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Chemical substance being analyzed, especially in clinical chemistry
An analyte, component (in clinical chemistry), titrand (in titrations), or chemical species is a substance or chemical constituent that is of interest
Analyte
Laboratory method for determining the concentration of an analyte
solution of analyte (which may also be termed the titrand) to determine the analyte's concentration. The volume of titrant that reacted with the analyte is termed
Titration
Technique in analytical chemistry
chemistry used to separate, identify, and quantify specific components (analytes) in mixtures. The mixtures can originate from food, chemicals, pharmaceuticals
High-performance liquid chromatography
High-performance_liquid_chromatography
Biochemical test for a protein or other molecule using an antibody
The molecule detected by the immunoassay is often referred to as an "analyte" and is in many cases a protein, although it may be other kinds of molecules
Immunoassay
Extraction of a material by washing with a solvent
adsorbent–analyte complex or displace the analyte by binding to the adsorbent in its place. After the solvent molecules displace the analyte, the analyte can
Elution
Method of analyzing electrochemical reactions
and various industrial processes. In voltammetry, information about an analyte is obtained by measuring the current as the potential is varied. The analytical
Voltammetry
Set of laboratory techniques for separation of mixtures
by the analytes exiting the system. In the case of an optimal system the signal is proportional to the concentration of the specific analyte separated
Chromatography
Class of biological molecules
Analyte-specific reagents (ASRs) are a class of biological molecules which can be used to identify and measure the amount of an individual chemical substance
Analyte-specific_reagent
Method of separating chemical or biological samples
of methods. In CE methods, analytes migrate through electrolyte solutions under the influence of an electric field. Analytes can be separated according
Capillary_electrophoresis
Method of analyzing electrochemical reactions
voltammetry is generally used to study the electrochemical properties of an analyte in solution or of a molecule that is adsorbed onto the electrode and to
Cyclic_voltammetry
Area of clinical pathology that is generally concerned with analysis of bodily fluids
sciences focusing on qualitative tests of important compounds, referred to as analytes or markers, in bodily fluids and tissues using analytical techniques and
Clinical_chemistry
Effect causing reduced detector response
competition for ionisation efficiency in the ionisation source, between the analyte(s) of interest and other endogenous or exogenous (e.g. plasticisers extracted
Ion suppression (mass spectrometry)
Ion_suppression_(mass_spectrometry)
Type of chromatography
samples with high analyte concentrations (>0.1%) whereas splitless injection is best suited for trace analysis with low amounts of analytes (<0.01%). In splitless
Gas_chromatography
Type of field-effect transistor
solution. When the target analyte concentration changes, the current through the transistor will change accordingly. Here, the analyte solution separates the
Chemical field-effect transistor
Chemical_field-effect_transistor
Method for determining the concentration of a substance in an unknown sample
the so-called analytical signal, changes with the concentration of the analyte (the substance to be measured). In more general use, a calibration curve
Calibration_curve
Chemical analysis method
solution. The internal standard responds proportionally to changes in the analyte and provides a similar, but not identical, measurement signal. It must
Internal_standard
Method in analytical chemistry
quantifies the analyte present in an unknown. This method is useful for analyzing complex samples where a matrix effect interferes with the analyte signal. In
Standard_addition
Process to separate compounds by properties
contains the desired analytes or undesired impurities. If the portion retained on the stationary phase includes the desired analytes, they can then be removed
Solid-phase_extraction
Quantitative determination of a chemical species based on its mass
used in analytical chemistry for the quantitative determination of an analyte (the ion being analyzed) based on its mass. The principle of this type
Gravimetric_analysis
Analytical chemistry technique
