PYREX BURETTES, GLASS KEY, SCHELLBACH, CLASS AS, 25 ML, GRADUATIONS 0,1 ML

Easy to read burettes with glass key

With the same accuracy levels as the Pyrex®Class AS Schellbach burettes with PTFE stopcock keys, these burettes feature a glass stopcock key instead of the PTFE key.

• Complies with ISO 385
• Graduations and inscriptions in blue enamel
• Schellbach burette tube with vertical white stripe and central blue ribbon - Facilitates accurate reading of meniscus - exact position of the meniscus is clearly defined where the blue ribbon splits into a wide and narrow band
• With funnel top to make filling easier and safer
• Each burette has a +30s waiting time before final reading can be taken
• Manufactured from chemically resistance borosilicate glass
• With interchangeable 2.0mm bore glass key