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National Scientific 20mm Crimp Seals with Inserted Septa

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20mm Crimp seals with prefitted septa for headspace vials

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Product Name Part # Image Price Qty
20mm Pressure Release Crimp Seal, Ivory PTFE/Red Rubber Septum, 100/pack

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NS-C402034AP 20mm Pressure Release Crimp Seal, Ivory PTFE/Red Rubber Septum, 100/pack
$86.99
20mm Pressure Release Crimp Seal, Clear PTFE/Gray Butyl Rubber, 100/pack

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NS-C402043AP 20mm Pressure Release Crimp Seal, Clear PTFE/Gray Butyl Rubber, 100/pack
$100.05
20mm Pressure Release Crimp Seal, Aluminum Foil/White Hi Temp Silicone Septum, 100/pack

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NS-C402037AP 20mm Pressure Release Crimp Seal, Aluminum Foil/White Hi Temp Silicone Septum, 100/pack
$148.43
20mm Pressure Release Crimp Seal, Gray PTFE/Black Butyl Rubber, Pharmafix Molded Septum, 100/pack

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NS-C402036AP 20mm Pressure Release Crimp Seal, Gray PTFE/Black Butyl Rubber, Pharmafix Molded Septum, 100/pack
$118.99
20mm Magnetic Crimp Seal, One Piece Tin-Plate Clear PTFE/Gray Butyl Rubber, 100/pack

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NS-C402043A 20mm Magnetic Crimp Seal, One Piece Tin-Plate Clear PTFE/Gray Butyl Rubber, 100/pack
$117.94
20mm Crimp Seal, Ivory PTFE/Red Rubber Septum, 100/pack

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NS-C402034A 20mm Crimp Seal, Ivory PTFE/Red Rubber Septum, 100/pack
$79.71
20mm Pressure Release Crimp Seal, Clear PTFE/Translucent Blue Silicone Septum, 100/pack

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NS-C402042AP 20mm Pressure Release Crimp Seal, Clear PTFE/Translucent Blue Silicone Septum, 100/pack
$169.82
20mm Magnetic Crimp Seal, Clear PTFE/Translucent Blue Silicone Septum, 100/pack

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NS-C402042A 20mm Magnetic Crimp Seal, Clear PTFE/Translucent Blue Silicone Septum, 100/pack
$198.70
20mm SepCapª Molded PE Storage Cap, 250/case

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NS-C402031 20mm SepCapª Molded PE Storage Cap, 250/case
$65.83
20mm Pressure Release Crimp Seal, Tan PTFE/White Silicone Septum, 100/pack

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NS-C402032AP 20mm Pressure Release Crimp Seal, Tan PTFE/White Silicone Septum, 100/pack
$58.34
20mm Crimp Seal, Clear PTFE/Gray Butyl Rubber, 100/pack

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NS-C402039A 20mm Crimp Seal, Clear PTFE/Gray Butyl Rubber, 100/pack
$100.48
20mm Crimp Seal, Gray PTFE/Black Butyl Rubber, Pharmafix Molded Septum, 100/pack

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NS-C402036A 20mm Crimp Seal, Gray PTFE/Black Butyl Rubber, Pharmafix Molded Septum, 100/pack
$111.95
20mm Crimp Seal, Tan PTFE/White Silicone Septum, 100/pack

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NS-C402032A 20mm Crimp Seal, Tan PTFE/White Silicone Septum, 100/pack
$96.24

Additional Details

* Seals with pre-inserted septa are convenient and minimize contamination due to handling

* Use magnetic seals with CTC/Leap™Technologies, Gerstel® and other magnetic transport autosamplers

* PurePak™ PTFE/Silicone seals are packed in glass jars to maintain purity up to the point of use

* Molded polyethylene SepCap™ is suitable for short-term storage or where repeated access to the vial is required