Automatic burettes, PTFE key, class AS, Schellbach

Pyrex® borosilicate glass, class AS, with PTFE key stopcock of 1,5 mm bore.

• Automatic zeroing
• Schellbach stripe, with blue enamel graduations

Tube with vertical white stripe and central blue ribbon for accurate reading of the meniscus (where the blue ribbon splits into a wide and narrow band) and features a 29/32 Quickfit® cone.

Certifications: Complies with ISO 385 and DIN 12700

Ordering information: Burettes and reservoir bottles should be ordered separately.