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Tubing & Connections

Products

EXP Reusable Fittings for HPLC & UHPLC for 10-32 fittings and 1/16" tubing

EXP Hand-Tight Coupler

  • Hand-tight fitting style achieves effortless HPLC seals—no tools needed for a 8,700+ psi seal.
  • Both hand-tight and hex-head styles wrench tighten for reliable UHPLC use up to 20,000+ psi!
  • Patented ferrule can be installed repeatedly without compromising high-pressure seal.
  • Hybrid design combines the durability of titanium with the sealing ability of PEEK.
  • Cutting-edge system provides ZDV (zero dead volume) connection to any 10-32 female port.
  • Compatible with 1/16" PEEK and stainless steel tubing.

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EXP Reusable Fittings for HPLC & UHPLC for 10-32 fittings and 1/16" tubing

EXP Hex-Head Fittings

  • Hand-tight fitting style achieves effortless HPLC sealsno tools needed for a 8,700+ psi seal.
  • Both hand-tight and hex-head styles wrench tighten for reliable UHPLC use up to 20,000+ psi!
  • Patented ferrule can be installed repeatedly without compromising high-pressure seal.
  • Hybrid design combines the durability of titanium with the sealing ability of PEEK.
  • Cutting-edge system provides ZDV (zero dead volume) connection to any 10-32 female port.
  • Compatible with 1/16" PEEK and stainless steel tubing.

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EXP Reusable Fittings for HPLC & UHPLC for 10-32 fittings and 1/16" tubing

EXP Hand-Tight Fittings

  • Hand-tight fitting style achieves effortless HPLC seals—no tools needed for a 8,700+ psi seal.
  • Both hand-tight and hex-head styles wrench tighten for reliable UHPLC use up to 20,000+ psi!
  • Patented ferrule can be installed repeatedly without compromising high-pressure seal.
  • Hybrid design combines the durability of titanium with the sealing ability of PEEK.
  • Cutting-edge system provides ZDV (zero dead volume) connection to any 10-32 female port.
  • Compatible with 1/16" PEEK and stainless steel tubing.

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EXP Reusable Fittings for HPLC & UHPLC for 10-32 fittings and 1/16" tubing

EXP Titanium Hybrid Replacement Ferrules

  • Hand-tight fitting style achieves effortless HPLC seals—no tools needed for a 8,700+ psi seal.
  • Both hand-tight and hex-head styles wrench tighten for reliable UHPLC use up to 20,000+ psi!
  • Patented ferrule can be installed repeatedly without compromising high-pressure seal.
  • Hybrid design combines the durability of titanium with the sealing ability of PEEK.
  • Cutting-edge system provides ZDV (zero dead volume) connection to any 10-32 female port.
  • Compatible with 1/16" PEEK and stainless steel tubing.

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EXP2 Reusable Fittings for HPLC & UHPLC

for 10-32 fittings and 1/16" tubing

  • Unique nut driver allows easy 20,000+ psi seals without wrenches.*
  • Patented ferrule can be installed repeatedly without compromising high-pressure seal.
  • Precision design provides zero-dead-volume (ZDV) connection to any 10-32 port.
  • Compact design fits in tight spaces, perfect for small oven compartments and six-port injection valves.
  • Non-swaged ferrules mean vendor-specific tubing is not required.
  • Suitable for both HPLC and UHPLC.

    *Rated to 20,000+ psi (1,400 bar) and tested to 30,000 psi (2,068 bar).

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PTFE Tubing

  • Chemically inert tubing available in 0.094" and 0.063" IDs.
  • 1/8" OD in 3- and 10-meter lengths.
  • Easily cut to length using Clean-Cut Tubing Cutter (cat.# 25069).
  • Maximum temperature: 100 °C.
  • 1/4-28 threads for use on Opti-Cap or Hub-Cap bottle tops.

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Flexible Premium Grade Stainless Steel Tubing

  • Ideal for all plumbing in UHPLC systems.
  • 1/32" OD tubing with 17 mm long, 1/16" laser-welded ends.
  • Color bands for easy identification.
  • 316 stainless steel.
  • Tolerances: +/– 0.05 mm (.002") OD & +/– 0.025 mm (.001") ID.

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Stainless Steel Tubing

  • Ideal for all plumbing in UHPLC systems.
  • 1/16" OD in 3- and 10-meter coiled lengths.
  • 316 stainless steel.
  • Standard-grade tolerances: +/– 0.05 mm (.002") OD & ID; premium-grade tolerances: +/– 0.05 mm (.002") OD & +/– 0.025 mm (.001") ID.

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Stainless Steel Unions, Tees, and Crosses for UHPLC

  • Ideal for quickly and reliably connecting stainless steel tubing in UHPLC systems.
  • For 1/16" tubing on all 10-32 ports.
  • Body made of 316 stainless steel.
  • Includes 303 stainless steel nuts and 316 stainless steel ferrules.
  • Low dead volume.
  • Rated to 20,000 psi (1,375 bar).
  • 1/4" head on all nuts.

