CRS BTO® (Bleed temperature optimized) 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.

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

Premium septa for autosamplers in any high temperature application.

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

Please refer to the part number list for more items.

For technical information such as manuals and MSDS please visit chromres.com/resources.

Find in table:

Part number	Part description and detail
Non-center guide
0418999	6 mm (4 mm thick) OD BTO premium high-temp pre-drilled GC septa PK50
Center guide
298787	5 mm OD BTO premium high-temp center guide GC septa PK50
041919	6.4 mm (1/4") OD BTO premium high-temp GC septa PK25
298755	6.4 mm (1/4") OD BTO premium high-temp GC septa PK50
041896	9 mm OD BTO premium high-temp center guide GC septa PK25
298713	9 mm OD BTO premium high-temp center guide GC septa PK50
041897	9.5 mm OD BTO premium high-temp GC septa PK25
298705	9.5 mm (3/8") OD BTO premium high-temp septa PK50
041918	10 mm OD BTO premium high-temp GC septa PK25
298745	10 mm OD BTO premium high-temp GC septa PK50
041898	11 mm OD BTO premium high-temp center guide GC septa PK25
298717	11 mm OD BTO premium high-temp center guide GC septa PK50
298718	11 mm OD BTO premium high-temp center guide GC septa PK100
041899	11.5 mm OD BTO premium high-temp center guide GC septa PK25
298777	11.5 mm OD BTO premium high-temp center guide GC septa PK50
0418992	12.7 mm OD BTO premium high-temp center guide GC septa PK24
298727	12.7 mm OD BTO premium high-temp center guide GC septa PK50
0418990	17 mm OD BTO premium high-temp center guide GC septa PK24
298817	17 mm OD BTO premium high-temp center guide GC septa PK50
298735	Shimadzu Plug BTO premium high-temp center guide GC septa PK50