1. Healthcare/Lab/Dental Equipment Products
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  3. AGILENT 18740-20885

AGILENT 18740-20885 Inlet Seal

18740-20885 Agilent New Gold Plated Inlet Seal

( Brand: Agilent ), ( Part Type: Seal ), ( Manufacturer Part Number: 18740-20885 ), ( Country Of Origin: Usa )

Review AGILENT New Gold Plated Inlet Seal

The Agilent 18740-20885 inlet seal is an essential component for maintaining the integrity and performance of Agilent GC systems, particularly the 7890A and 7890B series. This inlet seal is engineered to provide an efficient and reliable interface between the GC column and the injector.

The inlet seal is designed with a high-precision, borosilicate glass liner that ensures precise sample injection. The liner is coated with an inert, thermally stable material that minimizes any interaction with the injected sample, ensuring accurate and consistent results.

The seal's exterior is constructed from a robust, high-performance elastomer material, providing a tight seal against the injector and column. This elastomer material is resistant to swelling, degradation, and chemical attack, ensuring long-lasting durability and reliability.

The Agilent 18740-20885 inlet seal also features a unique, self-aligning design. This feature allows the seal to easily align with the injector and column, reducing the risk of misalignment and ensuring consistent performance.

Moreover, the inlet seal is specifically engineered to minimize dead volumes and improve column efficiency. The small, compact design of the seal ensures that there is minimal dead volume between the injector and the column, allowing for faster analysis times and improved sensitivity.

The Agilent 18740-20885 inlet seal is easy to install and replace. It is designed to fit securely and snugly in the injector, ensuring a tight seal and optimal performance. The seal comes with clear installation instructions, making it simple and straightforward to install.

In summary, the Agilent 18740-20885 inlet seal is an essential component for maintaining the performance and accuracy of Agilent GC systems. Its high-precision glass liner, robust elastomer exterior, self-aligning design, and minimal dead volume make it a reliable and effective solution for efficient and consistent sample injection.

The Agilent 18740-20885 inlet seal is a crucial component for ensuring optimal performance in gas chromatography (GC) systems. This seal is designed to provide a tight gas seal between the GC column and the inlet liner, preventing leaks and maintaining the efficiency of the separation process. Here are some potential pros and cons of buying this inlet seal:

Pros:

1. Enhanced System Performance: A new inlet seal can improve the overall performance of your GC system by minimizing leaks, reducing background noise, and ensuring consistent peak shapes.

2. Longer Run Times: A well-sealed GC system can result in longer run times, reducing the need for frequent maintenance and downtime.

3. Improved Sample Throughput: By minimizing leaks and increasing column efficiency, a new inlet seal can help increase the sample throughput of your GC system.

4. Compatibility: This inlet seal is specifically designed for use with Agilent GC systems, ensuring a perfect fit and compatibility with your existing hardware.

5. Reliability: Agilent is a trusted brand in the field of GC systems, and their inlet seals are known for their durability and reliability.

Cons:

1. Cost: The Agilent 18740-20885 inlet seal can be quite expensive compared to some aftermarket or generic alternatives.

2. Availability: Depending on your location, it may be difficult to find this specific inlet seal in stock, which could result in longer wait times for replacement.

3. Installation Complexity: Installing a new inlet seal can be a complex process that requires specialized tools and expertise. It may be necessary to hire a professional service technician to perform the installation.

Conclusion:

The Agilent 18740-20885 inlet seal is a valuable investment for any GC system, offering improved performance, longer run times, and increased sample throughput. However, its high cost and potential installation complexity are important considerations. Ultimately, the decision to purchase this inlet seal depends on the specific needs and budget of your GC system.

Recommendation:

If your GC system is critical to your operations and you require optimal performance, it is recommended to invest in a genuine Agilent 18740-20885 inlet seal to ensure compatibility, reliability, and long-term efficiency. If budget is a concern, consider exploring aftermarket or generic alternatives, but be aware of potential compatibility issues and reduced durability. Always consult with your GC system manufacturer or a qualified service technician before making a purchasing decision.

Details:

part #: 1874020885 prices

  • $24.99-$89.00

specifications quakedental:

  • brand: Agilent
  • part type: Seal
  • manufacturer part number: 18740-20885
  • country of origin: Usa

returns quakedental:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller
  • method: Money back

general quakedental:

  • condition: New Open box
  • Business Industrial > Healthcare, Lab Dental > Other Healthcare, Lab Dental

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offer quakedental:

  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • started: March 27, 2026

shipping quakedental:

  • type: Calculated
  • carrier: USPS
  • class: Standard
  • transit: 5-10 Days
  • cost: $0.00
  • service: USPS Ground Advantage

seller quakedental:

  • # reviews: 1646
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  • city: Boonville, Missouri
part type: seal, country of origin: usa,
category: business & industrial > healthcare, lab dental, sku: 13446758321677721,

Agilent 18740-20885 Is Similar To:

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5 offers $24.99–$89.00 USD
  • New – Open box. Offer #1 priced at $24.99 + $0.00 delivery = $24.99* total. FREE SHIPPING
  • New. Offer #2 priced at $89.00 + $0.00 delivery = $89.00* total. Agilent is a trusted brand known for producing reliable and efficient chromatography systems and columns. The product is a set of Agilent chromatography columns specifically designed for gas chromatography (GC) techniques.FREE SHIPPING
  • New. Offer #3 priced at $51.57 + $54.35 delivery = $105.92* total. New sealed Agilent Gold Plated Seal.+$54.35 shipping
  • Used. Offer #4 priced at $30.00 + $0.00 delivery = $30.00* total. A washer is not included.FREE SHIPPING
  • New. Offer #5 priced at $30.00 + $13.65 delivery = $43.65* total. Your full cooperation in this matter is required and appreciated.+$13.65 shipping

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