EISCO Borosilicate Glass Burette, with PTFE Stopcock, 50mL Capacity, 0.10mL Graduation Class 'B'

EISCO burette is for laboratory use. The burette is made of acrylic for durability, and has a polytetrafluoroethylene (PTFE) plastic plunger stopcock for resistance to chemicals, moisture, and high temperatures. Made of class 'B' borosilicate glass. PTFE plastic is a strong, low-friction material that has smooth transfer, high surface release, and nonstick properties. It has high chemical resistance, and resists moisture, high temperatures, flames, thermal expansion, and ultraviolet (UV) exposure. PTFE has low temperature toughness. The burette has 50 mL capacity with 0.10mL graduation, and is suitable for high school or college students, or ages 14 to 21. Clamp not included