Caps, Screw Top GL45 Threads, Blue, Solid without a Liner. MICROSOLV Brand. 10/PK.
Additional Info:
58807-B45 MICROSOLV Screw Caps are high‑quality solid polypropylene closures designed for GL45‑threaded mobile phase reservoir bottles used in HPLC, UHPLC, LC‑MS, and general laboratory workflows.
These caps are ideal for sealing bottles when not in active use, helping prevent contamination and maintaining cleanliness during storage or transport.
Manufactured from durable polypropylene, they provide reliable performance and chemical resistance for routine laboratory environments.
Solid Cap Design – Contamination Prevention
Fully enclosed (no holes) design
Prevents dust, dirt, and airborne contaminants from entering bottles
Helps maintain solvent and bottle cleanliness
Ideal for storage of empty bottles or between runs
✅ Recommended for clean storage and contamination control
GL45 Thread Compatibility
Standard GL45 threaded caps
Fit most HPLC mobile phase bottles
Provide a secure, reliable seal
✅ Ensures broad compatibility across lab bottle systems
Polypropylene Construction – Durable & Chemical Resistant
Manufactured from high‑quality polypropylene (PP)
Resistant to common HPLC solvents
Strong, lightweight, and reusable
✅ Suitable for routine laboratory and analytical use
Temperature & Performance
Maximum operating temperature: ~140 °C
Maintains integrity under standard lab conditions
Reliable for repeated daily use
✅ Designed for consistent laboratory performance
System Compatibility & Use
Commonly used with:
HPLC / UHPLC mobile phase bottles
LC‑MS solvent containers
General laboratory storage bottles
Bottle staging and transport
Typical Applications
Sealing empty mobile phase reservoir bottles
Preventing contamination during storage
Protecting solvents and containers
Laboratory bottle management
Integrated into original equipment manufacturer (OEM) product designs
Important Usage Notes
Designed for GL45 threaded bottles only
Not intended for tubing or solvent delivery systems
Ensure proper tightening for an effective seal
Inspect periodically for wear or deformation