36243134
bids are invited for science items lab science items 1 rubber tubing coil ( 10meters ) extra soft superior quality , 6mm ( for burettes ) . 1 2 beaker graduated, ‘b.g.’, 250ml 3 3 beaker graduated, ‘polylab’, 250ml 3 4 measuring cylinders, ‘polylab’, 100ml 1 5 ammeter ( edm 80 ) square dial, moving coil, dc with desk stand range 0 1.5amp 1 6 wooden block with hook, rectangular, size 100x75x15mm. 1 7 bob with hook ( used in simple pendulum experiment ) , brass, dia 12mm. 2 8 bob with hook ( used in simple pendulum experiment ) , brass, dia 18mm. 2 9 bob set of 6 metals ( with hook ) , ( brass, alu minium, copper, zinc, iron & lead ) , dia, 18mm 1 10 constantan wire / resistance wire ( 100gm ) . 1 11 lens ( exact focal length ) dia 2” 4 12 lens ( exact focal length ) dia 2” 4 13 convex mirror, f.l.15cm, dia 50mm 4 14 concave mirror, f.l.15cm, dia 50mm 4 15 copper wire ( dcc wire ) double cotton cov ered for connections, 500gm. 1 16 cylinder solid ( metal ) , 38mm, aluminium 1 17 galvanometer, ( dc with stand ) 30 0 30, edm 80, ( square ) 1 18 glass prism; equilateral 60x60x60º, 50mm ( superior quality ) 4 19 glass slab ( english glass ) , 75x50x18 mm. 2 20 glass slab ( english glass ) , 100x60x18 mm. 2 21 hook’s law apparatus, with weights, big size. 1 22 iron stand ( with clamp & boss head ) , 7x5” sheet metal ( retort stand ) , superior quality with dipress clamp & bosshead 1 23 iron stand with optical pin & bosshead 1 24 lens holder, wooden ‘v’ shaped 2 25 meter scale, one meter, superior quality ( wooden ) 1 26 meter scale, half meter, superior quality ( wooden ) 1 27 mirror strip holder, wooden cube with slot to hold mirror strip. 1 28 mirror strip, 4’x1’, with plastic stand. 2 29 multimeter, digital ( imported ) superior quality. 1 30 parallelogram apparatus ( gravesand apparatus ) provided with three slotted weights of 250gms & two z pulley, stand type ( wooden ) provided with three slotted weights of 250gms & two z pulley, stand type ( wooden ) 1 31 plug key, one way with ½” brass block, supe rior quality 1 32 plug key, two way with ½” brass block, supe rior quality 1 33 resistance box, ( brass ) plug type; constantan coil, 1 / 2” brass block, teak wood case ( deluxe quality ) , 1 to 500 ohm. 1 34 resonance apparatus with 25mm s.s. pipe. 1 35 rheostat ( brass rod ) , 4.3cm dia tube, length 15cms, 50 ohms, 1.6 amps 1 36 rising table ( complete ) with capillary tube clamp & side rod attachment used in experiment :surface tension of liquid by capillary rise method 1 37 rubber pad. 2 38 searle’s apparatus ( young modulus ) , brass 1 39 wall mount for searle’s apparatus ( young modulus ) 1 40 simple pendulum apparatus, stand type 1 41 slotted weight ( with hanger ) , ( iron black painted ) , cap. 2.5kg ; 5x500gm 1 42 slotted weight ( with hanger ) , ( iron chrome plated ) , 500gm ; 5x100gm 1 43 electromagnet with transformer for sonometer 1 44 spherometer, brass, single disc 1 / 100mm “superior” 1 45 spirit level, 2” brass. 1 46 spring balance, tubular acrylic 100gm 2 47 spring balance, tubular acrylic 500gm 2 48 steel wire ( 100gm ) . 1 49 stop clock, metal body ( 60min. ) smith type, fly back action 1 50 thermometer ( 30cm length ) , 10 to 110c, mercury 2 51 tunning fork ( set of 8 ) , in thermocole box, superior quality 1 52 vernier calliper, wheel type, 12 cm, stain less steel. 2 53 viscosity apparatus ( stoke’s law ) 1 meter tube of 35mm dia to fit in provided metal stand ( without liquid ) provided with graduat ed acrylic tube ( unbreakable ) 1 54 voltmeter ( edm 80 ) square dial, dc, range 3 volt 1 55 voltmeter ( edm 80 ) square dial, dc, range 5 volt 1 56 weight box ( physical ) , brass c.p., 1gm to 200gm. 1 57 screw gauge ( micrometer ) , stainless steel rod, 20mm. 2 58 white screen, wooden. 