Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

Summary of the phys.-chem. key parameters:

Phys.-chem. Property Key parameter Remarks
Appearance/Physical state/Colour white, crystalline solid  
Melting point 398 K  
Boiling point 543 -553 K decomposition
Density at 20°C 1377.5 g/L  
Granulometry Median particle diameter (d50) = 141.7 µm  
Vapour pressure at 20°C 0.000028 Pa OECD 104
Partition coefficient at 20°C 1.98 log Pow
Water solubility at 20°C / pH 5.72 1880 mg/L  
Autoflammability > 676 K no self-ignition observed up to 403 °C
Flammability non flammable  
Explosiveness not explosive  
Oxidizing properties not oxidizing  
Dissociation constant at 20 °C pKa = 8.4