bids are invited for beaker , test tube , test tube holder , watch glass , petridish , conical flask , reagent flask , litmus paper , ph paper , filter paper , iron stand with clamp , mirror stand , copper sulphate , sodium hydroxide , hydrochloric acid , sulphuric acid , sodium bicarbonate , ferrous sulfate , potassium hydroxide , starch , calcium oxide , phenolphthalein , methyl orange , safranine solution , iron filing , lime water , zinc metal powder , iodine solution , concave lens , convex lens , plain mirror , concave mirror , convex mirror , glass slab , glass prism , bar magnet , horse shape magnet , compass , sprit lamp , drawing board , forceps , brush , bob brass , laboratory thermometer , stop watch , microscope , glass slide , cover slip , tray plastic , needle , testtube stand , clinical thermometer , dropper , china dish , spirit , reagent bottle , conical funnel , magnesium ribbon , glass tube , zinc metal piece , knife , nerve cell , parenchyma tissue , sclerenchyma tissue , cork , test tube , scissor total quantity : 155