Analytical Instrumentation

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Dissolved Oxygen Analyser Working Principle

What is Dissolved Oxygen? Measurement of Dissolved Oxygen by the Membrane Electrode Method Classification of Membrane Electrode Method These Membrane Electrode Methods differ only in the presence or absence of an externally applied voltage, but offer the same performance, features, and usage method and are classified into Calibration of the Dissolved Oxygen Analyzer The calibration …

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Basics of Chromatography Operation

What is Chromatography? Principles of Chromatography: Components of Chromatography  Chromatography is classified into two phases  For example, in  Basics of Chromatography Operation Sample Application:  Separation Process:  Detection:  Data Analysis:  Retention Time:  Classification of Chromatography Chromatography is classified into various techniques based on its own specific principles and applications. Some common types of chromatography techniques are …

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Displacement Transducer and its Classification

What is a Displacement Transducer? Working Principle of Displacement Transducers Displacement Transducers function on the law of measurement of extremely reliable inductance. Classification of Displacement Transducers Classification of Displacement transducers is done on the basis of linear & rotary motion. Strain Gauge Resistive Transducer Capacitive Transducer Inductive Transducer Classification of Inductive Transducer Inductive Transducer is …

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Lambda transmitter principle

Which instrument is used to monitor O2 and CO in flue gas? What is the working principle of lambda? Measurement principle Sensor technology principle for the O2 electrode The Combination Probe is built around a heated zirconium dioxide ceramic (ZrO2) electrochemical measurement cell. It has three electrodes. UO2 = U0+kTln(pO2,ref/pO2,meas). The probe’s U0 is established …

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Working Principle of Gas Chromatograph

Working Principle of Gas Chromatograph Different forms of Gas Chromatography Gas-solid chromatography  In the process of gas-solid chromatography, the mixture is separated via the adsorption process. Compared to GLC, it is less frequently employed for the separation of low molecular gases like CO2, H2, H2S2, and CS2.  Gas-liquid chromatography In the process of gas-liquid chromatography, …

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What is Lambda sensor?

Why are Lambda sensors fitted? What does the lambda sensor do? How does the lambda sensor work? Zirconia Binary type Titania Type ZFAS-U Type (Air/Fuel Sensor) How to test Lambda sensors? Procedure for testing the lambda sensor’s functionality Ground for the oxygen sensor heater (white); Positive power oxygen sensor heater (white); Lambda probe signal (often …

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IR Gas detector

Infrared Gas Detector Working Principle

IR gas Detector Infrared Gas Analyzer  Spectrum  Infrared energy was employed by spectrum IR analyzers to analyze gases while only using a small percentage of the entire electromagnetic spectrum. For instance, the gas CH4 exhibits a significant absorption peak at 3.4 microns and an absorption wave length of 3.4 microns. Gases such as CO, CO2, …

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Conductivity Meter

Conductivity Measurement Principle

What is meant by Conductivity? How is conductivity measured? Units of Conductivity Conductivity Meter                   Cell constant x conductance = Conductivity. Note that the current source is changed to make the measured potential (V) and reference potential (Er) identical (about 200 mV apart). Conductivity Measurement principles Conductive principle          A cell having two metal or …

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