Carbon, Hydrogen, and Nitrogen (CHN) testing and analysis for petroleum, refined petroleum products, coal, lubricants, and more.

ASTM D-5291 analysis for determining carbon, hydrogen, and nitrogen content (CHN) is provided by Intertek for petroleum and refined-petroleum products, lubricants, biomass fuels, and many other samples. Additional CHN testing includes Ash, Sulfur, and Oxygen, by difference from 100% Test, ASTM D5373, ISO 609.

CHN analysis is useful for a wide range of products, helping clients understand materials quality, performance and quality characteristics.

CHN analysis for petroleum, coal and biomass products, with additional elemental analysis expertise: 

CHN analysis for diverse materials and products:
CHNOS and Ultimate Analysis
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