Dropping Funnel, 50mL - Squibb - With 14/23 Plastic Stopper & PTFE Key Stopcock - Borosilicate Glass Item Type_Weights Pairs equilateral 48 by 48mm

Pairs equilateral 48 by 48mm shape with extra-dense flint glass at refractive index 1

the wooden storage box housing the slimmer-format optics shapes for ray-box-friendly experiments

and root development across successive stages for dicot germination teaching

Rod-mounted full-size skeleton pairs bare bone on one side with painted muscle origins and insertions on the other for skeletal and myology teaching

Extended-range rheostat at 10

Dropping Funnel, 50mL - Squibb - With 14/23 Plastic Stopper & PTFE Key Stopcock - Borosilicate Glass Item Type_Weights Pairs equilateral 48 by 48mmSQUIBB Squibb style dropping separatory funnel with 50ml capacity TRANSPARENT & DURABLE Made of high quality Borosilicate 3. 3 glass Transparency allows for high visibility FOR SEPARATION Used to transfer liquids Using the stopcock allows fluids, including reagents, to dispense slowly (drop wise) STOPPER & STOPCOCK Fitted with an interchangeable 14 23 plastic stopper and PTFE key stopcock GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD