GB/T 26930.1-2011 Carbonaceous materials for the production of primary aluminium.Pitch for electrodes.Part 1: Determination of water content.Azeotropic distillation(Dean and Stark) method (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 26930.1-2011
Scope
This part of GB/T 26930 specifies the method for the determination of moisture content in coal tar pitch used in the production of primary aluminum. This part applies to the determination of the moisture content in coal tar pitch used in the production of primary aluminum. The determination range is 0.1% to 2.0% (mass fraction).
GB/T 26930.1-2011 Referenced Document
GB/T 26930.2 Carbonaceous materials for the production of primary aluminium.Pitch for electrodes.Part 2: Determination of softening point by the ring and ball method
ISO 383 Laboratory glassware; Interchangeable conical ground joints
ISO 6257 Carbonaceous materials used in the production of aluminium - Pitch for electrodes - Sampling
GB/T 26930.1-2011 history
2011GB/T 26930.1-2011 Carbonaceous materials for the production of primary aluminium.Pitch for electrodes.Part 1: Determination of water content.Azeotropic distillation(Dean and Stark) method