colorimeter

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colorimeter

[‚kəl·ə′rim·əd·ər]
(analytical chemistry)
A device for measuring concentration of a known constituent in solution by comparison with colors of a few solutions of known concentration of that constituent. Also known as chromometer.
(optics)
An instrument that measures color by determining the intensities of the three primary colors that will give that color.

colorimeter

A device that measures the red, green and blue values of color. See colorimetry and color calibration. Contrast with densitometer.
References in periodicals archive ?
05 (a) Measured spectrophotometrically at 546 nm using spectrophotometry diagnostic kits (b) Measured colorimetrically at 412 nm.
Concentrations of CD4 and CD8 molecules in jejunal extracts were assayed colorimetrically, through the antigenantibody reaction, instrument measured absorbance in the 450nm wavelength with ELISA kits (Cusabio).
Finally, the microarray spots were colorimetrically developed by vertical flow with affinity-labeled gold nanoparticles.
The total sugar content of the resulting hydrolysate was determined colorimetrically by the phenol-sulfuric method, using glucose as standard (Dubois et al.
The concentrations of ferrous ions were determined colorimetrically at [[lambda].
N) was analyzed colorimetrically with an automated continuous-flow analyzer (Bran + Luebbe Autoanalyzer III, Bran-Luebbe, Chicago, IL).
2] concentration in saliva was determined colorimetrically using freshly prepared Griess reagents (18).
Immediately after stress, the blood samples were analyzed colorimetrically to estimate serum malondialdehyde and superoxide dismutase by commercially available kits.
After that, the ammonia formed can be measured colorimetrically by the Berthelot reaction [3].
The spectrophotometer was set on 420 nm and the concentration of purpurogallin in 1-butanol was measured colorimetrically.
The degree of glycosylation of hemoglobin in the presence of different concentrations of extract and their absence were measured colorimetrically at 520 nm.