absorptiometer

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absorptiometer

[əb‚sȯrp·tē′ä·məd·ər]
(analytical chemistry)
An instrument equipped with a filter system or other simple dispersing system to measure the absorption of nearly monochromatic radiation in the visible range by a gas or a liquid, and so determine the concentration of the absorbing constituents in the gas or liquid.
A device for regulating the thickness of a liquid in spectrophotometry.
References in periodicals archive ?
Dougan WK, Wilson AL (1974) The absorptiometric determination of aluminium in water.
Comparison of dual-energy x-ray absorptiometric and anthropometric measures of adiposity in relation to adiposity-related biologic factors.
The patient lost a large amount of weight (49 kg) (Table 1), with concomitant reductions in body mass index and body fat measured on dual-energy x-ray absorptiometric scans (Hologic QDR 4500A; Hologic, Inc.