NF EN 17844:2023 建筑产品 有害物质排放评估 多环芳烃(PAHs)和苯、甲苯、乙苯和二甲苯(BTEX)含量测定 气相色谱法...
Construction products: assessment of the emission of hazardous substances - Determination of the content of polycyclic aromatic hydrocarbons (PAHs) and benzene, toluene, ethylbenzene and xylenes (BTEX) - Gas chromatography...