Latest diffraction grating Tenders | Government diffraction grating Tenders

Central Government/Public Sector

CTN :44568749

30 Mar, 2026 NA

Multi City - Gujarat

Tender For auction sale of depot ferrous scrap - 98050114 scrap release all types of railway ferrous material consisting of s&t, p way, works and ohe items c & w items-suchas ms, gi, ci containing signalling units, rods, junction boxes, panels, ms gi structures, ladders, mast, rtu, cb, etc. andallother types of signaling items, gear case, the ground connection, ohe fitting, ms chains, heavy structure almirah/racks,rodsangle, top housing, road bar, glude joint, ground connection channel, pipes, lc material, ladders, jali, spring plank,pantographwith or without pneumatic motor, gate, door, brake cylinder, tie bar, fencing, trolley, ms machines etc., tmt barsrods, pulley,rib cage, point machines without motors, wagon body cut piece bogies side frame, machines, sleeper, ms sheet,various typessleeper part, tie bar, fencing bars, i-beam, damaged empty drums, light fittings, rail & rail pieces, ms wires, junklightweight/corroded material consist of toughened sheets, m.s./gi sheets, grease seal, drum, wire, parts of rolling shutter,lightweight cuttings, various damaged and rusty drums filled with coalter, dry paint, mud and dray fo if any of sort andsizes,g.i. buckets, steel buckets baskets, signal lamps, duct, vent pcs., fencing and pipes, wire mesh, stretcher, bicycle,pan,frames, electrical fittings, t.l. fittings, grill- jali, cabinet frames, rack ballast, rusted body and parts of weighingmachine,electronic/electrical material, small rods angle, battery boxes, tool boxes, shovel, rail door handles, main door, footplate,step plates, bench pipes, typewriter g.i. pipes, trolleys, water tank bond, location box with or without their componentandwiring fittings, trolly, different type of ohe bonds of rail and other various ms fabricated structures, break load rings,pins,screw, bolts, spikes, keys, loco parts, stay rods, sleeve for centre pivot, pantograph parts, palm pull rods, lever, axleboxhousings, air motor, springs of pantograph, connecting rods, and other rods, rear cover of axle box housing, etc. longerhanger,spare parts of spt machine, pipe fittings, end shield covers, break beam hangers, brake shoe, vertical lever, suspensionlevers,compressor spares, tension rods bushes, dash pots, collars, vehicle spares, ci items consisting ofrusty and dustydrainage pipe, valve, meter, brake block, pulley, motors body, pipes, plates, d.v, vacuum cylinder chamber, pigirons pieces,signaling box ohe fittings, steel furniture consisting of chairs, tables, g.i. separation sheet, chair , stretcher, beds,ms rack,almira, other types of steel furniture of sorts and sizes, broken, damaged with or without wood, cushions, plastic,mica, foamseat attachment, parts brake liner, thrust bearing, spring, yoke, insulation block hangers, slides, locking rods, partsof pointmachine, a b cover, break head, cylinder head, pcs. of break beam, protective tubes, and other p-way fittings, coupler,knuckles,cp top/bottom, pu pad, narrow/wide jaw adapter, released bulk head components, wagon doors, cutting plate, andassorted cutpieces thereof, fabricated from irsm 44, etc. brake cylinder, cs & ci if any. valve, broken pcs. of bearings, inner and outer raceof bearings, spares of break valve, trolley wheels, clamps, bmbc parts, pump shafts, impellers, tension device parts, fanarmatures, chain sling, rev. centre, hooks, spares of trucks, accessories of transformer, fish plates, hooks, silentblocks, cutpieces of plates, doors, angles, etc., fasteners such as bolts, nuts, and other related misc, etc., with or without, rail,of sorts andsizes with or without parts, fittings, and minor non-ferrous attachments, unserviceable. if any non-ferrous material is found willnot be delivered and retained by the custodian. minor/negligible nf attachment may be allowed. excluding items -rubber/wooden /plastic/ material and shed.

Central Government/Public Sector

CTN :44568751

30 Mar, 2026 NA

Multi City - Gujarat

Tender For auction sale of depot ferrous scrap - 98050114 scrap release all types of railway ferrous material consisting of s&t, p way, works and ohe items c & w items- suchas ms, gi, ci containing signalling units, rods, junction boxes, panels, ms gi structures, ladders, mast, rtu, cb, etc. and allother types of signaling items, gear case, the ground connection, ohe fitting, ms chains, heavy structure almirah/racks, rodsangle, top housing, road bar, glude joint, ground connection channel, pipes, lc material, ladders, jali, spring plank, pantographwith or without pneumatic motor, gate, door, brake cylinder, tie bar, fencing, trolley, ms machines etc., tmt bars rods, pulley,rib cage, point machines without motors, wagon body cut piece bogies side frame, machines, sleeper, ms sheet, various typessleeper part, tie bar, fencing bars, i-beam, damaged empty drums, light fittings, rail & rail pieces, ms wires, junk lightweight/corroded material consist of toughened sheets, m.s./gi sheets, grease seal, drum, wire, parts of rolling shutter, lightweight cuttings, various damaged and rusty drums filled with coalter, dry paint, mud and dray fo if any of sort and sizes,g.i. buckets, steel buckets baskets, signal lamps, duct, vent pcs., fencing and pipes, wire mesh, stretcher, bicycle, pan,frames, electrical fittings, t.l. fittings, grill- jali, cabinet frames, rack ballast, rusted body and parts of weighing machine,electronic/electrical material, small rods angle, battery boxes, tool boxes, shovel, rail door handles, main door, foot plate,step plates, bench pipes, typewriter g.i. pipes, trolleys, water tank bond, location box with or without their component andwiring fittings, trolly, different type of ohe bonds of rail and other various ms fabricated structures, break load rings, pins,screw, bolts, spikes, keys, loco parts, stay rods, sleeve for centre pivot, pantograph parts, palm pull rods, lever, axle boxhousings, air motor, springs of pantograph, connecting rods, and other rods, rear cover of axle box housing, etc. longer hanger,spare parts of spt machine, pipe fittings, end shield covers, break beam hangers, brake shoe, vertical lever, suspension levers,compressor spares, tension rods bushes, dash pots, collars, vehicle spares, ci items consisting ofrusty and dusty drainage pipe, valve, meter, brake block, pulley, motors body, pipes, plates, d.v, vacuum cylinder chamber, pigirons pieces, signaling box ohe fittings, steel furniture consisting of chairs, tables, g.i. separation sheet, chair , stretcher, beds,ms rack, almira, other types of steel furniture of sorts and sizes, broken, damaged with or without wood, cushions, plastic,mica, foam seat attachment, parts brake liner, thrust bearing, spring, yoke, insulation block hangers, slides, locking rods, partsof point machine, a b cover, break head, cylinder head, pcs. of break beam, protective tubes, and other p-way fittings, coupler,knuckles, cp top/bottom, pu pad, narrow/wide jaw adapter, released bulk head components, wagon doors, cutting plate, andassorted cut pieces thereof, fabricated from irsm 44, etc. brake cylinder, cs & ci if any. valve, broken pcs. of bearings, inner and outer race of bearings, spares of break valve, trolley wheels, clamps, bmbc parts, pump shafts, impellers, tension device parts, fan armatures, chain sling, rev. centre, hooks, spares of trucks, accessories of transformer, fish plates, hooks, silentblocks, cut pieces of plates, doors, angles, etc., fasteners such as bolts, nuts, and other related misc, etc., with or without, rail,of sorts and sizes with or without parts, fittings, and minor non-ferrous attachments, unserviceable. if any non-ferrous material is found will not be delivered and retained by the custodian. minor/negligible nf attachment may be allowed. excluding items -rubber/wooden /plastic/ material and shed.

