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.