collection, evaporation of solvent, and transfer of analytes to the MS using probes. Off-line analyte treatment process was time-consuming and there was
Liquid chromatography–mass spectrometry
Liquid_chromatography–mass_spectrometry
Type of size-exclusion chromatography
chromatography (SEC), that separates high molecular weight or colloidal analytes on the basis of size or diameter, typically in organic solvents. The technique
Gel_permeation_chromatography
Measure the amount of a target entity
entity. The measured entity is often called the analyte, the measurand, or the target of the assay. The analyte can be a drug, biochemical substance, chemical
Assay
Method to detect an antigen using an antibody and enzyme
biochemistry assay and a "wet lab" technique, ELISA involves detection of an analyte (i.e., the specific substance whose presence is being quantitatively or
ELISA
Ionization technique
ablation and desorption of the sample and matrix material. Finally, the analyte molecules are ionized by being protonated or deprotonated in the hot plume
Matrix-assisted laser desorption/ionization
Matrix-assisted_laser_desorption/ionization
Medical laboratory test
classified as a technique that uses antibodies to detect a protein analyte, with the word analyte referring to any biological or chemical substance being identified
ELISpot
Optical biosensing technology
ligand is first immobilized onto a bio compatible biosensor while the analyte is in solution. Shortly after this, the biosensor tip is dipped into the
Bio-layer_interferometry
Fraction of an analyte in chromatography
In chromatography, the retardation factor (R) is the fraction of an analyte in the mobile phase of a chromatographic system. In planar chromatography
Retardation_factor
Biological fluid sampling technique
continuous measurement of free, unbound analyte concentrations in the extracellular fluid of virtually any tissue. Analytes may include endogenous molecules
Microdialysis
Components of a chemical sample other than the substance of interest
chemical analysis, matrix refers to the components of a sample other than the analyte of interest. The matrix can have a considerable effect on the way the analysis
Matrix_(chemical_analysis)
Immunochromatographic testing devices
used for smaller analytes since smaller analytes have fewer binding sites. The sample first encounters antibodies to the target analyte labelled with a
Lateral_flow_test
Type of chromatography
stationary phase and a high-organic mobile phase for the separation of analytes by polarity. While it is not as popular as some other types of liquid chromatography
Hydrophilic interaction chromatography
Hydrophilic_interaction_chromatography
Competitive homogenous enzyme immunoassay
antibody occurs between the analyte in the sample and the enzyme-fragment-analyte-conjugate. High concentrations of analyte in the sample lead to a relatively
Cloned enzyme donor immunoassay
Cloned_enzyme_donor_immunoassay
including ion selective electrodes, because they measure the activity of the analyte rather than its concentration. TISAB essentially masks minor changes made
Total ionic strength adjustment buffer
Total_ionic_strength_adjustment_buffer
Probe which tests for biological molecules
biomimetic component that interacts with, binds with, or recognizes the analyte under study. The biologically sensitive elements can also be created by
Biosensor
Technique in mass spectroscopy
form reagent ions, which subsequently react with analyte molecules in the gas phase to create analyte ions for analysis by mass spectrometry. Negative
Chemical_ionization
Solution with a precisely known concentration of something
loss of analyte during sample preparation, for example when the analyte is in a volatile solvent. If both the internal standard and the analyte lose solvent
Standard_solution
ligand (indicator) with affinity to the target analyte is measured. When the indicator interacts with the analyte the apparent size increases and this change
Flow-induced dispersion analysis
Flow-induced_dispersion_analysis
Analytical methods in chemistry
which study an analyte by measuring the potential (volts) and/or current (amperes) in an electrochemical cell containing the analyte. These methods can
Electroanalytical_methods
measure the amount of analyte present in unknown chemical samples. It involves two steps, namely the titration of the analyte with potassium permanganate
Permanganometry
Chemical analysis technique
introduced for monitoring sulfur dioxide and nitrogen dioxide, but the analyte scope later widened as the sorbents became more advanced. Another early
