Registration Dossier

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

Physico-chemical Properties of Sulphamidic Acid

 

Property

Value

Appearance/physical state/colour

white solid, odourless, crystalline, non-hygroscopic, inorganic acid

Melting point

205

Boiling point

Decomposes at 209 °C before boiling

Density

2.13 g/cm3

Particle size distribution (Granulometry)

505.28 µm (L50 Median diameter)

Vapour pressure

0.8 Pa at 20

Partition coefficient

Not applicable

Water solubility

181.4 g/L at 20

Surface tension

Not applicable

Flash point

Not applicable

Auto flammability

Not applicable

Flammability

Not flammable

Explosiveness

Not explosive

Oxidizing properties

Not oxidizing

Stability in organic solvents

Not applicable

Dissociation constant

pKa = -0.9974 (K = 0.1006) at 25

Viscosity

Not applicable