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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Currently viewing:

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Peer-reviewed handbook

Data source

Reference
Reference Type:
review article or handbook
Title:
The Merck Index, An Encyclopedia of Chemicals, Drugs and Biologicals
Author:
Budavari, S., O'Neil, M.J., Smith, A., Heckelmann, P:E:, Kinneary, J.F.
Year:
1996
Bibliographic source:
The Merck Index, An Encyclopedia of Chemicals, Drugs and Biologicals, published by Merck Research Laboratories of Merck & Co., Inc, Whitehouse Station, NJ 1996, p. 373

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
data from peer reviewed handbook
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Chromium (III) hydroxide
EC Number:
215-158-8
EC Name:
Chromium (III) hydroxide
Cas Number:
1308-14-1
Molecular formula:
CrH3O3
IUPAC Name:
chromium (III) hydroxide

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
powder
Colour:
blue-green
Odour:
other: no data
Substance type:
inorganic

Applicant's summary and conclusion

Conclusions:
Chromium(III)hydroxide only occurs as hydrates.
The trihydrate Cr(0H)3*3H20 is a blue-green powder at 20°C / 293.15 K and 1013 hPa.
Executive summary:

Chromium(III)hydroxide only occurs as hydrates.

The trihydrate Cr(0H)3*3H20 is a blue-green powder at 20°C / 293.15 K and 1013 hPa. The validity is based on a peer-reviewed handbook.