Appearance: White or off-white fibrous or granular powder

Stability: The solid is flammable and incompatible with strong oxidizers.

Particle size: 100 mesh pass rate exceeds 98.5%; special specifications range from 40 to 60 mesh.

Carbonization Temperature: 280-300°C

Density: 0.25-0.70 g/cm³ (typically around 0.5 g/cm³), specific gravity 1.26-1.31.

Color Change Temperature: 190-200°C

Surface Tension: 2% solution ranges from 42-56 dyne/cm