CTN :44430271

27 Mar, 2026 NA

Imphal - Manipur

Tender For supply of hplc isocratic system , vertical electrophoresis unit with power supply , weighing machine , mini centrifuge , vortex shaker , vdrl shaker analogue , peristaltic pump , uv vis beam spectrophotometer , ice cube maker machine , orbital incubator shaker , ultrasonicator waterbath cleaner , micro pipette set , digital ph meter with electrode , weighing balance , single quartz distillation unit with daps , clevenger apparatus , digital soil testing kit , digital flame photometer , ultra flat magnetic stirrer , digital hot air oven , conductivity tds meter with cells , tlc kit , serological water bath , rectangular hot plate with digital pid , rectangular hot plate , heating mantle , incubator , ph meter , vertical electrophoresis unit , insect cabinet , rotary microtome , uv transilluminator , conductivity tds salinity resistivity bench meter , tissue grinder , autoclave vertical , hot air oven, 90 ltrs , bod incubator 112 ltrs , inclined binocular microscope , sliding caliper , spreading caliper blunt knob , spreading caliper pointed knob , anthropometer , tubular craniophor , cubic craniophor , diagraph martin s type , horizontal tracing needle , human skeleton complete set , human skull , measuring tape , skin fold caliper , parallelograph , mollusion craniophor , mandibulometer , segmometer range 3000 mm , digital stadiometer , diaptograph rectangular , palatometer , osteometric table , travelling microscope , sextant height measurement , ballistic galvanometer , desautys bridge with head phone and bridge oscillator , andersons bridge with head phone and bridge oscillator , battery eliminator 12v 5 amp , diffraction grating lines , sodium vapour lamp transformer 35 w , spectrometer with brass scale , michelsons interferometer , digital trainer to study truth tables of flip flops , polarimeter student , plancks constant apparatus , zener diode characteristic apparatus , electronic stop watch , fortins barometer brass parts with wooden case , optical bench 1.5 meter long , viscometer searles pattern , millikans oil drop apparatus , lcr resonance apparatus , laser experimental set-up , platinum resistance thermometer , prismatic compass 100 mm dia , digital theodolite 5 sec with stand , world globe 12 inch, natural , weather maps india , rain gauge , anemometer digital cup type , gps etrex 32x , plane table set , brunton compass, brass heavy type, without tripod stand , dumpy level , ranging rod, 3 meter, 3-fold, metallic, superior quality , survey chain, 20 meter , solar and lunar eclipse apparatus motor driven model , ganongs respirometer , phases of moon motor driven model , day and night motor driven model , range finder, 2-color oled display, pocket laser range finder with slope switch, 1093 yards high accuracy, 6x magnification, rechargeable, pulse vibration , polarizing microscope, binocular , tool makers microscope , microprocessor water and soil analysis kit , kits of rock , fossil kit , soxhlet extraction unit , mini dual vertical electrophoresis unit , water bath rectangular, digital , humidifier

