US$ 39.95
Two selectable dot rates (25 or 45 per second) on a shock-absorbing plastic-case ticker timer
sized to capture and measure the 2:1 hydrogen-to-oxygen volume ratio during water electrolysis
and internal organelles for protist biology teaching
observation
Emission Control Module - Item # AT-5102
Conical Filtering Flask with Integral Plastic Side Arm, 1000mL, White Graduations, Borosilicate Glass Glass Flasks_Filtering Flasks Two selectable dot rates (25Conical filtering flask in borosilicate 3. 3 glass holds 1000mL with integral plastic side arm for vacuum filtration and chemistry separation.