China Acetylene black—Part GB Standards Search Result |
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2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 3781.6-2019 Acetylene black—Part 6：Determination of apparent specific volume 乙炔炭黑 第6部分：视比容的测定 - 中英文版 |
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GB/T 3781.5-2019 Acetylene black—Part 5:Determination of grit content 乙炔炭黑 第5部分：粗粒分的测定 - 中英文版 |
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