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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Appearance / physical state / colour

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017-12-08 until 2018-02-09
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
To assess the appearance, physical state and colour of zirconium oxide, hafnium and ytterbium doped, the guideline study for in vitro skin irritation according to OECD 439 can be used as reliable source of information.
Reason / purpose for cross-reference:
reference to same study
Qualifier:
no guideline required
GLP compliance:
yes (incl. QA statement)
Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
white
Odour:
odourless
Substance type:
inorganic
Conclusions:
The substance Zirconium Oxide, hafnium and Ytterbium doped is a white powdery inorganic substance having no characteristic odour.
Executive summary:

The substance Zirconium Oxide, hafnium and Ytterbium doped is

a white powdery inorganic substance having no characteristic odour.

Description of key information

The substance Zirconium Oxide, hafnium and Ytterbium doped is a white powdery inorganic substance having no characteristic odour.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
white

Additional information