China National Standards

China Carbon black—Part 6: GB Standards List

  •  China "Carbon black—Part 6:" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 3780.6-2016 Carbon black—Part 6: Determination of tinting strength
    炭黑 第6部分：着色强度的测定    		 China National Standards
    Carbon black—Part 6:
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