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Physical & Chemical properties

Surface tension

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Description of key information

Based on the structure of soda ash flux calcined kieselguhr, the substance is not expected to present any surface activity. 

Key value for chemical safety assessment

Additional information

Based on the structure of soda ash flux calcined kieselguhr, the substance is not expected to present any surface activity. Therefore, and in accordance with Annex VII , section 7.6, column 2 of Regulation No. 1907/2006 further testing for this endpoint is not scientifically justified.