China National Standards

China transmittance—Diffuse GB Standards List

  •  China "transmittance—Diffuse" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 2679.1-2020 Paper—Determination of transmittance—Diffuse reflectance measurement
    纸 透明度的测定 漫反射法    		 China National Standards
    transmittance—Diffuse
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