Duran 243363301 Burette Amber, Class AS, with PTFE key 25 mL

DURAN Burette Amber, Class AS, with PTFE key, 25 mL 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 Catalog Number: 243363301