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The Best Lab Chromatography LC Fittings & Tubing

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Selecting the correct lab chromatography LC fittings and tubing is crucial for ensuring accurate and reproducible analytical results. The integrity of your HPLC system depends on these components to maintain sample purity, prevent leaks, and optimize flow rates. Investing in high-quality materials can significantly reduce downtime and costly errors in your research or quality control processes.

Looking for the best Lab Chromatography LC Fittings & Tubing?

Discover now our comparison of the best Lab Chromatography LC Fittings & Tubing. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Lab Chromatography LC Fittings & Tubing are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Lab Chromatography LC Fittings & Tubing in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
The Stop Shop 25 Ft. of 1/4" Copper Nickel Tubing with Fittings
  • 16 fittings included: 12 are 7/16"-24, 2 are 1/2"20, and 2 are 9/16"-18
  • Tubing will never rust!!
  • Easy to Bend and Flare Tube
No. 2
Diba Compact Tubing End Fitting, inverted cone, 1/8 (in) OD, 1/4 (in)-28 UNFM: 10/pk
  • Removable and reuable system provides quick and convenient connections
  • ETFE cone is the only material in the fluid path, providing excellent chemical keep-from-happeningance
  • PEEK fittings are excellent for higher temperature applications and are available in compact head, standard head, or short thread styles
  • Compact head fittings are ideal for tight spaces; short thread fittings are great for shallow thread ports
  • Select from short or long inverted cones (ferrules)
No. 3
Cole-Parmer Plug, PTFE, Luer Plug x 1/4-28 UNF(M): 1/Ea
  • SEALING FUNCTION: Seals unused manifold and bottle cap ports for leak-resistant system
  • THREAD SPECIFICATION: 1/4-28 UNF male bottom-sealing thread; does not require PTFE tape for leak-resistant connections
  • MATERIAL: PTFE (polytetrafluoroethylene) construction provides chemical resistance
  • CONNECTION TYPE: Luer plug connection on one end, 1/4-28 UNF male thread on other end
  • COLOR: White
No. 4
Value Plastics Luer to Threaded Fitting, Straight Adapter, White Nylon, Female Luer Thread Style with 1/4 (in...
  • Luer fittings allow for a simple yet secure connection
  • Quick and easy assembly and disassembly without the need for tools
  • Thread design provides a secure closure—keep-from-happeninging impurities
  • Conforms to ISO-594-1 and ISO 594-2 standards
  • The Value Plastics Female Luer Thread Style to UNF Threaded Adapter Fittings are designed to ensure a tight and reliable connection while allowing for quick and easy assembly and disassembly without the need for tools. The thread feature is built into the...
No. 5
Value Plastics Luer Fitting, Straight Adapter, Polypropylene, Male Luer Integral Lock Ring to Female Luer...
  • keep-from-happening leaks with integral lock ring mechanism
  • Luer fittings allow for a simple yet secure twist-lock connection
  • Easily transition from a male luer to female luer fitting
  • Ideal for general laboratory and single-use applications
No. 7
Diba Compact Tubing End Fitting, Type S/P, 1/16 (in) OD, 1/4 (in)-28 UNF(M), white PP: 10/pk
  • Permanently attached ferrules are ideal for repeated connect/disconnect
  • Free spinning fitting get-rid-ofs tubing from twisting
  • A recess in the fitting houses the ferrule allowing maximum thread engagement with the port
  • Select glass-filled polypropylene compact head fittings available in a range of colors for easy identification
  • Long head fitting is ideal where accessibility is an issue
No. 8
Diba Tubing End Fitting, Type S/P, 1/16 (in) OD tubing, 1/4 (in)-28 UNF(M), red PC: 10/pk
  • Permanently attached, chemically inert ferrule is ideal for repeated connect/disconnect
  • Excellent for high-pressure application
  • When the cap clicks, you know the seal is tight
  • Self-torquing fittings create a secure seal without the use of any tools
  • Select fittings from acetal, polycarbonate (PC), or PEEK material of construction
No. 9
USALOK 1/4", 3/8", 1/2" & 3/4" Stainless Steel 316L Seamless TUBING 1,2,4,6,8,10 - USAlab
  • Introducing our 316L stainless steel seamless tubing, a reliable solution for a wide range of applications
No. 10
USALOK 1" Stainless Steel 304 Seamless TUBING 1,2,4 & 6' - USAlab
  • Introducing our 304 stainless steel seamless tubing, a reliable solution for a wide range of applications

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Last update on 2026-04-30 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Lab Chromatography LC Fittings & Tubing

Material Compatibility

Understanding the chemical nature of your samples and solvents is paramount. Stainless steel is a common choice for its durability and broad compatibility, but PEEK fittings are ideal for applications involving aggressive solvents or when metal ion contamination is a concern. Ensure the tubing material, whether it's stainless steel, PEEK, or Teflon, is resistant to the chemicals you will be using to prevent degradation and system failure.

Tubing Dimensions and Flexibility

The inner diameter (ID) and outer diameter (OD) of the tubing must match your system's requirements for optimal flow and pressure handling. Smaller IDs are typically used for analytical HPLC to reduce band broadening, while larger IDs might be suitable for preparative chromatography. Consider the flexibility of the tubing; stiffer materials may be more durable but harder to route, while more flexible options can simplify installation and reduce stress on connections.

Frequently Asked Questions

What is the difference between PEEK and stainless steel fittings?
PEEK fittings are made from a polymer and are often preferred for their inertness, preventing metal ion leaching into sensitive samples. Stainless steel fittings are more rigid and offer excellent durability, making them suitable for high-pressure applications where chemical inertness is less critical.
How do I choose the right tubing size?
Tubing size is determined by the inner diameter (ID) and outer diameter (OD) required by your specific HPLC system. The ID affects flow rate and band broadening, while the OD needs to fit your instrument's ports. Always consult your instrument's manual for recommended tubing specifications.
Can I reuse chromatography tubing?
While some tubing can be reused, it's generally recommended to replace it periodically, especially if you notice signs of wear, kinks, or contamination. Reusing tubing can lead to leaks or introduce impurities, affecting your analytical results.
What causes leaks in LC fittings?
Leaks typically occur due to improper installation, worn-out ferrules, or incompatible fitting materials. Ensuring the ferrule is correctly seated and tightened, and that the fitting material is compatible with both the tubing and the solvent, are key to preventing leaks.