Conical Filtering Flask with Integral Side Arm, 1000mL, White Graduations, Borosilicate Glass Weight_250g sized for cross-bench reach in

sized for cross-bench reach in small-scale electronics work where 4mm hardware is too large

sized for hands-on Hooke's-Law measurement with hanging weights

Assorted pack of 144 natural bark cork stoppers includes sizes from small to large for comprehensive laboratory vessel sealing applications

5-inch funnels and adjusts up to 17 inches in height for the chemistry bench

Conical Filtering Flask with Integral Side Arm, 1000mL, White Graduations, Borosilicate Glass Weight_250g sized for cross-bench reach inConical filtering flask in borosilicate glass holds 1000mL with integral side arm for vacuum filtration and chemistry separation procedures.