Check the listing for details. Dropping Funnel 100ml, PTFE Key Stopcock - Borosilicate Glass - Eisco Labs. Condition: New. Listed at 27.99 USD. Dropping Funnel 100ml, PTFE Key Stopcock - Borosilicate Glass - Eisco Labs CYLINDRICAL || Cylindrical glass dropping funnel/separatory funnel with 100ml capacityTRANSPARENT & DURABLE || Made of high quality Borosilicate 3.3 glass - Transparency allows for high visibilityFOR 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 topGREAT 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 100ml capacity. This open top, cylindrical dropping funnel is made of high quality Borosilicate glass. Funnel includes a PTFE key stopcock. Funnel measures 9" in length. Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C. Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments. Product Details Brand Eisco Product Type Separatory Funnels MPN CH0470B Check out my other items.