Tender For supply of (1) whatman filter paper, cat. no. 40 (ashless), diameter 110 mm, 100 circles/packet, ash content = 0.007%, medium flow rate, acid-hardened, meeting iso 3310/1 specifications, ideal for quantitative analysis and gravimetric work.(2) whatman filter paper, cat. no. 41 (ashless), diameter 110 mm, 100 circles/packet, ash content = 0.007%, fast flow rate, acid-hardened, conforming to iso 3310/1 specifications, suitable for quantitative analysis and rapid filtration in gravimetric procedures.(3) glass funnel, 75 mm diameter, borosilicate glass 3.3 (borosil or equivalent), class a, with plain stem, smooth finish, high chemical and thermal resistance, and autoclavable for accurate laboratory applications.(4) beaker, 500 ml capacity, borosilicate glass 3.3 (borosil or equivalent), with graduated markings and precision-formed pouring spout for accurate liquid handling. clear, autoclavable, chemical-resistant, and supplied crack-free for reliable laboratory use..(5) xylene (ar grade), conforming to is 3361:1979, assay = 99%, supplied in 500 ml amber glass bottle with leak-proof cap, clear liquid free from suspended matter, meeting analytical reagent specifications for laboratory use.(6) glass funnel, 100 mm diameter, borosilicate glass 3.3 (borosil or equivalent), class a, with plain stem, smooth finish, high chemical and thermal resistance, and autoclavable for precise laboratory use.
Tender For extension of 600m pvc pipe line and 04 nos of new spout and repairing of 15 nos of spout chamber and repairing of leakages in rcc pipe line at pratapnagar (e) major r.l.i scheme under bongaon block under bongaon-i (a-m) sd under barasat (a-m) divn
Tender For extension of 360m pvc pipe line and 02 nos of new spout and repairing of 12 nos of spout chamber and repairing of leakages in rcc pipe line at madhabpur-i (e) major r.l.i scheme under bongaon block under bongaon-i (a-m) sd under barasat (a-m) divn
Tender For extension of 330m pvc pipe line and 03 nos of new spout and repairing of 14 nos of spout chamber and repairing of leakages in rcc pipe line at beripurbapara (e) major r.l.i scheme under gaighata block under bongaon-i (a-m) sd under barasat (a-m) divn
Tender For supply of laboratory glassware c c - stopper nabl certified class a , measuring cylinder 100ml with stopper nabl certified class a , measuring cylinder 500ml with stopper nabl certified class a , measuring cylinder 1000ml with stopper nabl certified class a , borosilicate petridish 100x17mm with is 2626 , borosilicate petridish 200x20mm with is 2626 , density hydrometer1.00 to 1.05 , density hydrometer1.05 to 1.10 , hydro meter , hydrometer sedimentation cylinder , iodine flask with stopper 250ml , iodine flask with stopper 500ml , le chatliers flask , magnetic needle , thermo meter ip 64 c , glass thermometer ip 5c , evaporating dish borosilicate 3.3 glass with spout , non-bleeding ph indicator strips range 0-14 , sintered gooch g3 crucible borosilicate , sintered gooch g4 crucible borosilicate , silica crucible with lid , specific gravity bottle with capillary bore 2ml , specific gravity bottle with capillary bore 5ml , specific gravity bottle with capillary bore 25ml , specific gravity bottle with capillary bore 50ml , spatula , wash bottle hdpe , aluminium casted epoxy coated clamp boss head clamp , watch glass 75 mm , 150 mm watch glass , dean stark assembly , complete soxhlet100ml , soxhlet complete with allihn condenser interchangeable joint, 1000ml , soxhlet complete with allihn condenser interchangeable joint, 2000ml , sample tubes borosilicate glass with screw cap 30ml , flask distillation 125 ml with side arm as per astm d-86 spec , sieve brass , borosilicate desiccators , thermometer ip83c , nabl certified class a standard measuring flask 25ml , nabl certified class a standard measuring flask 50ml , nabl certified class a standard measuring flask 100ml , nabl certified class a standard measuring flask 250ml , nabl certified class a standard measuring flask 500ml , nabl certified class a standard measuring flask 1000ml , measuring cylinder 500ml with beak nabl certified class a , weighing bottles 60ml reagent bottle with glass stopper 500ml, reagent bottle with glass stopper 1000ml, reagent bottle with