PTFE Key Stopcock for Burette, Boro Glass, Straight

The PTFE Stopcock Key is a robust and reliable laboratory component, designed for precise fluid control. It is manufactured from high-quality, heavy-duty 3.3 borosilicate glass, ensuring superior chemical resistance and durability in demanding lab environments.

Straight Pattern Bore Design

This stopcock key features a PTFE key with a 2.5mm plain bore in a straight pattern, allowing for smooth and consistent liquid flow. Its total length of 140mm ensures compatibility with various laboratory glassware setups.

Exceptional Heat Resistance

Made from borosilicate glass, the stopcock key offers outstanding heat tolerance, withstanding extreme temperatures. It features a strain point of 515°C, an annealing point of 565°C, and a softening point of 820°C, making it ideal for high-temperature applications.

Product Features

• High-Quality Borosilicate Glass: Provides excellent chemical and thermal resistance for long-term durability.
• PTFE Stopcock Key: Ensures smooth operation and prevents sticking for reliable liquid control.
• Straight Pattern Bore (2.5mm): Facilitates consistent fluid flow for precise laboratory applications.
• Heat-Resistant Construction: Withstands extreme temperatures, making it suitable for high-heat environments.
• 140mm Total Length: Designed for compatibility with a wide range of laboratory glassware.