Analysis of Secondary Materials and Intermediates
It is impossible to list the wide range of valued intermediates and secondary materials which contain tin. In all cases, the actual sampling of these items is more demanding than their analysis. Because of the many ways in which they are transported it is impossible to give recommended sampling methods for primary sampling. Almost always, quantities of up to a few tonnes will have to be manipulated and large-scale machinery such as mechanical diggers, jawcrushers and hydraulic breakers must be either hired or purchased.
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