CRS AG3 (Advanced Green 3) GC septa

CRS GC septa

Give your GC the seal of approval

Desired septa attributes:

  • Reliably seal against the carrier gas pressure in the inlet.
  • Capable of being pierced and resealed time after time without pieces of the septa being deposited in the GC inlet system.
  • Does not contaminate or bleed material into the chromatographic system.

Features and benefits

  • Combines significantly longer injection life, low bleed and low injection port adhesion.
  • Packaged in blister packs (PK24,25) and glass jars (PK50,100) for purity.

Recommended applications

Premium septa for autosamplers in all critical analyses.

Product specifications

Sizes available (mm): 5, 6, 6.4, 7, 8, 9, 9.5, 10, 11, 11.5, 12.7, 17, and Shimadzu plug style.

  • Material: High-temp silicone
  • Durability: Excellent
  • Resealing: Excellent
  • Solvent resistance: Excellent
  • Tear resistance: Excellent
  • Maximum injector temperature: 300°C for 17 mm size, 350°C for all other sizes


Please refer to the part number list for more items.

For technical information such as manuals and MSDS please visit

More information