EN 45545-2-2020的烟毒性测试引用EN 17084-2018，其中烟箱法smoke chamber的采样管的结构和位置相对标准有明显变化。
EN 17084-2018，烟箱内采样管应由内径为5 mm±0.1 mm的不锈钢管制成，并带有封闭端。 它应固定在烟箱顶部的中心点，并从烟箱顶板突出80毫米。The internal probe shall be made from a 5 mm ± 0,1 mm internal diameter stainless steel tube with a closed end. It shall be fixed in the central point of the chamber roof and projected into the chamber by 80 mm from the chamber ceiling.
EN 45545-2-2015，烟箱内部采样方法应使用不锈钢管（内径5 mm）从烟室内部天花板中心垂直插入。 采样管应放置在烟箱顶部下方300 mm处。The inner sampling method shall be performed with a stainless steel probe (5 mm inner diameter) that is vertically inserted from the centre of the ceiling inside the smoke chamber. The sampling probe shall be placed at 300 mm under the ceiling of the chamber.
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