1000ml Borosilicate Glass Graduated Dropping Funnel with PTFE Stopcock & 24/40 Joint - Fine Adjustable Pressure Equalizing Addition Funnel for Chemistry Lab Experiments, Essential Lab Glassware for Precise Liquid Transfer in Distillation & Titration

JRLGD Fine Adjustable Pressure Equalizing Addition Funnel Graduated Dropping Funnel with PTFE Stopcock Borosilicate Glass Lab Glassware Product: Pressure Equalizing Addition Funnel Material: Glass Stopcock: Fine Adjustable PTFE Stopcock Characteristics Borosilicate glass, high strength, excellent chemical stability, uniform wall thickness, durable and reusable The dropping funnel features a joint at top and bottom, drip stem, pressure-equalizing arm, fine adjustable PTFE T-Bore stopcock and graduation marks for easier measuring The funnel is commonly used to slowly add reagent solution to a reaction in scientific researches and chemical laboratory