Methods of testing plastics - optical and colour properties , weathering - determination of specular gloss 塑料试验方法.第5部分: .风化条件下光学性能和颜色性能.方法520a :镜面光泽度测定
Methods of testing plastics - optical and colour properties , weathering - determination of haze of film and sheet 塑料的试验方法.第5部分:风化条件下光学性能和颜色性能.方法521a :塑料薄膜和薄板霾度的测定
Methods of testing plastics - optical and colour properties , weathering - determination of ultraviolet radiation intensity using polysulphone film 塑料试验方法.第5部分:风化条件下光学和颜色性能.试验方法540c :用聚砜胶片测定紫外线辐射强度
Methods of testing plastics - optical and colour properties , weathering - methods of exposure to laboratory light sources - open flame carbon - arc lamps 塑料试验方法.第5部分:风化条件下光学和颜色特性.方法540g :实验室灯光曝露法.有焰碳弧灯源
Methods of testing plastics . optical and colour properties , weathering . methods of exposure to laboratory light sources . fluorescent uv lamps 塑料试验方法.第5部分:风化条件下的光学和颜色特性. 540f方法:曝露在实验室光源下的方法.荧光紫外灯