China National Standards

China residue—Water GB Standards List

  •  China "residue—Water" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 3780.21-2016 Carbon black—Part 21：Determination of sieve residue—Water washing method
    炭黑 第21部分：筛余物的测定 水冲洗法    		 China National Standards
    residue—Water
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