2 59 rubber cork for hypsometer 2 60 wire cutter. 1 61 board pin packet. 1 62 paper pin packet. 1 63 cotton thread ( roll ) . 1 64 glass mirror plate, 10cm x 10cm 2 65 lycopodium powder, 100gm 1 66 ammonium chloride 99%, 500 gm 1 67 cupric sulphate ( copper sulphate ) 98.5%, 500 gm 1 68 glycerine ( glycerol ) 98%, 500 ml 1 69 educational raxine charts ( size 75x100cm ) ; physics: mechanics ( white raxine ) , newton’s laws of motion 1 70 educational raxine charts ( size 75x100cm ) ; physics: modern physics ( white raxine ) , photoelectric effect 1 71 educational raxine charts ( size 75x100cm ) ; physics: electricity & magnetism ( white raxine ) , electro magnetic induction 1 72 perchment paper ( book of 100 lvs ) 1 73 watch glass dia 3” ( superior quality per dozen ) 1 74 burette brush ( nylon ) . 1 75 burette stand with clamp ( metallic ) , superior quality ( sheet metal ) adjustable base 7”x5”x24”. 1 76 charcoal block ( 4”x1” per dozen ) . 1 77 china dish ( porcelain ) ; dia 4”. 1 78 chromatography paper sheet. 2 79 chromatography jar apparatus, ( size 10”x3” ) 1 80 crucible tong ( stainless steel ) , 6” 2 81 filter paper pkt; dia 12.5cm ( machine made fine quality ) . 1 82 funnel stand ( wooden ) . 1 83 glass stirrer 12” 2 84 ignition tube ( pk. of 5 grs. ) superior quality. 1 85 ph meter ( pen type ) , imported 1 86 spatula s.s. ( spoon type ) , 6”, heavy quality 1 87 spirit lamp ( 100ml ) , brass 1 88 test tube ( borosilicate glass ) hard glass, 15x125mm, 10ml. pk of 100 1 89 test tube hard glass, 25x150mm pk of 50 1 90 test tube brush ( nylon ) superior quality. 1 91 test tube holder ( wooden handle ) , iron chrome plated, superior quality 2 92 test tube stand ( wooden ) , 6 hole 2 93 tripod stand, 6” ( heavy quality ) 2 94 reagent bottle ( narrow mouth ) , ‘b.g.’, 2 95 beaker graduated, ‘b.g.’, 100ml 1 96 beaker graduated, ‘b.g.’, 250ml 1 97 beaker graduated, ‘b.g.’, 500ml 1 98 flask conical, ‘b.g.’, 100ml 1 99 flask conical, ‘b.g.’, 250ml 1 100 funnel, ‘b.g.’, 75mm 2 101 measuring cylinder ( round base ) b.g, with out stopper, 100ml 2 102 pipette graduated, ‘b.g.’, 10ml 1 103 pipette graduated, ‘b.g.’, 25ml. 1 104 volumetric flask ( measuring flask ) , ‘b.g.’, 1 105 volumetric flask ( measuring flask ) , ‘b.g.’, 1 106 weighing bottle, 30 x 60mm, ‘b.g.’, 25ml 1 107 pipette stand horizontal for 12 pipette ‘polylab’ 1 108 test tube stand ‘polylab’ 6 hole 1 109 wash bottles ‘polylab’, 250ml 1 110 rubber cone for filter flask & buchner funnel setup, suitable for 250ml & 500ml flask 1 111 rubber cork ( extra soft ) superior quality, size no. 9, top dia ( mm ) 28, bottom dia ( mm ) 21.5 1 112 beaker tong, 12” ( stainless steel ) 1 113 flask tong, 12” s.s 1 114 copper wire ( dcc wire ) double cotton cov ered for connections, 100gm. 1 115 thermometer ( 30cm length ) , 10 to 110c, 1 116 voltmeter ( edm 80 ) square dial, dc, range 1 117 zinc rod ( with terminal, dia 9mm ) . 1 118 dropper glass with teat, rubber teat, 6” 2 119 magnesium ribbon, 25gm 1 120 litmus blue indicator paper, 100 is 1 121 litmus red indicator paper, 100 is 1 122 indicator paper ph 1 14 ( full range ) , 200 is 1 123 ph colour chart ( polyart ) 70x100cm. 1 124 copper metal turnings 99%, 100 gm 1 125 aluminium hydroxide powder ( al2o3 content 47% ) , 250 gm 1 126 aluminium chloride anhydrous 98%, 250 gm 1 127 calcium carbonate 98%, 500 gm 1 128 calcium chloride fused 90%, 500 gm 1 129 calcium nitrate 98%, 500 gm 1 130 calcium hydroxide 95%, 500 gm 1 131 human eye, eye model on stand 1 132 human heart, jumbo human heart on base ( 4 parts dissectible ) 1 133 human reproductive system female, 1 134 human reproductive system male, model 1 135 flower model, model on stand ( superior ) 1 136 meiosis, on board, 10”x15”. 