glass stopper 2000ml, low form glass beaker with spout 25ml, low form glass beaker without spout 50ml, graduated glass beaker with spout 50ml, graduated glass beaker with spout 100ml, graduated glass beaker with spout 150ml, graduated glass beaker with spout 250ml, graduated glass beaker with spout 500ml, burette stand with adjustable polypropylene clamp, class a burette with ptfe stopcock 25ml, class a burette with ptfe stopcock 100ml, class a burette with ptfe stopcock 50ml, mohr pipette 1ml nabl certified class a, mohr pipette 2ml nabl certified class a, mohr pipette 5ml nabl certified class a, pipette blub type nabl certified class a 20ml, pipette blub type nabl certified class a 10ml, pipette blub type nabl certified class a 25ml, pipette blub type nabl certified class a 50ml, reflux coiled condenser complies with is 6052, pipette rack horizontal polypropylene, erlenmeyer flask wih rim 100ml with isi mark, erlenmeyer flask wih rim 250ml with isi mark, erlenmeyer flask wih rim 500ml with isi mark, flat bottomed flask b19/26 250ml, flat bottomed flask b19/26 joint 500ml, glass dropper with rubber bulb, class b glass funnel long stem 75mm dia, class b glass funnel short stem 75mm dia, //bid details 2 / 64
Tender For supply of procurement of spares for ece make circuit breaker c c > f> f -shunt trip coil assy part no 1650ts or equivalent , heavy duty earth leakage relay wth leakage display, time lag facility and cbct part no ea6641 or equivalent , idmt relay complete with 2 over current and earth fault or high set part no ea6561 or equivalent , carriage asslembly part no bd5550 or equivalent , guide pin small part no pd3597 or equivalent , guide pin big part no pd4043 or equivalent , isolating spout assy with nylon shroud part no bc9977 or equivalent , interlock assembly part no bd4861 or equivalent , high speed tripping relay part no ea6890 or equivalent , under and over voltage relay. part no ea6591 or equivalent , complete wiring set for ocb ece part no bd5988 or equivalent , power pack unit 110v dc part no bd5999 or equivalent , operating mechanism complete set part no bd4911 or equivalent , jaw contact assembly set part no bd4050 or equivalent , partition plate assembly part no bd5255 or equivalent , assorted hardware bd9295 tray 16 part no bd9295 or equivalent , rod holder assembly part no bd4921 or equivalent , push trip assembly part no bd4920 or equivalent , moving contact assembly part no bd5551 or equivalent , fixed contact assembly 400a part no bd4510 or equivalent , earting bar contact part no bd8810 or equivalent , instrument chamber box complete with internal wiring part no bdw7771 or equivalent , ocb rasing and lowering handle part no bd4718 or equivalent , cartridge fuse 2a part no bd5412 or equivalent , lt fuse with base part no bd4443 or equivalent ) /bid number : gem/2025/b/6816822 * /dated: 21-11-2025 & & / bid document 1 / 26
Tender For supply of glassware - reagent bottles wide mouth with screw cap square , test tubes without rim , glass l shaped spreader , erlenmeyer conical flask with screw cap , tall form beaker without spout
Tender For supply of procurement of spares for 11 kv switchgear schneider make at hurl gkp d d -vcb pix type 11v breaker , vcb 630a 11kv with pt pix rof schneider , vcb 1250a 11kv with pt pix rof schneider , fixed contact 11kv 1250a vcb r and b ph , fixed contact 11kv 1250a vcb y ph , fixed contact 11kv 630a vcb r y and b ph , bkr support insulator with spring 1250a , bkr support insulator with spring 630a v , isolating contact flat type vcb pix type , bkr control plug cable and socket , bkr control plug contact pin vcb 11kv , vcb operating mechanism w-o coil and motor , jumper r ph busbar to circuit spout , jumper y ph busbar to circuit spout , jumper b ph busbar to circuit spout , busbar jumper r phase pix type vcb , busbar jumper y phase pix type vcb , busbar jumper b phase pix type vcb , circuit spout with complete 1250a vcb , circuit spout with complete assembly , potential trafo 11kv 1250a vcb hvx pix , spring charge motor 220vdc vcb schneider , breaker close coil 220vdc vcb schneider , breaker trip coil 220vdc vcb schneider , breaker auxiliary switch , breaker shutter schneider pix type vcb , motor cut-off switch part no spk0009-03