China National Standards

China Acetylene black―Part 5: GB Standards List

  •  China "Acetylene black―Part 5:" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 3781.5-2006 Acetylene black―Part 5: Determination of grit content
    乙炔炭黑 第5部分: 粗粒分的测定    		 China National Standards
    Acetylene black―Part 5:
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