Tender For supply of plastic cover for calling on signal unit cover open from front & bottom side of uv protectedblackpolythene sheet of 150 micron thickness of size 300mm x 300mm x 190mm and back side 50mm corner to corner white diagonal mark of silver color of 100 micron thickness. cover to be provided with suitable nylon rope of 5mm dia and 1.5 meter length. [ warranty period: 30 months after the date of delivery ]]
Tender For supply of 16 a, 1 way, modular switch (1m), having rated voltage 250 v ac, 50 hz, flush typemounting, material- fire-retardant (fr) and uv-stabilized, high-grade polycarbonate (pc), silver-plated copper contacts, ip-20 protection, isi marked, confirming to is 3854:2023. make/brand-anchor, havells, gm modular, goldmedal, pressfit, legrand, schneider electric, wipro, pm cona. [ warranty period: 30 months after the date of delivery ] ]
Tender For supply and delivery of chemicals and glassware for the 15 (fifteen) nos. laboratories in the district of south 24 parganas under alipore division, p.h.e. dte. for the period of 180 (one hundred eighty) days. (2nd call) - glassware & other things required for 15 laboratories of alipore south 24 paganas district for 6 monthsample bottle(pbc)(200ml), sterile sample bottle(tarsons)(100ml), aluminium foil 9mt- hindalco/equivalent, tissue paper (medium)- 2x21mt, nitrile gloves(7.6")(100ps), zinc cutter, lighter for mft, lab aprone superior quality,xl size, mask (pollution mask acid fume protected), lab shoe (pair), first aid kit comprises of absorbent cotton (100gms), antiseptic liquid(1no), leucoplast, t-bact/ silverx/similar(10gm),scissors, starile cotton gauge(5 nos), tobe supplied with in covered box, bacteriologychromogenic coliform agar, for simulteneous determination & count of escherichia coli and total coliforms in water samples as per iso 9308-1:2014, 100 gm pack, consumables for bacteriological analysis by mf technique, membrane filter- cellulose nitrate, sterile- individually packed, white membrane, gridded, 47mm dia, 0.45 micron porosity, pack of 100 circles, consumables for bacteriological analysis by mf technique, radiation sterilie plate 15x60mm, 250 nos a pack, total hardnessedta n/50 solution, for total hardness analysis (500ml/pack) 500 ml pack, ammonia buffer solution for total hardness analysis (500ml/pack), phph buffers - 25 c : clear, colourless ph buffer solutions. tested at 25 c and certified by iso 17025 accredited test method. nist/metrological traceable, ph: 4.00 0.01@25 c in 500 ml, ph buffers - 25 c : clear, colourless ph buffer solutions. tested at 25 c and certified by iso 17025 accredited test method. nist/metrological traceable, ph: 7.00 0.01@25 c in 500 ml, ph buffers - 25 c : clear, colourless ph buffer solutions. tested at 25 c and certified by iso 17025 accredited test method. nist/metrological traceable, ph: 10.00 0.01@25 c in 500 ml, conductivity & tdssupply of conductivity/tds standard-25˚c certified by iso 17025 accredited test method, nist traceable 1431us/cm at 25˚c in 500 ml botttles, ironreagent suitable for spectrophotometric analysis of iron in potable water, min range 0.02-3.00 mg/l soluble iron (1000 tests/pack), iron standard solution 1000 mg/l traceable to srm from nist traceable (125 ml/pack), manganesereagent suitable for spectrophotometric analysis of manganese in potable water min range: 0.01-0.7 mg/l of manganese, (250tests/pack), manganese standard solution traceable to srm from nist traceable (125 ml/pack), residual cisupply, delivery demonstration of residual chlorine kit complete with comparator box with continuous colour scale disc for residual chlorine & total chlorine analysis, range/graduation: 0/0.2/0.4/0.6/0.8/1.011.211.4/1.6/1.8/2.012.5/3.0/3.5/4.0, . to besupplied with unbreakable cells, frosted on two sides 13.5 mm path length, volume 10 ml, with lid, easily dispersible dpd tablet for residual chlorine- 530nos & dpd tablet! for total chlorine-30 nos, tablet crusher, carrying box, operating manual. total residual chlorine test should not be less than 530 tests.delivery & demonstration to be made at different places of west bengal as perdirection of engineer- in-charge. make: lovibond|merck, dpd tablet for residual chlorine, easily dispersible, suitable for comparometric determination, pack of 250 tabs, arsenichydrochloric acid min: 36.5%, analytical quality & acs grade, arsenic content: 0.01 ppm max. (500ml/pack), tin (ii) chloride dihydrate analytical quality solubility: 10% solution in dil. hcl should be clear & assay: min. 99.00%, (100gm/pack), zinc granules (arsenic free, as content: 0.00001% max) (500gm/pack), silver diethyldithiocarbamate for arsenic analysis, acs grade assay: 99% min (5 gm/pack), chloroform analytical quality, dry solvent, water content maximum: 0.01% max (500 ml/pack), arsenic standard solution traceable to s
Tender For supply of plastic cover for 4-aspect signal unit cover operated from front side and bottom side and made of black polythenesheetof100micronthicknesssizeof 1700mmx460mmx205mm and back side 75mm wide corner to corner diagonal mark of silver color of 100-micron thickness to provide total up cover with a signal unit suitable nylon rope of 5mm dia and 4meterlength to be provided on front size and of 1.5meter length at the center. sample to be approved before delivery [ warranty period: 6 months after the date of delivery ] ]
Tender For purchase of ac material for day to day maintenance of split & window ac's in mdu - capacitor 4 mfd make; epcos/ gc/tibcon, running capacitor aluminium cap 45 mfd make; epcos/gc/tibcon, silver coated copper thimble 32 amp. (100 piece in one packet), pencil valve copper 1/4", refilling of nitrogen gas in existing cylinder provided by the department (capacity of existing cylinder is 7 cubic metre), refilling of oxygen gas in existing cylinder provided by the department (capacity of existing cylinder is 7 cubic metre), lpg can portable gas cartridge, drain pipe pvc flexible (length 6 feet each), ms 25 mm saddle (1"), pvc 25 mm tee (1") make prince, teflon tape make; 3 m, 5 ampere contactor single phase, split ac outdoor stand, fastners for split ac outdoor 8 mm, four core wire 2.5 sqmm make; havells, polycab, rr, plaza, welding rod copper etc....