International Organization for Standardization (ISO)
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ISO 8558:1985
Scope
The samples are to be used for the determination of analytical values of constituents in aluminium ores on a dry basis. The method does not apply, when the analytical constituent to be calculated on a dry sample basis is aluminium or for determination of loss of mass at 1 075 鳦. Specifies principle, apparatus, sampling and samples and procedure.
ISO 8558:1985 history
1985ISO 8558:1985 Aluminiumn ores; Preparation of pre-dried test samples