Class A Glass Burettes, Straight Bore PTFE Key Stopcock

The core of these burettes is their guaranteed precision. They are meticulously manufactured from precision bore tubing and calibrated To Deliver (TD, Ex) on computer-controlled machines, ensuring exceptional accuracy. The PTFE straight bore stopcock is a key feature that completely eliminates the risk of lubricant contamination and freezing, which are common issues with traditional glass keys. Certified to Class A specifications and meeting both ASTM E-287 and USP standards, each burette is batch certified and has a specified 30-second waiting time, ensuring total traceability and compliance for your regulated applications.

Features:

• Class A accuracy and meets ASTM E287 and USP standards
• Batch certified for total quality assurance and traceability
• PTFE straight bore stopcock eliminates lubricant contamination and freezing
• Manufactured from precision bore tubing and calibrated To Deliver (TD, Ex) on computer-controlled machines
• Specified 30-second waiting time for optimal liquid delivery accuracy
• Available in three convenient capacity options: 10 mL, 25 mL, and 50 mL