Dropping Funnel, 250mL - Cylindrical - With Open Top & PTFE Key Stopcock - Borosilicate Glass

CYLINDRICAL || Cylindrical glass dropping funnel/separatory funnel with 250ml 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) OPEN TOP & STOPCOCK || Fitted with a PTFE key stopcock - Features an open top GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use This premium quality dropping funnel allows the user to add reagents slowly, one drip at a time. The funnel is fitted with a PTFE stopcock that allows maximum control over drip rate to prevent reactions that may occur if the reagent is added too aggressively. It has a 2.12" diameter and is 13" tall. The interior diameter of the spout is .25" and it measure