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EC number: -
CAS number: -
Zirconium zircon with encapsulated cadmium sulphide is an inorganic, intense yellow, odourless powder.
- Decomposition > 949 °C (onset 911°C)
- relative density: 4.42
- Particle size distribution: d10 = 2.8 µm, d50 = 11.9 µm, d90 = 29.4 µm
total: 126.32 mg/g
MMAD = 20.44 µm, GSD = 2.65
Fractional deposition in human respiratory tract: Head (ET): 55.61 %, Tracheobronchial (TB): 0.64 %, Pulmonary (PU): 0.79 %
- The transformation/dissolution
Full test 7 days at 1 mg/L and pH 8: 0.12 µg Cd/L and 0.54 µg Zr/L
Full test 28 days at 1 mg/L and pH 8: 0.21 µg Cd/L and 0.88 µg Zr/L
Studies conducted in accordance with EU
guidelines are available for: appearance, decomposition temperature,
relative density, particle size
distribution, dustiness and transformation / dissolution.
Waivers are proposed for boiling point,
vapour pressure, partition coefficient, surface tension, flash point,
auto flammability, flammability for solids, pyrophoric properties,
flammability in contact with water, explosiveness, oxidising properties,
stability in organic solvents, dissociation constant and viscosity.
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