METHOD FOR DETERMINING AUTHENTICITY AND ADULTERATION OF MARKED PETROLEUM HYDROCARBONS
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United States of America Patent
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Apr 6, 2023
app pub date -
Nov 26, 2020
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Dec 3, 2019
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Abstract
The present invention provides a method for determining the authenticity of a petroleum hydrocarbon allegedly comprising at least one specific chemical marker, as well as a method for determining adulteration of a petroleum hydrocarbon marked with at least one specific chemical marker. The methods claimed and described herein rely upon the use of specific chemical markers in combination with laser ionization at a wavelength of between about 300 nm and about 370 nm coupled with ion mobility spectrometry or with mass spectrometry.
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