apsorpciona hromatografija

A technique for determining the concentration and structure of a substance by measuring the amound of electromagnetic radiation the sample absorbs at various wavelengths .

linija apsorpciona

Astronomy; General astronomy

1) Dark line in a spectrum, produced when light or other electromagnetic radiation coming from a distant source passes through a gas cloud or similar object closer to the ...

determinacija

Chemistry; Analytical chemistry

The finding of the value of a chemical or physical property of a compound, such as reaction-rate determination or specific-gravity determination.

apsolutni detekcioni limit

Chemistry; Analytical chemistry

The smallest amount of an element or compound that is detectable in or on a given sample; expressed in terms of mass units or numbers of atoms or molecules.

apsolutna metoda

Chemistry; Analytical chemistry

A method of chemical analysis that bases characterization completely on standards defined in terms of physical properties.

širina pika

Chemistry; Analytical chemistry

In a gas chromatogram (plot of eluent rise and fall versus time), the width of the base (time duration) of a symmetrical peak (rise and fall) of eluent.

apsorpciometar

Chemistry; Analytical chemistry

1. 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 ...

apsorpciometrijska analiza

Chemistry; Analytical chemistry

Chemical analysis of a gas or a liquid by measurement of the peak electromagnetic absorption wavelengths that are unique to a specific material or element.