bids are invited for junior science lab items- s.l. no. name of articles qty 1 bar magnet ( steel ) 75 mm ( 3 ) 1 2 ring magnet 30mm 1 3 dise magnet 30mm 1 4 bob with hook ( brass dia 12 mm ) 1 5 two cell holder 1 6 magnetic compass ( dia 50 mm ) 2 7 compass imported 3 1 8 kitchen balance ( 4 kg ) 1 9 concave lens ( f.l. 15 cm, dia 75 mm ) 1 10 convex lens ( f.l.-15 cm, dia 50 mm ) 1 11 plano concave lens ( dia 50 mm ) 1 12 plano convex lens ( dia 50 mm ) 1 13 convex mirror ( f.l. 15 cm., dia 75 m.m. ) 1 14 cancave mirror ( f.l. 15 cm., dia 75 mm. ) 1 15 copper wire ( 500 mg ) 1 16 crocodile clip 6 17 cylindrical magnet 50mm 1 18 drawing board ( 12x18 ) 1 19 drawing pin 1 20 electromagnetic-u-shape ( 75 mm ) 1 21 equilateral glass prism ( 50 mm ) 1 22 glass rod 1 23 gold leaf electroscope ( glass jar ) 1 24 u magnet ( alnico ) 50 mm 1 25 iron stand with clamp & cross head 1 26 iron filling ( 500 gm ) 1 27 lens holder with base ( iron ) 1 28 magnetic needle with plastic stand 1 29 magnifier ( 4 ) 1 30 half metre wooden scale 1 31 mirror strip holder 1 32 conservation of energy 1 33 bio gas plant 1 34 solar cooker 1 35 electrolysis / electroplating 1 36 millimeter 1 37 newtons colour disc 1 38 optical bench ( wooden ) with metal rides 1 39 overflow vessel 1 40 pinhole concave ( wooden ) 1 41 slinky spring 1 42 spring balance ( 1000gm ) 1 43 led assorted ( pack of 25 ) 1 44 ldr loose 2 junior science lab specification sheet 45 soldering iron 1 46 soldering wire ( roll ) 1 47 soldering flax ( paste ) 1 48 biulb pack of no. 10 1 49 bulb holder 4 50 off / on switch 4 51 beaker tong 12 1 52 flask brush 1 53 test tube brush 3 54 china dish ( dia 3 ) 2 55 china dish ( dia 4 ) 1 56 flask tong ( 12 ) 1 57 dropper glass 4 58 filter paper pack 1 59 glass stirrer ( 10 ) 3 60 label book sticker 2 61 litmus paper ( red ) 100 is 1 62 litmus paper ( blue ) 100 is 1 63 magnesium ribbon ( 25 gm ) 1 64 periodic table laminated ( 100x135 ) 1 65 pastle & mortar ( dia-5 ) 1 66 ph-paper 1 67 platinum loop holder 1 68 rubber gloves 1 69 wooden cork for test tube 3 70 spatula-8 2 71 test tube ( 15x125mm ) 1 72 test tube holder 2 73 tripod stand ( 6 ) 1 74 wire gauze 3 75 reagent bottle ( 125 ml ) 2 76 beaker ( 100 ml ) 2 77 beaker ( 150 ml ) 2 78 beaker ( 500 ml ) 1 79 conical flask ( 250 ml ) 1 80 funnel ( 75 ml ) 1 81 measuring cylinder ( 25 ml ) 1 82 petri dish ( 4 ) 2 83 separating funnel 1 84 wash bottle 250 ml 2 85 petri dish ( 100 mm ) 2 86 atomic model set ( teacher ) 1 87 test tube stand 1 88 test tube basket ( 140x120x110 mm ) 1 89 laboratory tray ( 450x350x75 ) 1 90 safety googles with vent 1 91 cover slip 2 92 dissection box 1 93 dissection needle 2 94 fine pointed brush 3 95 forceps ( different sizes ) 1 96 forceps ( stainless steel ) , 8 pointed 1 97 forceps ( stainless steel ) , 5 blunt 1 98 forceps ( stainless steel ) , 8 blunt 1 99 lens cleaning tissue 1 100 plain slide 1 101 scalpel 1 102 scissor 1 103 watch glass 1 104 amoeba ( 10x15 ) 1 105 animal cell 1 106 plant cell 1 107 human tongue 1 108 teeth ( imported ) 1 109 male rep. system 1 110 female rep. system 1 111 basic model respiratory system 1 112 neuron model 1 113 human nervous system 1 114 mitosis 1 115 meiosis 1 116 human kidney ( basic ) 1 117 human heart 1 118 human excretory system 1 119 basic eye model 1 120 endocrine system 1 121 human digestive system ( basic ) 1 122 dna model 1 123 human circulatory system 1 prepared slides 124 parenchyma 1 125 collenchyma 1 126 sclrenchyma 1 127 xylem 1 128 phloem 1 129 dicot system 1 130 manocot aystem 1 131 dicot leaf 1 132 monocot leaf 1 133 fern 1 134 agaricus 1 135 plant cell 1 136 onion peel 1 137 chlomydommas 1 138 spirogyra 1 139 volvox 1 140 nostoc 1 141 yeast 1 142 lichen 1 143 rhizopus 1 144 stomata 1 145 animal cell 1 146 phloem 1 147 muscle-cardiac 1 148 muscle straited 1 149 muscle-unstraited 1 150 manual artery 1 151 manual vein 1 152 manual blood 1 153 dacteria 1 154 paramecium 1 155 amoeba 1 156 blastula 1 157 hydra 1 158 budding 1 159 human rbc 1 160 human wbc 1 161 slide box ( 100 ) 1 162 life cycle of butterfly ( specimen ) 1 potraits 163 gregor mendel 1 164 louis pastur 1 165 dr. birbal sahni 1 166 galileo goalilis 1 167 sir issac newton 1 168 sir c.v. raman 1 169 dr. hj. bhaba 1 170 archimedes 1 171 t.a. edison 1 172 marrie curie 1 173 dr. pc. roy 1 174 dr. hg. khorana 1 175 dr. ss. bhatnagar 1 176 s.n. bose 1 177 dr. apj abdul kalam 1 178 dr. vikram sarabhai 1 179 alford nobel 1 180 kalpana chowla 1 181 m.s. swaminathyan 1 182 battery eliminator ( 2-12 dc ) 3 amp 1 183 clinical thermometer 1