Latest methane Tenders | Government methane Tenders

Central Government And Public Sector

CTN :45737322

10 Jul, 2026 NA

Dibrugarh - Assam

Tender For supply of eco-friendly refrigerant gas r-407c suitable for rmpu. note: gas is to be supplied in firms own 45kg cylinder on a returnable basis as per drg.no. na specn: rdso/pe/spec/ac/0134-2009(rev-0)/ na [ warranty period: 30 months after the date of delivery ] ]

CTN :45455729

10 Jul, 2026 NA

Sibsagar - Assam

Tender For corrigendum : supply of personal protective equipment (ppe), electrical and mechanical safety items and safety detecting devices for various power plants of assam power generation corporation limited (apgcl). - supply of safety items, safety helmet (white colour), safety helmet (grey colour), safety helmet (yellow colour), safety helmet (blue colour), safety helmet (green colour), safety helmet ( red colour), safety electrical gloves 33 kv, safety electrical gloves 430 v, natural rubber gloves (chemical resistant), rubberized cloth apron chemical (acid/alkali) resistant, disposable latex gloves (in pairs), safety ear plug, safety belts mechanical, raincoat with reflector ( high quality and full set-pant and coat type), safety face shield, welding safety gloves, mechanical hand gloves ( heat and strain resistance), safety lifebuoy ring for operation and maintenance personnel at dam, life jacket for operation and maintenance personnel at dam, frp electrical rescue rods, safety glasses/goggles, welding face shield (could be attached with any standard helmet), gum boot number 5, gum boot number 6, gum boot number 7, gum boot number 8, safety shoes (number 4 ), safety shoes (number 5), safety shoes (number 6), safety shoes (number 7), safety shoes (number 8), safety shoes (number 9), safety shoes (number 10), warning/caution tape (100 m piece each), barricading cones with reflective tape, safety net (size: 10m x 5m), raincoat with reflector, gown type, size: m, raincoat with reflector, gown type, size: l, raincoat with reflector, gown type, size: xl, raincoat with reflector, gown type, size: xxl, reflective vest green (size: xxl), reflective vest green (size: xl), reflective vest red (size: xl), reflective vest orange (size: xl), portable gas detector (hc, o2, h2s, co, lel, methane), high rising extension aluminium ladder 20 feets, high rising extension aluminium ladder 30 feets, non contact high voltage detector with insulating rod, non contact high voltage detector (wrist type), foldable stretcher, safety shower and eye wash, arc flash suit, safety belt for electrical works