Analytical_thermal_desorption
immunoassay that uses magnetic beads to simultaneously measure multiple analytes in a single experiment. A multiplex assay is a derivative of an ELISA using
Multiplex_(assay)
Sensor of ion concentration in a solution
ion-selective electrodes, a scientist wants to compare the signal of an analyte to the electrochemical potential shown by the ISE. Different types of electrodes
Ion-selective_electrode
Method of determining the quantity of chemical substances
internal standardisation, because the standard (isotopically enriched form of analyte) is added directly to the sample. In addition, unlike traditional analytical
Isotope_dilution
Device that creates charged atoms and molecules (ions)
to the analyte molecule in a reactive collision: M + X + + A ⟶ MX + + A {\displaystyle {\ce {M + X+ + A -> MX+ + A}}} Where M is the analyte molecule
Ion_source
Topics referred to by the same term
in the board game Scrabble Blank (solution), a solution containing no analyte A planchet or blank, a round metal disk to be struck as a coin Application
Blank
Electroanalytic technique
measured current is directly proportional to the concentration of the analyte. Example: Blood glucose monitor Carbon is used as a working electrode which
Amperometry
Universal detection technique for gas chromatography
also be used to deconvolve analyte co-elution, resulting in an accurate quantitative representation of individual analyte contribution to the original
Gas chromatography–vacuum ultraviolet spectroscopy
Gas_chromatography–vacuum_ultraviolet_spectroscopy
Type of antibody
immunoassays in which the analyte in the unknown sample is bound to the antibody site, then labeled antibody is bound to the analyte. The amount of labeled
Heterophile_antibody
Equation in electrochemistry
ferrocene/ferrocenium couple, the current measured depends on the rate at which the analyte diffuses to the electrode. That is, the current is said to be "diffusion
Cottrell_equation
Separation technique used in analytical chemistry
selective separation and concentration of ionic analytes. It is a form of electrophoresis; charged analytes are separated based on ionic mobility, a quantity
Isotachophoresis
amount of light absorbed can be linearly correlated to the concentration of analyte present. Free atoms of most elements can be produced from samples by the
Graphite furnace atomic absorption
Graphite_furnace_atomic_absorption
Environmental chemistry technique
application of Fick's law. Once the mass of an analyte has been determined, the time-averaged concentration of the analyte in the bulk, C D G T {\displaystyle C_{DGT}}
Diffusive gradients in thin films
Diffusive_gradients_in_thin_films
Type of destructive chromatography detector
easily used in gradient method of LC and SFC. The remaining non-volatile analyte particles are carried further by a carrier gas to a light scattering cell
Evaporative light scattering detector
Evaporative_light_scattering_detector
Physical phenomenon of electron resonance
This makes SPR a possible technique for detecting particular substances (analytes) and SPR biosensors have been developed to detect various important biomarkers
Surface_plasmon_resonance
American chemist (1918–2006)
the variability of chemical measurements and the concentration of the analyte. This relationship, called the Horwitz curve applies only to the between-laboratory
William_Horwitz
that uses chemiluminescence (CL) to determine the concentration of an analyte. This is achieved through the addition of a luminophore or enzyme marker
Chemiluminescent_immunoassay
Study of the separation, identification, and quantification of matter
Titration is a family of techniques used to determine the concentration of an analyte. Titrating accurately to either the half-equivalence point or the endpoint
Analytical_chemistry
Method of chemical analysis
forms an amalgam with the analyte of interest, which upon oxidation results in a sharp peak, improving resolution between analytes. The mercury film is formed
Electrochemical stripping analysis
Electrochemical_stripping_analysis
Parameter used in electrochemistry
electron transfer between an analyte and the electrode. Such rates provide insights into the structure and bonding in the analyte and the electrode. For example
Exchange_current_density
Laboratory technique
of analytes (including both volatile and non-volatile) from different kinds of media, that can be in liquid or gas phase. The quantity of analyte extracted
Solid-phase_microextraction
Routine laboratory test of blood cells
