GUANGZHOU JIANGYAN CHEMICAL CO.,LTD.

Components:
 Dicumyl peroxide
 Cas No.: 80-43-3
 Concentration (% w/w): >=99-<=100

 PHYSICAL AND CHEMICAL PROPERTIES:

Appearance: Crystalline solid
 Colour: White
 Odour: Faint
 Odour Threshold: No data available
 PH: Not applicable
 Melting point: 39.5℃
 Boiling point/boiling range: Decomposes below the boiling point
 Flash point: Not applicable
 Evaporation rate: Not applicable
 Flammability (solid, gas): Decomposition products may be flammable.

Upper explosion limit / Upper: No data availableflammability limit
 Lower explosion limit / Lower: No data availableflammability limit
 Vapour pressure: 0.3 hPa (101 °C)
 Relative vapour density: Not applicable
 Relative density: ca. 1.1 (20°C)
 Bulk density: 660 kg/m3 (20°C)

Solubility(ies)
 Water solubility：insoluble (20 °C)
 Solubility in other solvents：Description: Soluble in most organic solvents.
 Partition coefficient：noctanol/water: log Pow: 5.6 (25 °C)
 Auto-ignition temperature：Test method not applicable
 Decomposition temperature：SADT-(Self accelerating decomposition temperature) is thelowest temperature at which self acceleratina decompositionmay occur with a substance in the packaging as used intransport. A dangerous self-accelerating decomposition reac-tion and, under certain circumstances, explosion or fire can becaused by thermal decomposition at and above the SADT.Contact with incompatible substances can cause decomposi.tion below the SADT.
 Self-Accelerating decomposition temperature(SADT) Viscosity: 75 ℃

Viscosity
 Viscosity  dynamic: Not applicable
 Viscosity, kinematic: Not applicable
 Explosive properties: Not explosive
 Oxidizing properties: Not classified as oxidising.
 Active Oxygen Content: 5.86 %
 Organic peroxides: 99%