DURAN® Burette, Amber, Class AS, with PTFE key and straight standard ground joint

---

-Complies with ISO 385 -Manufactured from borosilicate glass 3.3 -UV protection through amber glass -The quantity of liquid required for titration, which is unknown beforehand, can be precisely read off once the reaction is complete. -Unlike the glass keys, the PTFE keys need not be greased, which makes work in the laboratory easier. -Calibration is based on the poured out volume (“Ex”) at a + 20 °C reference temperature. -The volume content tolerances conform to accuracy class AS -Easy-to-read scale with graduation marks to estimate the content. waiting time: 30 seconds -Fired-on, highly durable white ceramic

Available options