GB/T 26930.4-2011 Carbonaceous materials for the production of primary aluminium.Pitch for electrodes.Part 4: Determination of content of quinoline-insoluble material (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 26930.4-2011
Scope
This part of GB/T 26930 specifies the method for the determination of quinoline-insoluble content in coal tar pitch used in primary aluminum production. This section applies to the determination of quinoline-insoluble content in coal tar pitch used for primary aluminum production.
GB/T 26930.4-2011 Referenced Document
ISO 6257 Carbonaceous materials used in the production of aluminium - Pitch for electrodes - Sampling
GB/T 26930.4-2011 history
2011GB/T 26930.4-2011 Carbonaceous materials for the production of primary aluminium.Pitch for electrodes.Part 4: Determination of content of quinoline-insoluble material