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GB/T 23990-2009 Determination of the Contents of Benzene, Toluene, Ethylbenzene and Xylene in Coatings by Gas Chromatography
Feb 02, 2021
EN
This standard specifies the determination of the contents of benzene, toluene, ethylbenzene, and xylene in coatings by gas chromatography. Method A applies to the determination of the contents of benzene, toluene, ethylbenzene, and xylene in solvent-based coatings; Method B applies to the determination of the contents of benzene, toluene, ethylbenzene, and xylene in water-based coatings.
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