GB/T 40493-2021人造板饰面材料中铅、镉、铬、汞重金属元素含量测定标准
英文:Determination of lead, cadmium, chromium and mercury content in the finishing material of wood-based panel GB/T 40493...
英文:Determination of lead, cadmium, chromium and mercury content in the finishing material of wood-based panel GB/T 40493...