Flame ionization detector - Wikipedia
网页A flame ionization detector (FID) is a scientific instrument that measures analytes in a gas stream. It is frequently used as a detector in gas chromatography. The measurement of ions per unit time makes this a mass sensitive instrument. [1] .
The Flame Ionization Detector - Chromatography Online
网页2005年12月1日 · Flame ionization detection (FID) is the most commonly used gas chromatography (GC) detection method. Flame ionization detectors respond to a wide assortment of hydrocarbons, have a large dynamic range, are...
How does a Flame Ionization Detector (FID) work? - Peak Scientific
网页An FID, or Flame Ionization Detector, is the most common detector paired with gas chromatography instruments for analytical applications. But how does and FID work? An FID uses a flame to ionize organic compounds containing carbon.
Flame ionization detector (FID), most popular GC detector
网页The flame ionization detector (FID) is the most widely used detector for gas chromatography because of its reliability, versatility, and ease of use. It responds to virtually any organic compound while generating little or no signal for common carrier gases.
Flame Ionization Detector (FID) Principle - Inst Tools
网页Flame ionization detectors work on the principle of ions liberated in the combustion of the sample species. Here, the assumption is that sample compounds will ionize inside of a flame, whereas the carrier gas will not.
Flame Ionization Detector - an overview | ScienceDirect Topics
网页An FID detects ionized organically compounded C atoms in a hydrogen flame. The ion flow developed in the induced electrical field is electrically amplified and measured. The ion flow arising when burning carbon compounds is proportional to the mass of carbon atoms exposed to the flame per time unit.
Flame Ionization Detector - an overview | ScienceDirect Topics
网页Flame ionization detector (FID) (Fig. 2-c) is a highly sensitive and universal mass detector with simple structure, wide use, good stability, quick response and low maintenance requirements (J. Wang et al., 2022; Zhai et al., 2022).
网页Flame Ionization Mechanism • The FID is a DESTRUCTIVE, mass sensing detector • Cations generated in the flame are counted and produce the detector signal • Analytes that have the greatest number of low oxidation state carbons produce the LARGEST signal • The FID will respond to ORGANIC compounds (C-H Bonds)
Flame Ionization Detector - an overview | ScienceDirect Topics
网页A flame ionization detector is a commonly used detector in gas chromatography that measures the amount of analytes present in a sample by burning it in a flame and recording the resulting current generated by newly produced ions.
FID: Flame Ionisation detector - Chromedia
网页The flame ionization detector (FID) is an almost universal, highly sensitive detector for all organic compounds with a C-H bond. FID characteristics. Universal for hydrocarbons / organic compounds. Low detection limit: high sensitivity. low noise level. Large linear dynamic range (10 6) Low maintenance. Easy to use (robust)
Flame Ionization: GC's Workhorse Detector - Chromatography …
网页2015年7月1日 · Flame ionization detection (FID) is without a doubt the most often used gas chromatography (GC) detection method. While the older thermal conductivity detection (TCD) responds universally, it lacks the sensitivity and linearity that FID can deliver.
Gas Chromatography (GC) – Flame Ionization Detection (FID)
网页Gas chromatography with flame ionization detection (GC-FID) is a widely used analytical technique that allows for the separation, identification, and quantification of volatile and semi-volatile compounds in a sample. Sample is injected into a heated inlet, vaporizing the sample at ca. 350 °C.
27.2: Instruments for Gas Chromatography - Chemistry LibreTexts
网页2023年1月24日 · In the flame photometric detector, optical emission from phosphorous and sulfur provides a detector selective for compounds that contain these elements. The thermionic detector responds to compounds that contain nitrogen or phosphorous.
GC-FID | Gas Chromatography Flame Ionization Detector
网页The Flame Ionization Detector (FID) stands out as the predominant detection method in Gas Chromatography (GC) for identifying and measuring organic compounds. The operational principle of the FID is relatively straightforward, and a drawing of this detector could be easily visualized in Figure 1.
5. The Flame Ionization Detector (FID) - ScienceDirect
网页1976年1月1日 · The flame ionization detector (FID) has become one of the most popular measuring devices used in gas chromatography (GC). Use of the FID is based on the measurement of variations in the ionization current in a hydrogen–oxygen flame because of the presence of eluted substances.
Detector - SHIMADZU CORPORATION
网页Flame Ionization Detectors (FID) The FID is the most common detector used in gas chromatography. The FID is sensitive to, and capable of detecting, compounds that contain carbon atoms (C), which accounts for almost all organic compounds.
Flame ionisation detector (FID) - HiQ
网页A Flame ionization detector (FID) consists of a hydrogen (H 2)/air flame and a collector plate. The effluent from the GC column passes through the flame, which breaks down organic molecules and produces ions. The ions are collected on a biased electrode and produce an electrical signal.
Control Instruments Corporation
网页LFL sensors for measuring flammable gases, vapors, mixtures of multiple solvents, in low oxygen, elevated temperatures, and inert atmospheres. BTU analyzers for direct measurement of calorific value, ranging from 0 to 1300 BTU/ft3.
Flame Ionization Detector - an overview | ScienceDirect Topics
网页A flame ionization detector (FID) is among the most commonly used detectors; it is unresponsive to air, water, carbon dioxide, ammonia, hydrogen sulfide, sulfur dioxide, and most GC carrier gases, but responds readily to compounds containing carbon and hydrogen.
网页Separation is achieved by a narrow bore capillary column and detection by Flame Ionization Detector. The detector is independently heated to eliminate possible temperature programming impact on the quantification.
Detcon Gas Detection Products | Teledyne GFD - Teledyne Gas and Flame …
网页Teledyne Detcon designs and manufactures a wide range of industrial-grade gas detectors, control systems, analyzers and wireless technology.
The Flame Ionization Detector - Chromatography Online
网页2006年4月1日 · Flame ionization detection (FID) is the most commonly used gas chromatography (GC) detection method. Flame ionization detectors respond to a wide assortment of hydrocarbons, have a large dynamic range, are relatively simple to operate and are considered highly reliable.
Gold standard (test) - Wikipedia
网页In medicine and medical statistics, the gold standard, criterion standard, [1] or reference standard [2] is the diagnostic test or benchmark that is the best available under reasonable conditions. [3] It is the test against which new tests are compared to gauge their validity, and it is used to evaluate the efficacy of treatments. [1]The meaning of "gold standard" may …
Flame Ionization Detector - an overview | ScienceDirect Topics
网页The flame ionization detector (FID) (see Table 1 under c) is the most used conventional detector for SCFAs detection in GC. FID is sensitive to molecules that are ionized in a hydrogen–air flame, including most carbon-containing compounds, and produces a current that varies proportionally to the amount of organic species in a sample [142] .