leukaemia Analyte Result White cell count 98.8 × 109/L Hemoglobin 116 g/L Hematocrit 0.349 L/L MCV 89.0 fL Platelet count 1070 × 109/L Analyte Result Neutrophils
Complete_blood_count
Type of spectroanalytical procedure
The latter flame offers a more reducing environment, ideally suited for analytes with a high affinity to oxygen. Liquid or dissolved samples are typically
Atomic absorption spectroscopy
Atomic_absorption_spectroscopy
successful, such as volume, concentration, sample phase, and composition of the analyte solution. Quite possibly the most important consideration in sample preparation
Sample preparation in mass spectrometry
Sample_preparation_in_mass_spectrometry
Signal ratio used in chromatography
spectroscopy, is the ratio between a signal produced by an analyte, and the quantity of analyte which produces the signal. Ideally, and for easy computation
Response_factor
Material with changing electrical resistance according to its surroundings
chemical interaction between the sensing material and the analyte. The sensing material and the analyte can interact by covalent bonding, hydrogen bonding,
Chemiresistor
Compound that is derived from a similar compound by a chemical reaction
widely used. In analytical chemistry, derivatization can be used to convert analytes into other species for improving detection. For example, polar groups such
Derivative_(chemistry)
Phosphate(PO4 3-) test Classification Colorimetric method Analytes Phosphate
Phosphate_test
recognition layer. As a result of the presence and biochemical action of the analyte (target of interest), a physicochemical change is produced within the biorecognition
Biotransducer
structure (organic or inorganic complexes) that is used for sensing of an analyte to produce a detectable change or a signal. The action of a chemosensor
Molecular_sensor
characteristics such as kinetic rates and affinity constants of the analyte-target binding, or analyte concentrations, can be determined. GCI is based on phase-shifting
Grating-coupled interferometry
Grating-coupled_interferometry
Converter that measures a physical quantity and converts it into a signal
analyte). Two main steps are involved in the functioning of a chemical sensor, namely, recognition and transduction. In the recognition step, analyte
Sensor
Institute as the highest apparent analyte concentration expected to be found when replicates of a sample containing no analyte are tested. Blank (solution)
Blank_value
undergo ion-molecule reactions with the sample molecules to produce analyte ions. Analytes with low ionization energy may be ionized directly. The DART ionization
Direct_analysis_in_real_time
Arrangement of chemical sensors
architecture with multiple sensor components that create a pattern for analyte detection from the additive responses of individual sensor components.
Chemical_sensor_array
Chemical compound
formed from Pirkle's alcohol and the enantiomers of the analyte. Enantiomorphic protons of the analyte enantiomers, which without Pirkle's alcohol are indistinguishable
Pirkle's_alcohol
Beam anchored at only one end
the concentration of the analyte. Porous microcantilevers have been fabricated providing a much larger surface area for analyte to bind to. This improves
Cantilever
In electrochemistry, region surrounding an electrode in solution
The diffusion layer thus depends on the diffusion coefficient (D) of the analyte and, for voltammetric measurements, on the scan rate (V/s). It is usually
Diffusion_layer
Soft ionization method
direct APPI, this process occurs for the analyte molecule, forming the molecular radical cation M•+. The analyte radical cation can be detected as M•+ or
Atmospheric-pressure photoionization
Atmospheric-pressure_photoionization
Chemical process
exploited. In gravimetric analysis, which consists on precipitating the analyte and measuring its mass to determine its concentration or purity, coprecipitation
Coprecipitation
Device for measuring chemicals
chromophore. The CAD can measure all non-volatile and many semi-volatile analytes including, but not limited to, antibiotics, excipients, ions, lipids, natural
Charged_aerosol_detector
Quantitative analysis of a water-soluble oxidizing agent
iodometry involves indirect titration of iodine liberated by reaction with the analyte, whereas iodimetry involves direct titration using iodine as the titrant
Iodometry
A blank solution is a solution containing little to no analyte of interest, usually used to calibrate instruments such as a colorimeter. According to
Blank_(solution)
Chromatography technique
