Pyrex® Automatic Burette, Class AS, with Schellbach stripe and PTFE key, 10 mL
Complies with ISO 385 and DIN 12700, Manufactured from borosilicate glass 3.3
, With automatic zero facility, Schellbach burette tube with vertical white stripe and central blue ribbon - facilitates accurate reading of the meniscus - exact position of the meniscus is clearly defined where the blue ribbon splits into a wide and narrow band, 1.5mm bore PTFE key stopcock, With Quickfit cone NS 29/32, Blue enamel graduations, Burettes and accessories should be ordered separately.