Gas Detection Glossary - Delphian

Analytical Glossary of Terms - GAS Analytical Systems

NIST Chemistry Web Book - NIST

Chemical Resistance Chart - Rosemount

Conductance Data For Commonly Used Chemicals - Rosemount

Chlorine Theory & Measurement - IC Controls

Conductivity Theory & Measurement - IC Controls

Surface Acoustic Wave Sensing - MSA

High Performance Liquid Chromatography ( HPLC ) Primer

- Waters

Sensor Technologies - Delphian

Sensors: Chemical / Gas Concentrations - Engineer's Handbook

Theory CO2 - Measurement - JLC International

Fundamentals of Infrared Spectroscopy - H. Phan - Midac

Chlorine Theory and Measurement - IC Controls

Conductivity Theory & Measurement - IC Controls

Conductivity - Illawarra

Conductivity - Cole Parmer

Conductivity Technical Information - Cole Parmer

Fundamental Infrared Spectroscopy - H. Phan - Midac

What is Conductivity and How Is It Measured - J. Novak - GLI International

Gas Analyzer - Honeywell

Notes on Turbidity and Suspended Solids - Arjay Engineering

Understanding and Monitoring Hydrocarbons - G. Reeves - Arjay Engineering

Analysis Fundamentals Training Book 2 - Click on Endress+Hausser and in their "Downloads" page accessed from the top bar on the home page, search for the title above. The trouble is definitely worth it if you want a very good resource about process analytical principles and equipment

Analytical Technical Reference - George Fischer Signet - pH, ORP, Conductivity/Resistivity, & Salinity

Principles of NMR (Nuclear Magnetic Resonance) - Process NMR Associates

Raman Spectroscopy Tutorial - Kaiser Optical Systems

Troubleshooting On-line pH and ORP Measurements - George Fisher Signet Inc - L. Meyers

Application Bulletin: ORP Measurements - Thornton

Conversion Calculators - Interscan Corporation
Gas Detection Glossary - Delphian

Infrared-Based Combustible Gas Detectors: How They Work and Why They're Better - Dr. J. Jarvis - Cheresources.com
Gas Levels - Net Safety Monitoring
IR sensor physics - kT Sensor ( advertising feature)
Key Concepts in Gas Detection Systems - Scott Health & Safety

FAQ - kT Sensor
Principle of Operation - Delphian
Ten Things to Consider Before buying a Gas Monitor - JJS Technical Services
Combustable Gas Explosive Limits - RKI
Internatioal Codes & Standards Defining Allowable Concentrations of Gases - Interscan

Photoacoustic Infrared Technology -MSA
Gas Detection: A Basic Guide - Iceweb.com/Zellweger Analytics
Infrared Technology - General Monitors
How Electrochemical Sensors Work - SemiGasDetection
Hazardous Areas Gas Detection - Net Safety

Gas Leak Detector - Cimco
Electronic Halogen Leak Detector - Omega
Helium Leak Detection - Alcatel/Laco Technologies
Leak Detection Reference Guide - Laco Technologies
Ultrasonic Gas Leak Detection - Gassonic

Toxic gas leak detection - B. Rist - Intech/LookSmart
Fundamentals of Combustible Gas Detection - General Monitors
Infrared vs Catalytic Combustible Gas Detectors - General Monitors

Gas Chromatography - Sheffield Hallam University
Gas-liquid chromatography - Wikipedia
Gas Chromatography Detectors - Jounal of Chromatographic Science
Chrom-Ed Series - Library 4 Science
Gas Chromatography - Restek
Gas Chromatography (GC) - Virginia Tech
Introduction to Gas Chromatography - University of Michigan-Dearborn
Gas Chromatography - US EPA
Gas Chromatography - Wake Forest University
Gas Chromatography - University of Akron
Pricey is this process piece of equipment /W. Brown and S. McDougall - Intech / July 2007

Oxygen sensor - Wikipedia

ppm Dissolved Oxygen Measurement - IC Controls

ppb Dissolved Oxygen Measurement - IC Controls

About Dissolved Oxygen Sensors - GlobalSpec

Wastewater Treatment - Foxboro

Oxygen measurement with an zirconium oxide sensor - Crystec Technology Trading GmbH

Sensor Coating Formulations - Ocean Optics

Oxygen Sensor - Illinois Instruments

pH Theory & Measurement - IC Controls

Temperature Compensation for pH Instruments - Cole Parmer

Differential pH measurements - B. Narayanan/S. Raghuraman - Eutech Instruments/Cole Parmer

Measurement of pH - Illawarra

What is pH and How Is It Measured - Hach

The Sometimes Maddening Science of pH Measurement
- R. Presley - American Laboratory/Hach

pH Control Systems: Six Options for Small System Operators - J. Novak - Water Conditioning & Purification/Hach

Theory and Practice of pH Measurement - Rosemount

pH Measurement - Cole Parmer

Typical Problems in Industrial pH Measurement & Control - Cole Parmer

Laboratory pH Electrodes - Cole Parmer

pH Electrode Theory - Cole Parmer

Gas Analyzer Application Data Sheet - GAS Analytical Systems

Mass Emission Compliance Monitor - GAS Analytical Systems

Thermox Analyser Application Data Sheet - GAS Analytical Systems

H2S Analyser Application Data Sheet - GAS Analytical Systems

Moisture Monitor Application Data Sheet -
GAS Analytical Systems

Following are some popular manufacturers. (Please see the complete survey in Control Magazine, Jan 2005). If you know of others you would like to add, please contact us

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