Merck, SLW492094-1EA, Pyrex®Burettes, Schellbach, class AS with PTFE key

General description
Complies with ISO 385
Graduations and inscriptions in blue enamel
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
Grease-free interchangeable PTFE key with 1.5mm bore

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

Features and Benefits
Complies with ISO 385
Manufactured from chemically resistance borosilicate glass
With funnel top to make filling easier and safer
Each burette is fitted with fluted funnel top.
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
Each burette has a +30s waiting time before final reading can be taken
Grease-free interchangeable PTFE key with 1.5mm bore
Graduations and inscriptions in blue enamel

Legal Information
PYREX is a registered trademark of Corning, Inc.