Thermo Fisher 18-ST101 Pack of 125 18mmheadspace bottle cap,PTFE/silicone, blue
$255.39 / Parcel$280.03 Min.order：1
18-ST101 Pack of 12518mm headspace cap, PTFE/silica gel, blue
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Choose a septum material that meets your needs.
- The gray butyl stopper is an economical septum suitable for lower temperature (125°C) or low pressure applications.
- Gray PTFE/red rubber septa are an economical choice when a PTFE septum is required.
- PTFE/white silicone PurePack septa are suitable for general volatility analysis.
- Gray PTFE/molded black butyl rubber septum provides a higher positive pressure seal to prevent loss of stationary gas.
- PTFE/blue high-purity silicone septa reduce background caused by outgassing of extractives or volatile contaminants.
- Black rubber septa are an economical choice for applications requiring lower levels of moisture vapor penetration.
Unassembled Convenience Kit
National and Chromacol Headspace Unassembled Convenience Kits save time in sample preparation and include matching quantities of vials and pre-assembled septa Silver aluminum cover for added convenience.
Limited Warranty Period: Subject to all warranty requirements and exclusions identified in our Terms and Conditions of Sale, This product is warranted for ninety (90) days from the date of shipment of the product. Disclaimer of Restrictions on Use for Internal Research: Any restrictions on the use of Products by Purchaser solely for internal research do not apply to the Products on the web page to which this statement relates.
