bids are invited for low form beakers with spout - capacity 100 ml approx od x height 50 x 70 mm , low form beakers with spout - capacity 250 ml approx od x height 70 x 95 mm , low form beakers with spout - capacity 500 ml approx od x height 83 x 115 mm , low form beakers with spout - capacity 1000 ml approx od x height 105 x 145 mm , low form beakers with spout - capacity 2000 ml approx od x height 130 x 185 mm , gooch crucible low form, with sintered disc - capacity 50 ml porosity grade 2 mm disc dia 40 mm approx height 65 mm , weighing bottles with ic glass lid - capacity ml 40 approx od x height mm 60 x 40 squat form , adapter recovery bent vertical - socket joint size 19 by 26 cone joint size 19 by 26 , graham coiled condenser with drip tip - approx jacket length mm 300 approx overall height mm 450 ground joint socket 24 by 29 ground joint cone 24 by 29 , multiple adapter with two parallel necks - socket joint size19 by 23 cone joint size 24 by 29 , pressure equilising cylindrical funnel with ptfe stopcock - capacity ml 250 ml socket 24 by 29 cone 24 by 29 , pipette bubbler natural rubber - made of natural rubber and universal model ideal use for use with serological pipettes unto 100 ml operates with 3 valves valve a release air valve b filling valve e delivery , cellulose thimbles - high quality thimbles for extraction of components material 100 percent cellulose without binder air permeability 25 l per m2 sec wall thickness 1 point 6 mm weight 2 point 7 gsm , round bottom flask narrow mouth, short neck with ic joint - capacity ml 500 ml approx height 160 mm interchangeable joint , measuring cylinders cylinders class a hexagonal base pour out with individual calibration certificate - capacity ml 10 ml graduation interval ml 0 point 2 tolerance plus minus 0 point 1 ml , measuring cylinders cylinders class a hexagonal base pour out with individual calibration certificate - capacity ml 25 ml graduation interval ml 0 point 5 tolerance plus minus 0 point 25 ml , m