Gas chromatography
by Gas chromatography (GC) is an analytical technique used to separate and detect the chemical components of a sample mixture to determine their presence or absence and/or …
Category: Technical
ELSD Detector
An evaporative light scattering detector (ELSD) is a detector used in conjunction with high-performance liquid chromatography (HPLC), Ultra high-performance liquid chromatography (UHPLC), Purification liquid chromatography such as …
RI Detector
RI detectors monitor the difference in RI between the column eluent containing analyte and a reference stream containing mobile phase only. These detectors are the closest …
PDA Detector
What is PDA detector Photodiode array detectors—variously abbreviated as “PDA detectors” or simply “DADs”—are essentially spectrophotometers that transiently measure the absorbance of light by a liquid …
Fluorescence
Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation. It is a form of luminescence. In most cases, …
Fluorescence activated cell sorting (FACS)
Fluorescence-activated cell sorting (FACS), sometimes called fluorescence-assisted cell sorting, is a specialized type of flow cytometry that uses fluorescent markers to target and isolate cell groups. …
Fluorescence microscopy
A fluorescence microscope is much the same as a conventional light microscope with added features to enhance its capabilities. This fluorescent species in turn emits a …
Fluorescence In Situ hybridization
Fluorescence in situ hybridization (FISH) is a laboratory technique for detecting and locating a specific DNA sequence on a chromosome. The technique relies on exposing chromosomes …
Fluorescence Spectroscopy
Fluorescence spectroscopy uses a beam of light that excites the electrons in molecules of certain compounds, and causes them to emit light. That light is directed …
Flow cytometry(analysis)
Flow Cytometry is a technique used to detect and measure physical and chemical characteristics of a population of cells or particles. In this process, a sample …