CTN :45723441

10 Jul, 2026 NA

Medak-T - Telangana

Tender For tender for s9azs00010 machining of the glands - shaft sealing rear, seal ring, rear gland 125 execution ii, rear laby gland assly dia400, 2/2 laby.gland dia 160-ii(execution-i), balance piston gland h32, oil gland 90 assly, oil gland 32 (nitrogen purging)

Central Government / Public Sector

CTN :45736169

02 Jul, 2026 NA

Hyderabad-T - Telangana

Tender For supply of filled nitrogen gas cylinder of capacity 68 ltrs. @ pressure of 200 bar (+/-10%) including master valve and pressure gauge with peso certificate (make: tri parulex fire protection systems) [ warranty period: 48 months after the date of delivery ] ]

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