free sample headspace gas chromatography with flat bottom online
free sample flat bottom gas chromatography vials with PTFE
free sample headspace gas chromatography with PTFE septa price 1.20mm Headspace Crimp Vials ND20 20mm Headspace Crimp Vials are often used in Shimadzu, Spectral Physics, Varian, and other autosamplers. 2.20mm Crimp-top Aluminum Caps with Septa 20mm crimp top septa is used PTFE and high-quality silicone rubber or ultra-pure silica as raw materials, the gasket is guaranteed to be non-toxic.
GC Autosamplers, Headspace, Sample Introduct...
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