General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 6609.22-2004
Scope
This standard specifies the specific requirements for collecting representative alumina samples mainly used for aluminum production (for chemical composition analysis and physical property determination of alumina). This standard applies to alumina sampling during transportation, loading and unloading, continuous flow, storage and storage. For example: - Sampling when transported by transport machinery (belt, pipeline, plate, etc.); Sampling from ship holds or open silos, ton bags, tank trucks, etc.
GB/T 6609.22-2004 history
2004GB/T 6609.22-2004 Chemical analysis methods and determination of physical performance of alumina Sampling