AS ISO 12742:2021 pdf free.Copper, lead and zinc sulfide concentrates一Determination of transportable moisture limits一Flow-table method. 7 Procedure 7.1 General Copper, lead and zinc concentrates can undergo rapid changes in moisture when exposed to air, so all stages of the test should be accomplished in the shortest time period and shall be completed within the day of commencement. Where possible, sample...
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