Central Government/Public Sector

CTN :44432710

19 Mar, 2026 NA

Multi City - Tamil Nadu

Tender For auction sale of depot ferrous scrap - cond & u/s engineering ferrous scrap and fabricated items consists of released engineering items such as l.c gate barrier set consisting of lc base, a - frame,drum axle,boom stands winch for lifting barrier, winch wheel, boom support,pedestal frames, released transformer core sheets, transformer covers, rusted angles and chanels, gates, border barriers, ferrous tables and boxes large, stands, ladders, pyramid ladders, ferrous protective boxes, overhead structure stop for railway crossing beams,angles and fittings,steel sleeper, screws, bolt and nuts, trolley wheel, bearing plate, cut rail pieces, gate lamp support, hand trolly wheels, ups and battery stands etc., and other similar items of ferrous tools and plants items in nature and signal items of signal aspects, signal ladder and arrangements,ground lever arrangements,slide, point machine cover, ferrous fabricated materials of ms/ci scrap in nature such as weld mesh, ms duct, anti slip arrangement, earthen bond, galvanized (gi) sheet, ms scrap from pway, ms sheet of various sorts and sizes, cast iron rollers, liner, trolley of various sorts and sizes, trolley wheel & frame, battery fixing iron tray, ms pipe, coach/wagon stand, conveyor belt, ferrous body of auto change over panel, wire mesh, emu coach cut parts, ferrous portion of cab window assembly, sign on iron stand, salary bin, cupboard, structural items, different type of packing channels, ms benches, hydralic rail bender,ferrous portion of window ac plant & water coolers, hand trolley, centrifuge for car body,car body filter, undersling water tank, sand box, flat, trough sheet, coach cut up parts, ms tank, grill gate, bins, roller of shutter, regulator empty box, sliding doors, dolley,platform shelter, engine base rail of demu, collapsible gate, fob fencing, corrugated sheets, rectangular square tube &galvanised sheets, bogie mounted brake beam with composite brake blocks, gi sheets, ms grill gate,grill window &stair case handle,ferrous body of various types of motor, angle and channel fabricated with nut, bolt,ladder,plate,grill, barricade, bolts, nuts, tray under frame, trailer frame, frame, empty bin, ci pipes, doors, side walls, platform pedestal, light post, boxes, rails of various sorts and sizes with/without concrete/brick/mud adhering, enclosures, tank in full/cut pieces, battery tray, ladder, all types of trolley wheels with minor nfs attachments, vrla battery empty container, bed/base plate, fabricated cut rods,gi pipes, angle, plate, platform bench, spring plank, clamps, cabinet, ms grill, sheets, ladder, steel gate, trolley,ms water tank, fire tender tank,roof truss supporting columns,purlins, sand box, fencing, tl rod, vcb panel, train display board, battery stand, boards, tools box, empty regulator &empty battery container, cut rod, hand rail, fabricated post/pipe/rod, strips, hoods, impellor, base plates, meshes, battery box frame, grs box, control panel, fan down rod, ac window covers ,angle / channels with/without rails, angle of tld, rack, s&t panels, main switch panel board w/o nfs attachments, ebc & rbc frame &enclosure,emu sliding door, high beam, silencer, , garden light post, empty battery container, stretcher, cupboard, dust bin, iron step, empty rotary junction box, empty regulator box, iron metal box, air reserviour compressor cylinder of varous sorts & sizes, garden light post, stand, gi/ms window of fabricated nature of sorts and sizes full/broken with/without other fs/ci/gi fittings. pl.no. 98050126. custodian: cdms-rsf-gsd-per. location: 14th pathway rhs. note: 1) cutting is permitted to lorry loadable size only. 2) if any non-ferrous materials found should be handed over to custodian.3) jcb/crane loading is permitted.

Central Government/Public Sector

CTN :44415361

19 Mar, 2026 NA

Multi City - Maharashtra

Tender For auction sale of depot ferrous scrap - .scrap and unserviceable condemned mix m.s. coach cutting items & various types of similar items such as , body side door m.s., p.o.h. coaches realised corroded pieces,air brake,clamp,pipe pin,m.s. door of battery box ,m.s.ventilation door,foot plate,ice box,m.s. spring,m.s. angle,and m.s. lader with rubber coating,coach cuttings, coach doors , seat frames , bearth/seat frames, light head stock cuttings, train lighting fittings,, side lamps lamp hand signal, fittings, tail lamp fittings, cft/tl light fittings, ictp/ icfp empty swich boxes tail lamps, tube light fittings, tube light jali, fan blades, fan jali, fan guards fan ribs, fan rings, empty power pannels, signal platform, destination board, valley board, letter board,ms signal base, loc, inercooler, nut bolts and other hardwares, m s furniture.m s wheel stand,window grill, ms measuring cans, tins, racks, break pipes, silencer of tower wagon, dust bin, ms pipe and cut pcs. of ms pipes, rods, ms bars released from broken constructin, compressor spring, wire /coil springs, ms rope wire, pcs. of brake beam pipes, stands, m s ferrous light junk kachra related scrap i.e ms angles, chanels, flats pcs. of cable racks/laders ms brackets , dust bin stand , tin fuse box, fire extinguisher, empty glow sign boards, empty electrical pannel, ms stand, oven, earthing patti, empty cable tray, fly catcher, galvanized patra / sheet and their cut offs,cut pieces of ms cupboards,rack etc , plain/ corrugated / toughened sheets and its cut pcs. such as strips, patties, patties, patra, rings, coils, boxes, ms brake control cover, patra, angle, small springs, pins, wire , electric point , shunt signal unit and post. signal ladder , location box, earth electrode , signal post and base , signal unit, point roddings , junction route indicator and cut pieces in mijscellaneous, coil, collapsible doors and shutters and their parts/cut offs, grills , channel grills, compound /bridge jali with or without frame, ms fencing and their parts, fencing patties, angle pcs., frames,wire mesh, g.i./ms pipes and tubes , tubes and their cut pcs, damaged gi/ ms pipes/ rods/tubes and their pcs. , ms/galvanised boxes, junction box, switch boxes, empty convertor, payary (steps), filters, rings, nut bolts, u clips, pipe pin, gate m/c dismentled, liquid container, damaged video boxes and their cut offs, crt cabinet, location boxes , jumper, jumper box,ground connections , basket steel, water cane/ material carring trolley,steel baskets, containers, trays, frames, stretchers, nets/ jali , released ground connection, halogen, panto pans, compressor spares, dust guard, air filters and filter covers, ms/gi duct and its parts,insulating armature of signal cable, hand lamps, side lamps, signal lamps petromax, hs lamp, clamps, signal post,signal platform, signal base, ms/ gi wire/ coil, funnels, wall protectors, boxes, iron bar pcs released from broken construction , desmantelled weighing machines parts/ covers etc. ms pipe with or without ci attachment, bins, plates, rings, spares/ parts /body of weighing machine , platform weighing machine and its parts, pressure switches and other switches , signal parts, location boxes,panel board,fuse box,mdb board,pedestial for lc gate and their cut parts and other ferrous miscellaneous scrap items with or without minor nf/ss/ wooden / rubber / rexine attachments of sorts and sizes, broken and damaged, u/s for rly. use, excluding items: rail and rail pcs., axles and axle pcs., wheel tyre and pcs., cam shafts, helical springs, bolster springs, buffer plungers, face plates, axle box housings/ casings, brake beams, fish plates, screw couplings/draw bar hooks, break beams, reservoir tanks, st sleepers and other various types of similar ms items etc. note: 1. hammering/ pressing/ cutting is permitted for easy loading only, 2. if found any non-ferrous item will not be delivered (qty approx

