GB/T 26930.12-2014 Carbonaceous materials used in the production of aluminium.Pitch for electrodes.Part 12:Determination of volatile matter content (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 26930.12-2014
Scope
This part of GB/T 26930 specifies the empirical method for the determination of toluene-soluble volatile substances in coal tar pitch by gas chromatography.
GB/T 26930.12-2014 Referenced Document
GB/T 26297.5-2010 Sampling of carbonaceous materials used for aluminium production.Part 5:Pitch for electrodes
ISO 1042 Laboratory glassware - One-mark volumetric flasks
ISO 565 Test sieves; metal wire cloth, perforated metal plate and electroformed sheet; nominal sizes of openings
GB/T 26930.12-2014 history
2014GB/T 26930.12-2014 Carbonaceous materials used in the production of aluminium.Pitch for electrodes.Part 12:Determination of volatile matter content