Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Physico-chemical properties of registered substance were determined from experimental testing. Some endpoints were waived, based on chemical structure.

The substance is a white powder at ambient temperature, with low volatility. It is soluble in water.

Surface-active properties are not expected.

It has no potential for bioaccumulation (log Kow<0.3).

It is not classified as hazardous with regard to physical hazards (flammability, explosivity, oxidising properties) based on CLP criteria.

Summary of relevant physico-chemical properties:

 Endpoint  Data
 Appearance (visual)

 Registered substance is a white powder at 20 °C and 1 atm.

Melting point (OECD 102/EU A1, DSC) 

 No melting point was recorded up to 600°C, A decomposition of the test item was recorded from about 275°C to about 300°C.

 Boiling point (OECD 103/EU A2, DSC)

 No boiling point was recorded up to 600°C, A decomposition of the test item was recorded from about 275°C to about 300°C.

 Density (OECD 109/EU A3, pycnometer)

 The density of test item was determined to be 774.3 kg/m3 at 24.5°C.

 Vapour pressure (OECD 104/EU A4, effusion method weight loss)

The vapour pressure of the test item is largely lower than 10-3 Pa at 20 °C

 Log Kow (OECD 117, A24,HPLC method)

The partition coefficient n-octanol/water of the test item was stated as < 0.3.

 Water solubility (OECD 105, A6, flask method)

 The water solubility was determined as 569 g/L at 31°C (pH=4).

 Surface tension (waiving)

 Waiving (based on structure, surface activity is not expected and surface activity is not a desired property of the material)

 Self-ignition temperature (waiving)

 Based on the weight of evidence approach, no selfignition is expected for this substance

 Flash-point (waiving)

 The flash point of test substance was waived (study does not need to be conducted because occured during the melting point study).

 Flammability (EU A10/UN method N1)

 Not considered to be flammable.

No ignition in contact with flame. No propagation in contact with a flame: not a flammable solid (CLP/GHS)

No hazardous reaction anticipated if contact with air or water, based on chemical structure and experience in handling and use.

 Explosive properties(data waiving, based on chemical structure)

 Neither explosive nor self-reactive properties are anticipated

 Oxidising properties (data waiving)

 No oxidising properties are anticipated

 Particle size distribution (laser diffraction)  The median diameter was determined at 47.3 μm
 Organic peroxides (waiving)  Not a peroxide
 Self reactive substances (waiving)  Not a self reactive substance

Additional information