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Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Appearance / physical state / colour white to off-white solid powder
Melting point 218.3 °C
Boiling point 255.7 °C
Density 0.12 g/mL for pour density; 0.18 g/mL for tap density
Particle size distribution D50 is 61.6 μm
Vapour pressure 0.014955 Pa at 20°C 
Partition coefficient LogPow 0.94 at 20°C
Water solubility 2.73 g/L at 20°C
Surface tension 70.8 mN/m
Flash point waived
Auto flammability No self-ignition observed
Flammability not highly flammable
Explosiveness non explosive
Oxidising properties non oxidising
pH 4.97 (as a 1% w/w solution)
Dissociation constant 9.23 at pH 8-10;
2.39 at pH 1-3

Additional information