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Physical & Chemical properties

Auto flammability

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Description of key information

Disodium persulfate was not tested for auto flammability properties. A read-across approach was applied for the test on auto flammability from the category member diammonium persulfate, as this substance shows similar physicochemical properties.

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Additional information

Disodium persulfate was not tested for auto flammability properties. A read-across approach was applied to assess auto flammability using data from the category member diammonium persulfate (section 4.12: Degussa, 1989) as this substance shows similar physicochemical properties. For diammonium persulfate no self-ignition was observed up to a maximum testing temperature of 600 °C. Furthermore, disodium persulfate was determined to decompose at a temperature of ca. 180 °C (section 4.2: Key-001-Melting point/melting range.Akkim, 2009). Thus, disodium persulfate is not expected to be auto flammable.