capillary electrophoresis (CE), extending its functionality to neutral analytes, where the samples are separated by differential partitioning between micelles
Micellar electrokinetic chromatography
Micellar_electrokinetic_chromatography
uses two mass analyzers in sequence to separate more complex mixtures of analytes. The advantage of tandem MS is that it can be much faster than other two-dimensional
Two-dimensional chromatography
Two-dimensional_chromatography
Chemical analysis method
less time and requiring less solvent, and possibly also giving better analyte recovery, than traditional methods that use less extreme conditions. The
Accelerated solvent extraction
Accelerated_solvent_extraction
Ionization method
molecules from the protonated analyte molecule) of MH+(H2O)m takes place at the high vacuum of the mass analyzer. The analyte molecule ions detected by MS
Atmospheric-pressure chemical ionization
Atmospheric-pressure_chemical_ionization
Device for detecting atoms and molecules in a gas
by electronegative analytes reduces the current that flows between the anode and cathode: the molecular negative ions of the analyte carry the same charge
Electron_capture_detector
Type of gas detector
detector is an efficient and inexpensive detector for many gas and vapor analytes. PIDs produce instantaneous readings, operate continuously, and are commonly
Photoionization_detector
accelerating ions in a cyclotron, and for measuring the masses of an ionized analyte in mass spectrometry, particularly with Fourier transform ion cyclotron
Ion_cyclotron_resonance
Study of analytes using scientific instruments
Instrumental analysis is a field of analytical chemistry that investigates analytes using scientific instruments. Spectroscopy measures the interaction of
Instrumental_chemistry
concentration of an analyte-solvent mixture by rotary evaporation. The purpose of a keeper is to reduce losses of a target analyte during the procedure
Keeper_(chemistry)
Chromatographic method that uses a non-polar stationary phase
with ligands. Silica gel does not react with many types of solvents and analytes. Silica gel can be modified with various functional groups. Silica gel
Reversed-phase_chromatography
Method of determining chemical concentration
analysis is completed with the aid of a reagent that reacts with the analyte to produce a colored product. Sometimes an enzymatic stage is required
Colorimetric_analysis
Type of chemical sensor
used to determine the analytical concentration of some components of the analyte gas or solution. These sensors measure the electrical potential of an electrode
Potentiometric_sensor
Instrument used in gas chromatography
less than that of the common carrier gases of helium or hydrogen, when an analyte elutes from the column the effluent thermal conductivity is reduced, and
Thermal_conductivity_detector
In this technique ions are mixed with ion pairing reagents (IPR). The analyte combines with its reciprocal ion in the IPR, this corresponds to retention
Ion interaction chromatography
Ion_interaction_chromatography
Tool in chemical analysis
substance are the same; for example, some mass spectrometers break the analyte molecules into fragments; others observe the intact molecular masses with
Mass_spectrum
Analytical method in electrochemistry
electrochemical behavior of the analyte or the reaction. For instance, cyclic voltammetry could tell us the cathodic potential of an analyte. Since the cathodic potential
Chronoamperometry
Analytical method
retention time in a GC–MS analysis, it typically increases certainty that the analyte of interest is in the sample. For the analysis of volatile compounds, a
Gas chromatography–mass spectrometry
Gas_chromatography–mass_spectrometry
Chart of mass spectrometry data
complex samples, the TICC often provides limited information as multiple analytes elute simultaneously, obscuring individual species. The base peak chromatogram
Mass_chromatogram
ANALYTE
ANALYTE
ANALYTE
ANALYTE
Girl/Female
Christian & English(British/American/Australian)
Of Inspired Wisdom
Girl/Female
Indian
Desire
Surname or Lastname
English (Hampshire)
English (Hampshire) : perhaps a habitational name from a lost or unidentified place.
Boy/Male
Irish
Dark.
Boy/Male
Hindu
Name of Lord dutta
Girl/Female
Arabic, Muslim
Prostrating to Allah
Male
Finnish
Finnish form of Greek Sampson, SAMPAA means "like the sun."
Girl/Female
Hindu
Female
Hungarian
Hungarian form of Roman Latin Louisa, LUJZA means "famous warrior."
Girl/Female
Indian
ANALYTE
ANALYTE
ANALYTE
ANALYTE
ANALYTE