Dropping Funnel, 100mL - Squibb - With 19/26 Plastic Stopper & PTFE Key Stopcock - Borosilicate Glass Racks & Stands_Bottle Stands Classroom-size 29x39-inch pH color chart

Classroom-size 29x39-inch pH color chart on tear-resistant polyart plastic with a roller fitted for hanging and storage

Adjustable elastic strap and ventilation ports distinguish these clear safety goggles for chemistry

and similar simple molecules to teach VSEPR theory and 3D molecular geometry

Tensioner pulley keeps chain engagement consistent on this hand-cranked chain drive

Quality wooden 24-inch demonstration vernier caliper with a sliding arm

Dropping Funnel, 100mL - Squibb - With 19/26 Plastic Stopper & PTFE Key Stopcock - Borosilicate Glass Racks & Stands_Bottle Stands Classroom-size 29x39-inch pH color chartSQUIBB Squibb style dropping separatory funnel with 100ml 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 19 26 plastic stopper and PTFE key stopcock GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD