Latest diffraction grating Tenders | Government diffraction grating Tenders

State Government

CTN :41031940

28 Jul, 2025 1.71 Lacs

Bardhaman - West Bengal

Tender For corrigendum : supply, fitting and fixing of collapsible gate, m.s. grill and other work at 2nd floor of modern market, p.m.yard, zewdhara, kalna for safety and protection of 2nd floor of modern market from entry of trespassers under purba bardhaman zilla rmc

CTN :41158064

11 Aug, 2025 NA

Jalandhar - Punjab

Tender For purchase of the various physics lab equipments - purchase of various 06 nos.equipments required for the physics department, stefan s constant (as per specifications mentioned in the tender document). (the software/equipment/item must be qouted alongwith all necessary accessories/parts as per tender specifications), malus law (as per specifications mentioned in the tender document). (the software/equipment/item must be qouted alongwith all necessary accessories/parts as per tender specifications), diffraction grating constant using mercury spectrum (as per specifications mentioned in the tender document). (the software/equipment/item must be qouted alongwith all necessary accessories/parts as per tender specifications), e/m by normal zeeman effect (as per specifications mentioned in the tender document). (the software/equipment/item must be qouted alongwith all necessary accessories/parts as per tender specifications), quinck s tube method (as per specifications mentioned in the tender document). (the software/equipment/item must be qouted alongwith all necessary accessories/parts as per tender specifications), quarter- wave plate experiment (as per specifications mentioned in the tender document). (the software/equipment/item must be qouted alongwith all necessary accessories/parts as per tender specifications)

Central Government/Public Sector

CTN :41162442

12 Aug, 2025 10.60 Lacs

Patna - Bihar

Tender For supply of physics lab equipment : : - newton s ring apparatus , diffraction grating apparatus is an optical device that separates polychromatic light into its constituent wavelengths by diffraction , a cro experiment setup typically involves connecting the cro to a signal source adjusting the controls to display the signal on the screen , electromagnetic induction is the process where a changing magnetic field induces a voltage in a nearby conductor , lc and lcr circuit kit , lcr resonance kit , helmholtz coil setup , optical fiber experiment kit

CTN :41167800

25 Aug, 2025 15.00 Lacs

Damoh - Madhya Pradesh

Tender For inviting rate for construction material as given in the list for the financial year 2025-26 - inviting rate for construction material as given in the list for the financial year 2025-26, hard murrom with spreading, course sand sand, fine sand barman sand, crusher stone duststone dust, 06 mm metal crushed. metal, 12 mm metal crushed. metal, 20 mm metal crushed. metal, 40 mm metal crushed. metal, 90 mm metal crushed. metal, bricks (local)9 x 4 x 3, r.c.c. hume pipe300 mm dian.p.-3, r.c.c. hume pipe450 mm dian.p.-3, r.c.c. hume pipe600 mm dian.p.-3, r.c.c. hume pipe1000 mm dian.p.-3, r.c.c. cement pole2.40 m hight, wire mesh (steel)50x50 mm strengthing 4mm with nut bolt baser, angle iron all size mild steel, winding wire, iron chamber/drain grill (complete spot fitting with labour), corrogated g.i. sheet0.63 mm0.63 mm, cement o.p.c. isi markisi mark 50kg beg, centring shutering with fitting and cartling below plinth level, centring/shutring with fitting & cartingabove plinth level, putty double coat with finishinglabour, roller machine with diesel & operetor, 16 to 18 mm thik plan white marble/green marble/zebra black marble/red marble, 25mm thick kota stone, 16 to 18 mm thick granite stone of any colour and shade, vetrified tiles60 x 60 cm 10mm thick 15:15622, glazed tiles300 x 300 mm 10 mm thick 15:15622, tiles / marble fitting labour charge, pvc floor carpet, w.c. 580 x 440 mm with footrest & p-trap with fittingodisa petarn, w.c. european type with fittingisi marked white solid plastic seat and lideuropean type, w.c. european type with fittingisi marked black solid plastic seat and lideuropean type, chequr tiles with fitting18 to 20mm thick ordnory cement, m.s. tube steel frame febrication work including all fitting labour charge, m.s. angle steel frame febrication work including all fitting labour charge, providing and laying cement concrete m20 grade work with required & equipmentlabour, aluminium fram work complete (glass/acp sheet/grill), hydra machine, water proofing treatment on roofs of slab by cement slurry mixed with water proofing compound complete, wall painting with plastic emulsion paint of approved paint, removing white or colour wash by scrapping and sand papering complete, distempring with oil bound distamper water proof paint complete, repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq mm including cutting the patches in propper shape, providing & fixing granite bhumipujan / lokarpan patthar with photo and writing work complete, providing ply 19 mm thick, providing carpentar for furniture work, providing and fixing 60 mm thick paver block 30 n/sqmm, brick masonary work with open bhatta complete, water proofing treatment on roofs of slab by asian paint, indigo, etc with water proofing compound 3 layer with crakseal, putty, labuar complete, pvc pipe 3 inch dia 4kg/cm2, pvc pipe 3 inch dia 4kg/cm2 elvo

Central Government And Public Sector

CTN :41157915

30 Jul, 2025 NA

Siliguri - West Bengal

Tender For portable air blower, power- 520 watt air delivery- 2890 cfm/4,900 cmh supply single phase/ 220 240v ac, 50 hz size- 12 " (300mm) sweep, current:- 1.52 amps speed- 2800 rpm. powdered coated ms casting with floor mounting legs ( fitted with vibration absorbing rubber mounting pads) and spiral grill on both sites, 7 leaf moulded impeller directly mounted on motor shaft, moulded handle with on-off switch and power cord, multi- lobe pan-head passivated fasteners with spring washers, packed in single piece corr ugated box. firm's offered and accepted make : - powervent [ warranty period: 30 months after the date of delivery ]

CTN :41012636

28 Jul, 2025 NA

Kokrajhar - Assam

Tender For corrigendum : supply of vernier callipers , screw gauge , travelling microscope , sextant , helical spring , slotted weights with hanger , stop watch , metal wire , flywheel , capillary tube , beaker 500ml , spherometer , thermometer , spirit level , optical lever method kit , maxwell needle kit , searle method kit , bar pendulum , kater pendulum , digital multimeter , dc voltmeter 0-25volts , dc voltmeter 0-10volts , dc multimeter 0-25ma , dc ammeter 0-3amp , resistors known values , connecting wires , breadboard or circuit board , crocodile clips or banana plugs , soldering iron , ic 4017 , leds , connecting wires or jumper wires , dc power supply , dual power supply , cathode ray oscilloscope , ballistic galvanometer , de sauty bridge , measurement of field strength b and its variation in a solenoid , series rc circuit , series lcr circuit , parallel lcr circuit , carey foster bridge , connecting probes red and black wires , resistors , battery eliminator , potentiometer , function generator 10mhz , he- ne laser , diffraction grating with 1500 lpi , grating holder , hydrogen discharge tube with power supply , meter scale , optical bench , lens holders , convex lenses of different apertures , meldey experiment , set of weights , ac power supply , connecting wires or bnc cables , spectrometer , prism , sodium bulb with transformer for spectrometer , mercury lamp with transformer , fresnel biprism , to study lissajous figures , newton rings , callender and barnes constant flow , black body radiation , searle apparatus , platinum resistance thermometer , thermocouple with temperature , vi characteristics of solar cell trainer board , material of a wire searles pattern , quinck tube method , guoy method , solenoid and determine energy loss from hysteresis , opamp , compass needle , experiment set up thomson method , geiger-muller counter , digital balance 2 digit , digital balance 3 digit , digital ph meter , digital colorimeter , centrifuge machine 6000 rpm , water distillation plant , test tube , laminar air flow , magnetic stirrer with hot plate , muffle furnace , heating mental with regulator 500 ml , melting point apparatus , uv spectrophotometer , hot air oven , polarimeter , refrigerator, frost free, double door , beaker 100ml , beaker 250ml , conical flask 250ml , conical flask 500ml , chemical thermometer , round bottom flask 100 ml , round bottom flask 250 ml , measuring cylinder 25ml , measuring cylinder 50ml , measuring cylinder 100ml , filter paper , burette 50ml , pipette 25ml , pipette 50ml , bloating paper , test tube holder , wire gauze , electrical conductivity meter , buchner funnel , flask shaker , desiccators , ph paper , capillary tube , viscometer , reagent bottle 250ml , copper water bath , bunsen burner , soxhlet apparatus, borosilicate , vortex shaker , orbital shaker , compound microscope , binocular microscope , autoclave 50 ltr , incubator , deep freezer 300 ltr , ph meter , digital colony counter , uv spectrophotometer with quartz cuvette , bod incubator , vortex shaker for test tube , water bath, digital , inoculating loop , spirit lamp , vernier calipers , ocular micrometer , stage micrometer , haemocytometer , soil thermometer , anemometer , lux meter , dissolve oxygen meter , water distillation plant with automatic power cut , trinocular microscope , centrifuge rotor , microtome machine , slide

