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UNE 83 120 comparable to EN 933-3

Tests for chemical properties of aggregates. Part 1: Chemical analysis.

This standard describes the reference methods used for type testing and in cases of dispute (as well as alternative methods) for the chemical analysis of aggregates. For type testing and in cases of dispute, only the reference method should be used. For other purposes, in particular factory production control, other methods may be used provided that they are shown to give results equivalent to those obtained with the reference method.

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