CRS Marathon 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.

Ideal for standard manual injection GC and GC/MS.

Sizes available (mm): 5, 9, 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
041911	5 mm OD Marathon long-life center guide GC septa PK25
239597	5 mm OD Marathon long-life center guide GC septa PK50
041908	9 mm OD Marathon long-life center guide GC septa PK25
239779	9 mm OD Marathon long-life center guide GC septa PK50
041915	11 mm OD Marathon long-life center guide GC septa PK25
239297	11 mm OD Marathon long-life center guide GC septa PK50
239888	11 mm OD Marathon long-life center guide GC septa PK100
041907	11.5 mm OD Marathon long-life center guide GC septa PK25
239798	11.5 mm OD Marathon long-life center guide GC septa PK50
041914	12.7 mm (1/2") OD Marathon long-life center guide GC septa PK24
239397	12.7 mm (1/2") OD Marathon long-life center guide GC septa PK50
041910	17 mm OD Marathon long-life center guide GC septa PK24
239698	17 mm OD Marathon long-life center guide GC septa PK50
041913	Shimadzu plug Marathon long-life center guide GC septa PK25
239498	Shimadzu plug Marathon long-life center guide GC septa PK50