absorption cell

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ab·sorp·tion cell

a small glass chamber with parallel sides, in which absorption spectra of solutions can be obtained.
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5 that consisted of the following parts: absorption cell of 1 m length and of 1 [dm.
The arsine gas (from sodium borohydride and acid) so produced were then carried into a separator, in which the gas phase was separated from the liquid phase and was passed on to the absorption cell by argon gas, while the liquid phase was drained off.
The spectrum of the absorption cell is measured synchronously at exactly the same time instances as the output of the Mach-Zehnder interferometer.
The unit is a single-mode optical-fiber-coupled absorption cell containing carbon monoxide [[blank].