Central Government/Public Sector

CTN :45713891

20 Jul, 2026 20.00 Lacs

Chandimandir - Haryana

Tender For repair / maint of split acs 2/1.5 ton , windows acs 2 / 1.5 ton , voltage stablizers and connected items installed at command hospital (wc) and other various location in aor of age e/m ch - servicing of split type ac of capacity 2/ 1.5 tr after disconnecting all incoming and outgoing electric connection, water drain pipe line connection etc. and wash with approved chemical mixed water with the pressure pump, after servicing cleaned all the disturbed area and reassembling the water/electric connection and testing for entire satisfaction of engr-in-charge., all as per item no. 1 here-in-above but window type ac 2/1.5 tr capacity., supplying and charging of refrigerant gas r-22 only after vacuuming dehydration, leak testing of the system as per standard practice testing for proper cooling effects and satisfactory performance complete all as specified and as directed by engr-in-charge for room split/window type ac of capacity 2/1.5 tr., all as per item no: 3 above but gas r-32, all as per item no: 3 above but gas r-410a., all as per item no: 3 above but gas r-134a., taking out defective capacitor of capacity 50+6 mfd after disconnecting all incoming and outgoing electric connection including supply & fix new capacitor on same place and testing complete all as specified and as directed by engr-in-charge, all as per item no:7 here in above but of capacity 45+4 mfd ., all as per item no:7 here in above but of capacity 45 mfd ., all as per item no: 7 here in above but of capacity 6 mfd ., all as per item no: 7 here in above but of capacity 4 mfd ., supply & fixing as in replacement copper pipe 1/2" for liquid line including fittings and testing complete all as specified and as directed by engr-in-charge., supply & fixing as in replacement copper pipe 1/4" for liquid line including fittings and testing complete all as specified and as directed by engr-in-charge., supply & fixing as in replacement copper pipe 5/8" for liquid line including fittings and testing complete all as specified and as directed by engr-in-charge., supply & fixing as in replacement copper pipe 3/8" for liquid line including fittings and testing complete all as specified and as directed by engr-in-charge., supply and fixing of insulation foam for copper pipe of size 1/2" after removing old one., supply and fixing of insulation foam for copper pipe of size 1/4" after removing old one., supply and fixing of insulation foam for copper pipe of size 5/8" after removing old one., supply and fixing of insulation foam for copper pipe of size 3/8" after removing old one., supply and fixing as in replacement of pvc flexible pipe 15 mm dia including any fittings as required complete inclusive of any type of leakage testing., all as per item no: 20 above but pipe of 20 mm dia., supply and fixing as in replacement of pvc water drain pipe 25 mm dia complete inclusive all fittings and any type of leakage testing., material and labour for sub main wiring with 2 x 2.5 sqmm +1 x 2.5 sqmm single core flame retardant pvc insulated unsheathed cable with stranded copper conductor drawn in and including heavy grade frlsh pvc concealed conduit isi marked with all accessories on walls and making good the disturbed surfaces including all conduits fittings, clamps guittes etc for earth dbs and boxes with proper thimbles all as directed by engr-in-charge. note :02 run of 2.5 sqmm , 01 run of 2.5 sqmm cable and 01 run of conduit shall be measured as one unit and paid accordingly., all as per item no: 23 here in above but of size 2x 4 sqmm +1x 4 sqmm., m&l cutting chases, pinning in stone concrete block or slab walls & making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring ,etc., and making good, cutting exc. 10 cm girth., supply and fix as in replacement of rigid non-metallic pvc conduit of size 20

CTN :45739469

21 Jul, 2026 NA

Thiruvananthapuram - Kerala

Tender For methane gas detector (fixed type lel detector) , control panel for gas and flame detectors , flame proof hooter with beacon lamp , commissioning of control panel with gas and flame detectors

