RISK ASSESSMENT AND MANAGEMENT IN HANDLING NANOMATERIALS ...
The company uses pyrogenic silic acid in powder form with a primary particle size of 5 to 30 nm. 1. Thor GmbH conducted a risk assessment at the respective workplace in the production site in Germany. The particles form aggregates of a size from 70 to 500 nm and agglomerates from 1 to 10 µm as ingredient in its products.
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