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National Scientific 20mm Headspace Vials

By National Scientific
National Scientific 20mm Headspace Vials

Manufactured to provide uniform glass thickness to insure even heat distribution for consistent sampling reliability. Vials meet or exceed OEM instrument manufacturer’s specifications.

Headspace vials are available in 6mL, 10mL, and 20mL sizes. With 20mm beveled edges. Use Tin plate seals with magnetic pick autosamplers. Pressure release seals are designed to open when internal pressures exceed 3.0±0.5 bar, protecting equipment during analysis of highly volatile samples.

Made of Type I, Class A borosilicate glass. Vials, crimp top seals, and septa sold separately.

National Scientific 20mm Headspace Vials

                       
Cat.No. Name Style Color Capac. Diam x H PK     CS    
207-C4020-60 20mm Headspace Vials Flat Bottom Clear 6mL 22 x 38mm $381.08
100/PK
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207-C4020-10 20mm Headspace Vials Flat Bottom Clear 10 23 x 46 $39.78
100/PK
Add To Favorites $397.80
1000/CS
Add To Favorites
207-C4020-S10 20mm Headspace Vials Flat Bottom, Silanized Clear 10 23 x 46 $91.72
100/PK
Add To Favorites      
207-C4020-210 20mm Headspace Vials Round Bottom Clear 10 23 x 46 $53.92
100/PK
Add To Favorites $539.20
1000/CS
Add To Favorites
207-C4020-20 20mm Headspace Vials Flat Bottom Clear 20 23 x 75 $46.38
100/PK
Add To Favorites $463.80
1000/CS
Add To Favorites
207-C4020-S20 20mm Headspace Vials Flat Bottom, Silanized Clear 20 23 x 75 $114.96
100/PK
Add To Favorites $1149.60
1000/CS
Add To Favorites
207-C4020-2 20mm Headspace Vials Round Bottom Clear 20 23 x 75 $46.38
100/PK
Add To Favorites $463.80
1000/CS
Add To Favorites

20mm Headspace Septa

  • PTFE/Red Rubber septa are resistant to coring and offer good resealing characteristics
  • Gray Butyl is an economical septum for low temperature applications
  • PTFE/Gray Butyl septum provides increased chemical resistance
  • PTFE/Silicone septa offer excellent chemical resistance, resealing characteristics and low background
  • Use Aluminum Foil/Silicone septa in extreme high temperature applications
  • PurePak PTFE/Silicone septa are packed in glass jars to maintain purity up to the point of use
               
Cat.No. Name PK     CS    
207-C4020-32 20mm Septum, Tan PTFE/White Silicone (PurePak) $102.26
100/PK
Add To Favorites $1022.60
1000/CS
Add To Favorites
207-C4020-34 20mm Septum, Ivory PTFE/Red Rubber $81.96
100/PK
Add To Favorites $819.60
1000/CS
Add To Favorites
207-C4020-36 20mm Septum, Gray PTFE/Black Butyl Rubber, Molded Pharma-fix $95.76
100/PK
Add To Favorites $957.60
1000/CS
Add To Favorites
207-C4020-37 20mm Septum, Aluminum Foil/White High Temperature Silicone $119.44
100/PK
Add To Favorites      
207-C4020-40 20mm Septum, Black Natural Rubber, Unfaced $35.90
100/PK
Add To Favorites      

20mm Crimp Seals with Inserted Septa

20mm Crimp Seals with Inserted Septa

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.

               
Cat.No. Name PK     CS    
207-C4020-34A 20mm Crimp Seal, Ivory PTFE/Red Rubber Septum $90.60
100/PK
Add To Favorites $906.00
1000/CS
Add To Favorites
207-C4020-34AP 20mm Pressure Release Crimp Seal, Ivory PTFE/Red Rubber Septum $98.86
100/PK
Add To Favorites $988.60
1000/CS
Add To Favorites
207-C4020-39A 20mm Crimp Seal, Clear PTFE/Gray Butyl Rubber $105.30
100/PK
Add To Favorites      
207-C4020-43A 20mm Magnetic Crimp Seal, One Piece Tin-Plate Clear PTFE/Gray Butyl Rubber $125.94
100/PK
Add To Favorites      
207-C4020-43AP 20mm Pressure Release Crimp Seal, Clear PTFE/Gray Butyl Rubber $113.70
100/PK
Add To Favorites      
207-C4020-36A 20mm Crimp Seal, Gray PTFE/Black Butyl Rubber, Pharmafix Molded Septum $127.22
100/PK
Add To Favorites $1272.20
1000/CS
Add To Favorites
207-C4020-36AP 20mm Pressure Release Crimp Seal, Gray PTFE/Black Butyl Rubber, Pharmafix Molded Septum $135.22
100/PK
Add To Favorites $1352.20
1000/CS
Add To Favorites
207-C4020-32A 20mm Crimp Seal, Tan PTFE/White Silicone Septum $109.36
100/PK
Add To Favorites $1093.60
1000/CS
Add To Favorites
207-C4020-32AP 20mm Pressure Release Crimp Seal, Tan PTFE/White Silicone Septum $66.30
100/PK
Add To Favorites $663.00
1000/CS
Add To Favorites
207-C4020-42A 20mm Magnetic Crimp Seal, Clear PTFE/Translucent Blue Silicone Septum $225.82
100/PK
Add To Favorites      
207-C4020-42AP 20mm Pressure Release Crimp Seal, Clear PTFE/Translucent Blue Silicone Septum $193.00
100/PK
Add To Favorites      
207-C4020-37AP 20mm Pressure Release Crimp Seal, Aluminum Foil/White Hi Temp Silicone Septum $179.86
100/PK
Add To Favorites      

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We are currently working diligently to update our website pricing information for the New Year. If you place an order, you will be acknowledged with any corrected pricing. If you'd like the most current information sooner, please don't hesitate to drop us an email or give us a call and we'd be happy to assist. Thank you for your patience while we are updating.

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