Reference method referred to in Article 7 (1) for the measurement of asbestos in air at the place of work ...
Samples shall be counted in accordance with the following rules: ... an agglomerate of fibres which at one or more points on its length appears solid and undivided but at other points is divided into separate strands (a split fibre) is counted as a single fibre if it conforms with the description in the second subparagraph of point 1 of Article 7 and indent 1 of this paragraph, the diameter measured being that of the undivided part, not that of the split part ...
