GB/T 22889-2021皮革物理和机械试验表面涂层厚度的测定标准
英文:Leather—Physical and mechanical tests—Determination of surface coating thickness GB/T 22889-2021介绍: 国家标准《皮革 物理和机械试验 表...
英文:Leather—Physical and mechanical tests—Determination of surface coating thickness GB/T 22889-2021介绍: 国家标准《皮革 物理和机械试验 表...
英文:Leather—Physical and mechanical tests—Determination of heat resistance of patent leather GB/T 40927-2021介绍: 国家标准《皮革 物...
英文:Leather—Physical and mechanical tests—Determination of water penetration pressure GB/T 40938-2021介绍: 国家标准《皮革 物理和机械试验 ...
英文:Leather—Tests for colour fastness—Colour fastness to cycles of to-and-fro rubbing GB/T 40920-2021介绍: 国家标准《皮革 色牢度试验 往复...
英文:Leather—Physical and mechanical tests—Determination of water repellency of garment leather GB/T 40936-2021介绍: 国家标准《皮革...
英文:Leather and fur—Chemical determination of metal content—Part 1:Extractable metals GB/T 22930.1-2021介绍: 国家标准《皮革和毛皮 金属含...
英文:Leather and fur—Chemical determination of metal content—Part 2: Total metal content GB/T 22930.2-2021介绍: 国家标准《皮革和毛皮 金...