UHPLC and HPLC > HPLC Connectors, Fittings and Tubing Products & Reviews

Employing the easy release clamping design, these fittings offer a quick and simple solution to vacuum system design and assembly. Bakeable to 150º C when using Viton O-Rings, these fittings are ideal for roughing or high vacuum applications.

Even small leaks in the split/splitless injection port can reduce system sensitivity, cause poor signal to noise ration, increase column bleed, and even shorten column lifetime. Using a patent pending manufacturing process, our inlet gold seals eliminate tiny leaks from machining that can negatively impact your GC performance.

InfinityLab Quick Connect fittings are the only truly "finger-tight," reusable fitting for UHPLC, stable to 1300 bar. There are no tools needed… just use your fingers to close the lever for a perfect connection every time.

The 1290 Infinity II Preparative Column Compartment is a high-end support module for purification workflows. It provides sufficient capacity to store up to four analytical and six preparative columns supporting dimensions from 4.6 to 50 mm inner diameter and 50 to 250 mm length. Five multipurpose slots are available for mounting of valves, delay coils, and further auxiliary purification modules.

The EXP® Hand-Tight Nut & Titanium Hybrid Ferrule fitting system is the premier adjustable nut and ferrule compression fitting for extreme high-pressure connections between 1/16" tubing and any 10-32 port. The patent-pending Titanium Hybrid Ferrule integrates the resilience of titanium with the proven sealing ability of PEEK in a superb one-piece design. The Hybrid Ferrule provides a perfect seal with every connection, yet the…

The EXP® Fitting System is the premier adjustable nut and ferrule compression fitting for extreme high-pressure connections between 1/16" tubing and any 10-32 port. The patent-pending Titanium Hybrid Ferrule integrates the resilience of titanium with the proven sealing ability of PEEK in a superb one-piece design. The Hybrid Ferrule provides a perfect seal with every connection, yet the swage can be released without tools to a…

The EXP® Hex Head Nut & Titanium Hybrid Ferrule fitting system is the premier adjustable nut and ferrule compression fitting for extreme high-pressure connections between 1/16" tubing and any 10-32 port. The patent-pending Titanium Hybrid Ferrule integrates the resilience of titanium with the proven sealing ability of PEEK in a superb one-piece design. The Hybrid Ferrule provides a perfect seal with every connection, yet the s…

The EXP® Hand Tight Coupler is the premier adjustable nut and ferrule compression fitting for extreme high-pressure connections between 1/16" tubing and any 10-32 port. The patent-pending Titanium Hybrid Ferrule integrates the resilience of titanium with the proven sealing ability of PEEK in a superb one-piece design. The Hybrid Ferrule provides a perfect seal with every connection, yet the swage can be released without tools…

The EXP® Hand Tight Nano Fittings System offers hand-tight and hex head adjustable nut and ferrule compression fittings for extreme pressure connections between 1/32” stainless steel tubing and 6-40 ports.Ideal for nano-scale UHPLC and UHPLC/MS, this nut and ferrule compression fitting is rated to 20,000+ psi (1400+ bar). The patent-pending EXP® 1/32” Titanium Hybrid Ferrule combines the sealing capability of PEEK and robust n…

The EXP® Nano Fittings System offers hand-tight and hex head adjustable nut and ferrule compression fittings for extreme pressure connections between 1/32” stainless steel tubing and 6-40 ports.Ideal for nano-scale UHPLC and UHPLC/MS, this nut and ferrule compression fitting is rated to 20,000+ psi (1400+ bar). The patent-pending EXP® 1/32” Titanium Hybrid Ferrule combines the sealing capability of PEEK and robust nature of ti…

Optimize realizes that your time is valuable and should not be wasted worrying about fittings. For this reason, all Opti-Lock Fittings are precision machined in the USA for optimal quality and thread consistency. The machining process is the best way to ensure tight manufacturing tolerances and minimal product variance. What does all this mean? It means that every fitting you purchase from Optimize will perform just as well as…

Optimize Technologies, precision machine their components to the most exacting standards in the industry. Everything in the manufacturing process is controlled to ensure the continuing quality that has long been associated with the Optimize name. From the individual matching of check valve ball and seat sets to the proprietary blend of materials in our seals - experience the Optimize advantage.Most instrument manufacturers wil…

Supelco® has developed a line of high performance fittings that maintain the integrity of your HPLC systems up to 15,000 psi with mere finger tightening!The use of HPLC systems to achieve faster analyses and increased resolution pushes systems toward higher operating pressures. Our selection of Supel™-Connect High Performance Interconnects and Fittings will assist the chromatographer in maximizing system performance and reliab…

Visco Mixers are static mixers for HPLC and other high pressure applications. The Lee Visco-Jet Micro-Mixer uses aerospace technology to provide the ultimate in static mixing efficiency. A series of 36 critically controlled spin chambers subject the incoming liquids to a vigorously repeated mixing process. No electrical or mechanical input is required – the mixing energy is drawn from the liquids themselves. Two sizes ar…

The next generation in UHPLC Fittings.

No need for tools, fingertight connections.

Ideal for high pressure applications.

Good for high pressure tolerance.

Convenient fittings kits.

Variety of sizes and material.

  Stainless steel fittings remain the most popular fitting used on standard HPLC systems today, due to their high temperature resistance and high-pressure holding abilities. Our durable and strong 316 Stainless Steel Fittings are rated to 20,000 psi (1,380 bar) when wrench tightened. You can choose our Standard Fittings, or select from other manufacturer-compatible offerings.  

The next generation in UHPLC Fittings.

Flangeless Fittings eliminate the need to flange tubing. This removable and reusable system provides several benefits such as providing flangeless chromatography fittings for observing mixtures and solvents. Flangeless Fittings are easy to use. Just slip the nut and ferrule over the tubing and finger tighten the assembly into your receiving port. Our Flangeless Fitting require minimal downtime because component replacement is…

Our Super Flangeless Fittings provide the highest pressure holding capability in a flat-bottom fitting system that we offer. Our unique design eliminates loosening of fittings due to tubing twist and holds tight even through vibration. Our high pressure fittings are excellent for tubing assemblies and those times when connections need to be broken frequently.

Spring Loaded HPLC Column Fitting with Stainless Steel Laser Cut precision tubing. A quick and easy connection with all brands of Columns to help in reducing Peak broadening and poor connections.