China Carbon black—Part 7: 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 3780.17-2017 Carbon black—Part 17: Indirect determination of particle size—Reflectance method 炭黑 第17部分：粒径的间接测定 反射率法 - 中英文版 |
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GB/T 3780.7-2016 Carbon black—Part 7: Determination of pH value 炭黑 第7部分：pH值的测定 - 中英文版 |
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