Promotional price valid on web orders only. Your contract pricing may differ. Interested in signing up for a dedicated account number?
Learn More

Thermo Scientific™ Retention Gap Kits

Install a retention gap/guard column to your analytical column with a single kit.

Supplier:  Thermo Scientific™ 260G401P

 View more versions of this product

Catalog No. 26-0G4-01P

This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.



Use Thermo Scientific™ Retention Gap Kits to conveniently install a retention gap/guard column to your analytical column. Each kit includes deactivated silica tubing, a miniunion, and five ferrules.


  • Length of deactivated fused silica tubing
  • Mini-union
  • Five ferrules


Guard Column (GC)
Tubing; 0.53 mm ID x 1 m (Siltek)
0.021 in.
3 ft 3 in.
Deactivated Silica
GC Tubing
0.53 mm
1 m


Product Certifications


Provide Content Correction

We continue to work to improve your shopping experience and your feedback regarding this content is very important to us. Please use the form below to provide feedback related to the content on this product.

Product Title

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.

Cancel Submit

Limited warranty period: Subject to all warranty requirements and exclusions set out in our Terms and Conditions of Sale, this product is warranted from the date we ship the product and for ninety (90) days thereafter. Disclaimer to internal research use restriction: Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.