Septa
 
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  Septa


Septa are an important part of the GC instrument, providing a leak-free seal at the inlet, and require good durability, resealability and low bleed to optimize the performance of your instrument. 

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   Product Detail


Septa from Thermo Fisher Scientific are available in several types of materials, described below, to fit Thermo Fisher Scientific's GC and GC/MS instruments as well as other manufacturers’ instruments, matching different application needs.

SEPTA TYPE  

  DESCRIPTION        

TEMPERATURE LIMIT

TCS

Triple layer with Teflon

        280 °C

CS

Silicone with Teflon

        200 °C

Auto-Sep™

High Grade Silicone

        320 °C

Auto-Sep T™

High Grade Silicone with Teflon

        350 °C

BTO®

Low Bleed Silicone

        400 °C

TR-Green

High Temperature, Long Life

        400 °C

BTO septa are recommended for use with Thermo Scientific TRACE and FOCUS injectors, although other septa may also be used.
 Septa
 Product# Price  Material  Diameter  Quantity  
           
 31303240      -    BTO 9 mm 50   SELECT  
 31313225      -    BTO 12.7 mm 10   SELECT  
 31303211      -    BTO 17 mm 50   SELECT  
 313C110M      -    CS 11 mm 50   SELECT  
 313C125A      -    CS 12.5 mm 50   SELECT  
 313T110M      -    TCS 11 mm 50   SELECT  
 313T125A      -    TCS 12.5 mm 50   SELECT  
 313T170T      -    TCS 17 mm 50   SELECT  
 313A950M      -    Auto-Sep 9.5 mm 25   SELECT  
 313A110V      -    Auto-Sep 11 mm 25   SELECT  
 313S950M      -    Auto-SepT 9.5 mm 25   SELECT  
 313S110M      -    Auto-SepT 11 mm 25   SELECT  
 313S119M      -    Auto-SepT 11 mm 100   SELECT  
 313B201S      -    Enduro Shimadzu plug 50   SELECT  
 31303230      -    BTO 11 mm 50   SELECT  
 31303228      -    BTO 12.7 mm 50   SELECT  
 313G3240      -    TR-Green 9 mm 50   SELECT  
 313G3211      -    TR-Green 17 mm 50   SELECT  
 313G3230      -    TR-Green 11 mm 50   SELECT  
 313G3228      -    TR-Green 12.7 mm 50   SELECT  
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