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[The persistence of chemically different glass fibers in rat lungs]
1Fraunhofer-Institut für Toxikologie und Aerosolforschung Hannover.
Abstract:
The half-times of glass fibre samples of different chemical composition and size was analysed in the rat lung. Up to two years after intratracheal instillation the number of fibres in the ashed lungs was determined by SEM. Half-times of fibre clearance of 40 to 240 days were calculated.

