This part of the standard specifies methods for the determination of 18 polycyclic aromatic hydrocarbons in Coatings, inks and their products by gas chromatograph-mass spectrometry and high performance liquid chromatograph, in which gas chromatograph-mass spectrometry is used as the arbitration method. The scope of application includes the determination of 18 polycyclic aromatic hydrocarbons in Coatings, inks and their products. The standard lists a series of normative reference documents, including specifications for analytical laboratory water and test methods. The definitions of polycyclic aromatic hydrocarbons are given in the Terms and Definitions section. The Methods Summary includes Sample Handling, Instrumental Determination and Methods for Quantification. The Reagents and Materials section lists the required reagents and reference materials.