China National Standards

China Carbon black 30: GB Standards List

  •  China "Carbon black 30:" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 3780.30-2023 Carbon black Part 30: Determination of high temperature volatiles Thermogravimetric method {译}
    炭黑 第30部分：高温挥发物的测定 热重法    		 China National Standards
    Carbon black 30:
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