corporations/Associations/Others

CTN :41052694

05 Aug, 2025 25.00 Lacs

Somnath - Gujarat

Tender For annual material supply for pwd branch year 2025-26 - supplying good quality bhadar river sand, supplying good quality ozat river sand, supplying crushed stone aggregate of hard quality 6mm size, supplying supplying crushed stone aggregate for hard quality 10 to 20mm size, supplying crushed stone aggregate of hard quality 20mm size, supplying crushed stone aggregate of hard quality 40mm size, supplying crushed stone aggregate of hard quality 40mm to 63mm size, supplying crushed stone dust, supplying murrumper binding material, supplying 600mm x 600mm inerside r.r.c. heavy duty menhall cover with frame, supplying 450mm x 600mm inerside r.r.c. heavy duty menhall cover with frame, supplying 600mm x 600mm inerside r.r.c. heavy duty menhall frame without cover, supplying 450mm x 600mm inerside r.r.c. heavy duty menhall frame without cover, supplying 600mm 600mm inerside r.r.c. heavy duty menhall cover without frame, supplying 450mm 600mm inerside f.r.c. heavy duty menhall cover without frame, supplying r.c.c heavy duty non-pressure pipe i.s. class np3 250mm dia., supplying r.c.c heavy duty non-pressure pipe i.s. class np3 300mm dia., supplying r.c.c heavy duty non-pressure pipe i.s. class np3 450mm dia., supplying r.c.c heavy duty non-pressure pipe i.s. class np3 600mm dia., supplying r.c.c heavy duty non-pressure pipe i.s. class np3 750mm dia., supplying r.c.c heavy duty non-pressure pipe i.s. class np3 900mm dia., supplying r.c.c heavy duty non-pressure pipe i.s. class np3 1200mm dia., supplying r.c.c heavy duty non-pressure pipe i.s. class np3 1600mm dia., supplying white bela stone 23cm.x20cm.x38cm., supplying white bela stone 20cm.x15cm.x38cm., supplying white bela stone 20cm.x10cm.x38cm., supplying under size waste material of g.h.c.l., providing tmt bar fe 415 reinforcement for r.c.c. work including bending, binding and placing in position complete upto floor two level, supplying biding wire, supplying anodized aluminium , section :2443, 127.00 x 38.10 x 1.35 mm at the rate wt.1.384 kgpermt, supplying pre-cast kerb block m250 grade 15cm thick and 30cm. hight as per design, supplying pre-cast kerb block m250 grade 15cm thick and 60cm. hight as per design, supplying precast rubber dye inter locking paver block m200 concreate grade 60mm thick as per design, supplying p.v.c. water tank, supplying and fixing grill of 10mm square bright bar as per design incuding cutting, welding, fitting and primer and two coat colour etc. comp., providing and fixing in position callapsible steel shutters with vertical channels 20 x 10 x 2 mm braced with flat iron diagonals 20 x 5 mm size with top and bottom rails of t_rin 40x 40 x 6 mm with 38mm dia, steel pulleys complete with bolts, nuts, locking arrangements, stoppers handles including applying a priming coat of read lead paint., providing and fixing rolling shutters of approved make made of 80 mm wide m.s. laths inter-locked together through their entire length and jointed together at the ends by end locks mounted on specially designed pipe shaft with bracket plates, guide channels and arragements for inside and outside locking with push-pull operation including the cost of hood cover and spring etc. complete.a shutters having width below 3.5 m, providing and fixing m.s. grills of required pattern to wooden frames of windows etc. with m.s. flats at required spacings and frame alround, square or round bars with round headed bolts and nuts or by screws a plain grill., supplying heavy duty super quality precast r.c.c. garden bench, supplying cast iron benches as approved and directed by engineer in charge, supplying super quality clear glass 5mm thick, supplying super quality clear glass 10mm thick, supplying first quality 600mmx600mm double charged vitrifide tiles of branded company, supplying first quality glagesed tiles of branded company, supplying and fixing g.i. square pipe with 16gaze g.i. sheet incuding cutting, welding, fitting and primer and two coat colour etc. comp., supplying 100mmx

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