1 137 mitosis, on board, 10”x15”. 1 138 human excretory system, model on stand ( superior ) dissectible 1 139 coverslip, ( pk. of 10gm ) , 18mm, round 4 140 forceps ( stainless steel ) , 5” blunt / pointed 30 141 dissecting microscope, brass parts, superi or quality ( in thermocole box ) 1 142 plain slide, size 75x25mm glass, thickness 2 143 scissor ( stainless steel ) , 4” pointed 2 144 watch glass dia 3” ( superior quality per dozen ) 2 145 prepared slide for microscope, plant tissue: parenchyma 1 146 prepared slide for microscope, tissue: collenchyma 1 147 prepared slide for microscope, plant tissue: sclerenchyma 1 148 prepared slide for microscope, plant tissue: xylem 1 149 prepared slide for microscope, plant tissue: phloem 1 150 prepared slide for microscope, plant tissue: dicot stem 1 151 prepared slide for microscope, plant tissue: dicot root 1 152 prepared slide for microscope, plant tissue: dicot leaf 1 153 prepared slide for microscope, plant tissue: monocot root 1 154 prepared slide for microscope, plant tissue: monocot leaf 1 155 prepared slide for microscope, plant tissue: fern 1 156 prepared slide for microscope, plant tissue: chlorella 1 157 prepared slide for microscope, plant tissue: spirogyra 1 158 prepared slide for microscope, plant tissue: lichen 1 159 prepared slide for microscope, plant tissue: rhizopus 1 160 prepared slide for microscope, animal tissue: animal cell 1 161 prepared slide for microscope, animal tissue: bacteria 1 162 prepared slide for microscope, animal tissue: nerve cel 1 163 prepared slide for microscope, animal tissue: muscle: cardiac 1 164 prepared slide for microscope, animal tissue: muscle: striated 1 165 prepared slide for microscope, animal tissue: muscle: unstraited 1 166 prepared slide for microscope, animal tissue: muscle: smooth muscle 1 167 prepared slide for microscope, animal tissue: mammal: heart 1 168 prepared slide for microscope, animal tissue: mammal: ovary 1 169 prepared slide for microscope, animal tissue: mammal: testis 1 170 prepared slide for microscope, animal 1 171 prepared slide for microscope, animal tissue: mammal: artery 1 172 prepared slide for microscope, animal tissue: mammal: vein 1 173 prepared slide for microscope, animal tissue: mammal: liver 1 174 prepared slide for microscope, animal tissue: ascaris male 1 175 prepared slide for microscope, slide amoeba 1 176 prepared slide for microscope, slide ringworm 1 177 prepared slide for microscope, slide blastula 1 178 prepared slide for microscope, slide entamoeba 1 179 prepared slide for microscope, slide hydra 1 180 prepared slide for microscope, slide yeast budding 1 181 prepared slide for microscope, slide human blood r.b.c. 1 182 prepared slide for microscope, slide human blood w.b.c. 1 183 prepared slide for microscope, slide mitosis, set of 5 slides 2 184 prepared slide for microscope, slide meiosis, set of 12 slides 2 185 prepared slide for microscope, binary fission amoeba 2 186 specimen in plastic jar, zoology specimens ( common ) liver fluke 1 187 specimen in plastic jar, zoology specimens ( common ) pila 1 188 specimen in plastic jar, zoology specimens ( common ) grasshopper 1 189 specimen in plastic jar, zoology specimens ( common ) sponge 1 190 specimen in plastic jar, zoology specimens ( common ) hydra 1 191 specimen in plastic