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Stainless Steel Fittings for UHPLC

  • Ideal for connecting stainless steel tubing in UHPLC systems.
  • For 1/16" tubing on all 10-32 ports.
  • Ferrules must be purchased separately.
  • 1/4" head on all nuts.

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PEEK Tubing

  • Ideal for plumbing to and inside HPLC systems.
  • 1/16" OD in 3- and 10-meter lengths.
  • Less oxygen permeable and more temperature resistant than PTFE or Tefzel tubing.
  • Easily cut to length using Clean-Cut Tubing Cutter (cat.# 25069).
  • Use with PEEK finger-tight or flangeless fittings.
  • Use tubing 0.007" to 7,000 psi; tubing 0.010" ID to 5,000 psi.

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PEEK Unions, Tees, and Crosses for HPLC

  • Ideal for quickly and reliably connecting 1/16" PEEK tubing in HPLC systems.
  • One-piece, finger-tight fittings—no ferrules required.
  • Low dead volume.
  • Included end fittings and body made of biocompatible PEEK.
  • Available in 0.25, 0.50, and 0.75 mm bore sizes.
  • Maximum temperature: 100 °C.
  • Rated to 5,000 psi (350 bar).
  • 1/4-28 thread port connections.

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PEEK-HT Hex-Head Fittings for HPLC and UHPLC

  • One-piece design; no ferrule required.
  • Use included driver for wrench-free, 10,000 psi connections.
  • For 1/16" tubing on all 10-32 ports.
  • Made of proprietary, high-pressure, biocompatible PEEK.
  • Rated to 10,000 psi (689 bar).

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PEEK Hex-Head Fittings for HPLC

  • One-piece design; no ferrule required.
  • For 1/16" tubing on all 10-32 ports.
  • Made of biocompatible PEEK.
  • Rated to 5,000 psi (350 bar).

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PPS Hex-Head Fittings for HPLC

  • One-piece design; no ferrule required.
  • For 1/16" tubing on all 10-32 ports.
  • Made of polyphenylene sulfide (PPS).
  • Rated to 5,000 psi (350 bar).

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PEEK Column Couplers

  • Connect two columns, a guard holder to a column, or inline sample prep holders.
  • One-piece, finger-tight design.
  • Self-adjusting to accommodate all 10-32 port depths.
  • Made of biocompatible PEEK.
  • Available in three IDs: 0.13, 0.17, or 0.25 mm.
  • Rated to 5,000 psi (350 bar).

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Fittings and Ferrules for 1/8" & 1/16" Tubing

  • Ideal for safely and securely connecting PTFE tubing to Opti-Cap bottle tops.

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LC Stainless Steel Capillary Tubing

  • 316-grade stainless steel.
  • Precise precut lengths.
  • Clean and smooth surface finish.
  • Color coded for easy identification.
  • Tight tolerance: OD and ID +/-0.001".

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Capillary Stainless Steel Tubing Assemblies

for Agilent HPLC Systems

  • Precut, micropolished tubing and preseated fittings for quick, easy maintenance of your Agilent HPLC systems.
  • Meet or exceed manufacturer's performance.

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Secure-Fit Fittings (Two Connectors)

A good connection between HPLC components is necessary for trouble-free chromatography. Secure-Fit connectors from Restek and Selerity Technologies ensure a consistent, leak-free sealand they eliminate excess dead volume! An internal spring mechanism holds the capillary tubing at the proper depth in the female fitting. This seal is maintained while you finger-tighten the nut.

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Secure-Fit Fittings (Single Connectors)

A good connection between HPLC components is necessary for trouble-free chromatography. Secure-Fit connectors from Restek and Selerity Technologies ensure a consistent, leak-free sealand they eliminate excess dead volume! An internal spring mechanism holds the capillary tubing at the proper depth in the female fitting. This seal is maintained while you finger-tighten the nut.

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1/16-Inch Stainless Steel Tube Fittings

Restek offers stainless steel tube fittings to help you maintain your HPLC equipment. Parker’s A-Lok two-piece ferrule design, along with NPT fittings, are ideal for modifying existing instrumentation or replacing worn connections.

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Tubing Dressing Tool

Opens stainless steel tubing bore and removes burrs.

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Clean-Cut Tubing Cutter

  • Burr-free, perpendicular cuts that will not distort the tubing OD or close the ID.
  • Use on PEEK, PTFE, Tefzel, and other polymeric tubing.
  • Individual holes for cutting 1/16", 2 mm, 3 mm, 1/8", and 4 mm tubing.

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Universal 10-32 PEEK Column Connectors and Plugs

Universal PEEK connectors allow easy installation of all 1/16" tubing, including stainless steel, up to 5,000 psi.

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PEEK Tubing Elbows

Tubing elbows (90° and 180°) are ideal for routing 1/16" PEEK tubing through your system. Simply snap the tubing into the elbow. Prevent pinching of PEEK tubing, which can cause high pressure.

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Tubing Clip

Securely holds 1/16" or 1/8" tubing in beaker, flask, or bottle up to 4 mm thick.

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