tender for purchase of chemicals and glassware , purchase of chemicals and glassware , test tubes, with rim, borosilicate glass, made from heat resistant, low expansion borosilicate glass, (suitable for heating applications)- 10 mm (diameter) x 75 mm (length) - , test tubes, with rim, borosilicate glass, made from heat resistant, low expansion borosilicate glass, (suitable for heating applications) - 12 (diameter) x 75 (length , beakers, low form, with graduation and spout, made from heat resistant, low expansion borosilicate glass, capacity 50 ml - 42 mm (outer diameter) x 62 mm (height) - , bottles, weighing, with i/c stopper, made from heat resistant, low expansion borosilicate glass capacity 5 ml- 20 mm (approximate outer diameter) x 40 mm (height) of bottle only , flasks, erlenmeyer, conical, narrow mouth, with graduation made from heat resistant, low expansion borosilicate glass, capacity 150 ml - (72 x 28 x 124 mm) (base diameter x neck diameter x height) , funnels, plain, 60° angle, long stem, made from heat resistant, low expansion borosilicate glass - diameter 75 mm , volumetric pipettes - class b • complies with is 1117 / iso 648 with isi mark • calibrated for delivery (td, ex) • generally used for accurate measurement and decanting of liquid • calibrated at 27°c capacity 10 ml, tolerance ± 0.040 ml , tubes, centrifuge, conical, ungraduated, made from heat resistant, low expansion borosilicate glass capacity 15 ml , pipette filler bulbs (silicone) size: medium -capacity: 10 ml , micro scoop spatula • made of stainless-steel grade 202, size: 6 inches - size: 6 inches