NF EN 17844:2023 建筑產品 有害物質排放評估 多環芳烴(PAHs)和苯、甲苯、乙苯和二甲苯(BTEX)含量測定 氣相色譜法...
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...