State Government

CTN :44419896

20 Mar, 2026 NA

Kolkata - West Bengal

Tender For purchase of newton's ring apparatus ,spectrometer 7 inch 20 sec ,sodium vapour lamp power supply ,sodium vapour lamp ,student diffraction grating (imported) 2500 lpi

CTN :44262454

16 Mar, 2026 NA

Dediapada - Gujarat

Tender For supply of carey foster bridge , hysteresis curve of a magnetic material only board , ketters pendulum , lees disc apparatus for finding conductivity , resonance pendulum , newtons law of cooling , koenig method , coupled amplifier only circuit board , spectrometer regular , sodium vapour lamp with the setup , diffraction grating only grating , fabry perot interferometer system only fabry perot apparatus , light set up , dielectric constant , energy band gap using thermistor , meter bridge experiment , operation amplifier only circuit board , wien bridge oscillator using opamp only circuit board , phase shift oscillator using opamp only circuit board , tangent galvanometer , centrifuge , weighing scale , oven , funnel , volumetric pipettes plastic , volumetric pipettes glass , serological pipettes , test tube rack , petri dishes , ammonium chloride 1000g , zinc dust 500g , ammonium molybdate 250g , sodium cobaltinitrite 250g , ethanol 10 litre , starch solution 500ml , silver nitrate n 10 1000ml , buffer solution 4 7 9 250ml , ninhydrin 100g , sodium bicarbonate 1000g , barium nitrate 500g , sodium thiosulphate 1000g , charcoal dust 250g , potassium pyroantimonate 500g , ferrosulphide stick 2kg , picric acid 250g , bromine water 250ml , iodine water n10 1000ml , ammonium acetate 500g , ammonium bromide 500g , calcium sulphate 500g , disodium hydrogen phosphate 500g , lead acetate 500g , lead nitrate 500g , manganese dioxide 500g , phenolphthalein 500ml , potassium ferrocyanide 500gm , sodium nitroprusside 250gm , pottasium chloride 1000gm , nitrobenzene 500ml , sodium nitrite 500gm , ammonium carbonate 500gm , tin metal 100gm , pottasium persulphate 1000gm , pottasium bromate 500gm , spirit lamp 100ml , eriochrome black t 100gm , pottasium iodide 250gm , reagent bottle glass 500ml , test tube box , sodium fusion tube , capilary tube , blotting paper , ruff filter paper packet , tissue paper packet , evaporating dish 80ml , fast sulphon black f 50gm , asbestos pade 5 6 inch , potentiometer equip tronics bsc chemistry , pottasium nitrite 250gm , test tube holder with wooden handle , starch paper 100 leaves pkt , pipette 10 ml transfer with bulb , whatmann paper 41 and 42 packet , turmeric paper 100 leaves packet , chromatography strip 100 strip 2 x 10 inch , oven b. sc chemistry paper chromatography , platinum wire flame test , burette clamp , boss clamp , vinegar 500gm , pottasium hydrogen phosphate 250gm , salicylic acid 500gm , ph paper 100 leave , carbolic acid phenol 500 ml , n butanol 1 liter , kerosin 500 ml , lead sulphate 250 gm , benzene 500 ml , barium phosphate 250 gm , xylene 500 ml , sodium hydrogen sulphate 250 gm , methyle salysilete 250 ml , magnesium phosphate 250 gm , stopwatch , mustard oil 300 ml coconut oil 300 ml edible oil 300 ml , sugar 500 gm , pair of tounge , ceratium , entamoeba , polystomella , plasmodium , opalia , balantidium , leucosolenia , euspongia , obelia , millipora , valella , rhizostoma , tubipora , alcyonium , cerianthus , pennatula , adomsia , bipatium , opisthorchis , trichinella , woucheria , sabella , serpula , acanthobdella , arenicola , ciona , doliolum , salpa , bdelostoma , sphyma skates , harpodon , clarium , eel , tetradon , flute fish , amphiuma , alytes , astropecten , strongylocentrotus , holothuria , sacculina , dragon fly , ear-wig , mosquito , oyster , doris , cyprea , loligo , saccoglossus , sphygmomanometer type of mercurial sphygmomanometer , filter paper , human skeleton , //bid details2 / 99needle 26 , gloves , stopwatch , micropipette , fructose , alcohol , starch , iodine , acetone

