Category Archives: Standard test methods

New harmonised standard method for analysis of PAH

Polycyclic (or Polynuclear) Aromatic Hydrocarbons (PAH) is a large group of related substances with more fused benzene rings. PAH occur for instance as mixtures in petroleum products and coals. In addition, PAH mixtures are formed at incomplete combustion and pyrolysis of organic matters e.g. in wood stoves and smokeries, and they have become important air pollutants, especially…
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