jar, botany specimens ( common ) lichen 1 192 specimen in plastic jar, botany specimens ( common ) spirogyra 1 193 specimen in plastic jar, botany specimens ( common ) marchantia 1 194 specimen in plastic jar, botany specimens ( common ) funaria 1 195 specimen in plastic jar, botany specimens ( common ) fern ( adiantum ) 1 196 specimen in plastic jar, botany specimens ( common ) pinus male cone 1 197 specimen in plastic jar, botany specimens ( common ) pinus female cone 1 198 specimen in plastic jar, botany specimens ( common ) hydrilla 1 199 specimen in plastic jar, botany specimens ( common ) vallisneria 1 200 specimen in plastic jar, zoology specimens ( special ) prawn 1 201 specimen in plastic jar, zoology specimens ( special ) ascaris male 1 202 specimen in plastic jar, zoology specimens ( special ) ascaris female 1 203 life history of specimen in plastic jar l.h. mosquito 1 204 life history of specimen in plastic jar l.h. cockroach 1 205 fine pointed brush ( camel type ) no.0. 12 206 blotting paper, 18”x22” 2 207 superior quality ( sheet metal ) adjustable base 7”x5”x24”. 2 208 funnel stand ( wooden ) . 2 209 ph meter ( pen type ) , imported 1 210 spirit lamp ( 100ml ) , brass 4 211 test tube ( borosilicate glass ) hard glass, 15x125mm, 10ml. pk of 100 1 212 test tube ( borosilicate glass ) hard glass, 25x150mm pk of 50 1 213 test tube holder ( wooden handle ) , iron chrome plated, superior quality 6 214 tripod stand, 6” ( heavy quality ) 2 215 water bath ( copper ) , dia 6” 2 216 wire gauge, with frame & asbestos centre 6 217 beaker graduated, ‘b.g.’, 100ml 2 218 flask conical, ‘b.g.’, 250ml 6 219 funnel, ‘b.g.’, 75mm 8 220 measuring cylinder ( round base ) b.g, with out stopper, out stopper, 25ml 1 221 petri dish imported ( anumbra ) crystal clear glass, 3” 5 222 volumetric flask ( measuring flask ) , ‘b.g.’, 50ml 1 223 volumetric flask ( measuring flask ) , ‘b.g.’, 100ml 1 224 slide box ‘polylab’, 100 slides 1 225 test tube stand ‘polylab’ 6 hole 2 226 wash bottles ‘polylab’, 250ml 2 227 rubber cork ( extra soft ) superior qual ity, size no. 11, top dia ( mm ) 33, bottom dia 2 228 delivery tube l type 1 229 teasing needle straight 1 230 ph 134 / 3 ( b ) magnifier plastic frame ( sup. ) , black colour, 3” 1 231 dropper plastic ( 3ml ) graduated. 4 232 dropper glass with teat, rubber teat, 6” 1 233 litmus blue indicator paper, 100 is 1 234 litmus red indicator paper, 100 is 1 235 indicator paper ph 1 14 ( full range ) , 200 is 1 236 educational raxine charts ( size 75x100cm ) ; zoology: aves ( black raxine ) , pigeon external & internal characters 1 237 educational raxine charts ( size 75x100cm ) ; botany: fungi ( black raxine ) , bacteria: struc ture & forms 1 238 educational raxine charts ( size 75x100cm ) ; botany: fungi ( black raxine ) , rhizopus struc ture & reproduction 1 239 educational raxine charts ( size 75x100cm ) ; taxonomy families: cruciferae ( black rax ine ) , brassica campestris ( mustard 1 240 phenol red powder, 10 gm 1 241 crystal violet m.s. ( dye content 88% ) , 25 gm 1 242 egg albumin flakes ( protein 95% ) , 25 gm 1 243 sucrose, 500 gm 1 244 d.m. water ( deionised water ) , 5 l 1 245 acetocarmine, 100 ml 1 246 biuret reagent, 125 ml 1 247 iodine solution 1% w / v, 125 ml 1 248 millon’s reagent ( for protein ) , 125 ml 1 249 smith’s reagent ( for bile pigment ) , 125 ml 1 250 safranine stain solution, 125 ml 2 251 acetone 99%, 500 ml 1 252 glycerine ( glycerol ) 98%, 500 ml 1 253 math kit junior 1 1 254 math kit junior 2 1 255 math kit senior 1 1 256 math kit senior 2 total quantity : 1...
Due Date : February 28, 2023