Central Government/Public Sector

CTN :44280131

12 Mar, 2026 97.6 Thousand

South Andaman - Andaman And Nicobar Islands

Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - icgs vijit; h664 01 in no washroom partition bulkhead deteriorated and perished partition bulkhead to be renewed dimension 2500mmx900mm thickness 12mm mat marine plywoo..,repair, maintenance, and installation of plant/ systems/equipments (version 2) - icgs vijit; h667 bleach tank for stp deteriorated and deformed tank to be renewed as per sample size 960mmx560mmx350mm mat fibre; service provider,repair, maintenance, and installation of plant/ systems/equipments (version 2) - icgs vijit; h 668 ventilation trunking grill deteriorated and broken at ahu no2 grill to be renewed as per sample size 400mmx200mm mat ss wire mesh; service provider,repair, maintenance, and installation of plant/ systems/equipments (version 2) - icgs vijit; h 669 ru locker top cover deteriorated and broken at shipwright store cover to be renewed as per sample mat plywood and sunmica size 1300mmx1000mm thickness ..

State Government

CTN :44163225

16 Mar, 2026 NA

Anantnag - Jammu And Kashmir

Tender For supply of wooden door with chowkat complete 4feetx7feet,wooden door with mesh 4feetx7feet,wooden door kitlam 4feetx7feet,floor tiles,sand,gravel bajri,cement 50 kg bag,chemical for tiles,white cement,plywood 4feetx8feet19 mm,plywood 4feetx8feet 06 mm,teak 4feetx8feet,sink mixer,wooden floor,nails 2 1 by2, 5inch,sr adehesive,paper tape,blade cutter cd,wooden beeding,pvc ceiling,pvc wall panelling,pvc l beeding,sand paper regmall,dyer channel,dyer handle,lock,paint black,metal primer,woode priner,paitn brown,ttt oil,brush 3inch,wire 1 mm 90 mtrs coil,wire 1.5 mm 90 mtrs coil,wire 2.5 mm 90 mtrs coil,ceiling light 12 watt,led bulb 9 watt,top 16 amp,switch 6 amp,switch 16 amp,socket 06 amp,socket 16 amp,indicator,8 way modular plate,4 way modular plate,3 way modular plate,blank switch,change over 32 amp manual,rawal plug,dray wall screw 1inch 1.5inch,fan dimmer,tape roll,hollow iron pipes 4 inchx4inchx12feet,hollow iron pipes 2inch x2inchx12feet,iron tress,iron grill,pvc fibre sheet,3 pin top 16 amp,saddle 20 mm,curtain br

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