CTN :45686819

16 Jul, 2026 NA

Bhopal - Madhya Pradesh

Tender For laboratory items supply 2026 27 - department: chemistry(consumable), acetaldehyde (500 ml), acetic acid (5 lit), acetone (5 lit), zinc oxide (500 gm), kaolin (500 gm), zinc stearate (500 gm), ammonia (5.0 lit), ammonium carbonate (500 gm), ammonium ceric nitrate (100 gm), sodium lauryl sulphate, tween 80 (500 ml), ammonium nitrate (1.0 kg), gylcerol (500 gm), di butyl phthalate (500 ml), iron oxide (500 gm), benedict solution (500 ml), talcum powder (500 gm), benzoin (100 gm), carbon tetra chloride (500 ml), chromium nitrate (500 gm), copper acetate (500 gm), di chloro methane (500 ml), di ethyl ether (500 ml), di ethyl malonate (500 ml), di methyl glyoxime (100 gm), di sodium hydrogen ortho phosphate (500 gm), hydrochloric acid (5.0 lit), hydrogen peroxide (500 ml), mercuric chloride (25 gm), methanol (2.5 lit), nickel nitrate (100 gm), nitric acid (5.0 lit), petroleum ether (500 ml), phenyl hydrazine (100 gm), pottasium carbonate (500 gm), resorcinol ((100 gm)), silica gel g for tlc with binder (500 gm), sulphuric acid (5 lit), thorium nitrate (5 gm), titanium di oxide (500 gm), tungsten oxide (25 gm), yellow ammonium sulphide (20%) (500 ml), zinc nitrate (500 gm) (500 gm), zirconium chloride (25 gm), dimethyl sulfoxide emplura (500 ml), acetyl acetone (500 ml), perchloric acid (500 ml), boiling tube (10 pkt), capilliary tube (10 pkt), glass dropper, burette (pinch cock), pipette (10ml), g-3 borosil, g-4 borosil, measuring cylinders(50 ml), beaker (250 ml), china dish (80 mm), viscometer, stalagmometer, rubber tubing (for burette jets) (10 mtr.), whatman chromatography paper sheets (100), ordinary filter paper sheets (1000), whatman no.1 filter paper circles (1 pack), silica gel plate for tlc on aluminium foil, department: botany(class work material), alternaria, cercospora, mucor, volvox veg., volvox daughter colonies, volvox antheridial, volvox oogonial, volvox mixed stage, chara vegetative, chara reproductive, vaucheria veg, vaucheria sexual, vaucheria hypnospores, ectocarpus pluriclocular, ectocarpus unilocular, ectocarpus mixed stage, polysiphonia veg, polysiphonia tetrasporic, polysiphonia cystocarpic, polysiphonia antheridia, polysiphonia mixed stage, riccia veg, riccia antheridia, riccia archegonia, riccia sporophyte, riccia flutans, marchantia thallus, marchantia with gemma cup, marchantia antheridial plant, marchantia archeogonial plant, marchantia sporophyte, anthoceros veg, anthoceros sporophyte, anthoceros antheridia, anthoceros archegonia, polytrichum veg. plant, polytrichum antheridia, polytrichum archegonia, polytrichum with capsule, consumablespecimen ( museum specimen mounted in plastic jar), tobacco mosaic disease, little leaf of brinjal, citrus canker, bacterial spot disease of tomato, white rust of crucifers, green ear disease of bajra, wart disease of potato, black rust of wheat, permanent micro-prepared slides, chara reproductive, chara sexual, oedogonium vegetative, oedogonium capcells wm, oedogonium macrandrous wm, oedogonium nannandrous wm, oedogonium oogonial wm, vaucheria vegetative wm, vaucheria reproductive wm, volvox daughter colony wm, volvox oogonial colony wm, volvox antheridial colony wm, volvox zygote colony wm, mucor veg wm, mucor sporangia wm, mucor (zygote) wm, marchantia thallus ts, marchantia gemmae cup vs, marchantia gemmae wm, marchantia antheridial head vs, marchantia archegonial head vs, marchantia sporophyte vs, lycopodium stem ts, aerenchyma ts or wm, collenchyma ts or wm, sclerenchyma ts or wm, chlorenchyma, xylem elements proto and meta ts, xylem, spiral and annular vessels, xylem elements pitted vessels, xylem elements bordered vessels, phloem elements, sieve tubes, dicot and monocot stem on the same slide, dicot and monocot root on the same slide, dicot and monocot leaf on the same slide, anther wm/ts, epigynous flower ls, hypogynous flower ls, perigynous flower ls, pollen grains different types, helianthus ovary ts, basal placentation, free central placentation, superficial

Central Government/Public Sector

CTN :45731389

08 Jul, 2026 NA

Bhopal - Madhya Pradesh

Tender For supply of refrigerant gas r407c as per is:5610/1993(second revision) in 10 kgs capacity cylinder to is:3196 part 1 .(note: cylinders are in non returnable basis only and gas should be in 10 kg cylinder). [ warranty period: 30 months after the date of delivery ] ]

CTN :45736062

03 Jul, 2026 NA

Gorakhpur - Uttar Pradesh

Tender For supply of hermitically sealed scroll compressor, suitable for r-407 c refrigerant gas, working on415 vac, 50 hz, conforming to rdso specification no. rdso/pe/spec/ac/0061/2005(rev-1). make and model should be rdso approved. note: (i) emerson part no. zr 61 kce tfd522 / danfoss part no. mlz038t4 or any other make and model of equipment/component can only be considered with prior approval of rdso. [ warranty period: 30 months after the date of delivery ] ]

CTN :45728609

27 Jul, 2026 NA

Howrah - West Bengal

Tender For supply of r-407 refrigerant gas (45 kgs /47 kgs cylinder) with cylinder. (gas to be supplied in firm's own cylinder on returnable basis). [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variationpermitted: max 8 lacs ] ]

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

Methane Tenders

By Cities

By States

By Agencies

By Ownerships

By Sectors

Central Government And Public Sector

Central Government/Public Sector

Central Government/Public Sector

Central Government/Public Sector

Central Government/Public Sector