measurementHere are some dynamic converters —featuring a handy set of tools to convert between various gas concentration units of measurement. Several other goodies are also included.

The gas concentration unit converters are said to be the best on the Web, and have garnered hundreds of thousands of visits. Check out our Knowledge Base articles on gas concentration units of measurement. While we have taken every precaution to assure that the files are accurate, we cannot accept any responsibility for errors.

Contact us with any comments or suggestions.


First, the gas detection converters… (Click a toggle below to open—and please allow a few seconds for the app to load)

milligrams per cubic meter to PPM

micrograms per cubic meter to PPM

PPM to milligrams per cubic meter

PPM to micrograms per cubic meter

volume percent to grams per cubic meter


Multi-unit simultaneous converters. You’ll like these… (Click a toggle below to open—and please allow a few seconds for the app to load)

Dynamic conversion of area units of measurement

Dynamic conversion of energy units of measurement

Dynamic conversion of fuel consumption units of measurement

Dynamic conversion of length units of measurement

Dynamic conversion of numbers

Dynamic conversion of power units of measurement

Dynamic conversion of pressure units of measurement

Dynamic conversion of temperature units of measurement

Dynamic conversion of volume units of measurement

Dynamic conversion of weight units of measurement


Assorted goodies…

Celsius/Fahrenheit conversion table

Molecular weights and chemical formulae for many gases of interest

Download Josh Madison’s wonderful freeware Units conversion program

Try Matthew Monroe’s feature-packed freeware Molecular Weight Calculator

Information and tables on flammable and combustible compounds

A table showing the saturation vapor pressure of water as a function of temperature. Useful in determining the dew point of a gas sample. Consult the detailed instructions.

For the shop floor…A table of fractions and decimal equivalents, to seven decimal places. And, a chart of standard drill sizes in decimal inches. Each is set up to print on a single sheet.

Bankrate.com’s Amortization Schedule Calculator

Calculator.net’s best-in-class Random Password Generator. You’ll use this one all the time.

Do you need help with any of these converters? Are they part of a current or future gas detection application?

The first step in any gas detection application is to determine the gas(es) of interest. The second is figuring out the range of measurement, using the appropriate units. Our engineers are ready to assist you. Please contact us.