To help protect your investment and further extend the life of our already-rugged LC columns, Restek offers the patented guard column hardware developed by Optimize Technologies. A Restek LC guard cartridge in an EXP in-line holder is the ultimate in column protection, especially when using online trapping and preconcentration techniques.

Maximum holder pressure: 20,000 psi (1400 bar)
Swept volume: 1.4 μL (excluding packed bed)

Intellectual Property: optimizetech.com/patents

特点与优势

• Free-Turn architecture lets you change cartridges by hand without breaking inlet/outlet fluid connections—no tools needed.
• Patented titanium hybrid ferrules can be installed repeatedly without compromising high-pressure seal.
• Connects to any HPLC, UHPLC, injection, or switching valves with 1/16" stainless-steel tubing; ideal when using online trapping and preconcentration techniques.
• EXP In-line holder requires separate guard column cartridges; available from Restek in 2.1, 3.0, and 4.6 mm.
• Pair with EXP hand-tight fitting (cat.# 25937–25938) for tool-free installation.

产品规格