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¹ Premium seals include Kalrez, PEEK, other Fluorocarbons
² Special materials may be requested for the TCD, Valco valves. Not all material are available.
³ Multiple options are possible. Separate with a comma.

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¹ This information is required for sizing the mass flow controllers. Please note that mass flow controllers will typically only deliver accurately in the 5 - 95% range of the full scale and that their reproducibility and accuracy is limited to 1% of full scale.
² Syringe pumps can precisely deliver very low flows over a wide range with high accuracy, but are significantly more expensive than piston pumps.