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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6302 (Color)
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6303 (Physical State)
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6304 (Odor)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Tungsten disilicide
EC Number:
234-909-0
EC Name:
Tungsten disilicide
Cas Number:
12039-88-2
Molecular formula:
Si2W
IUPAC Name:
Tungsten disilicide
Test material form:
solid: particulate/powder

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Substance type:
inorganic

Applicant's summary and conclusion

Conclusions:
The substance is a inorganic solid.