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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
1971
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
according to guideline
Guideline:
other: no guideline available (Handbook data)
Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
white powder turning yellow on exposure to atmosphere
Substance type:
inorganic
Conclusions:
The substance is a white powder turning yellow on exposure to atmosphere.
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
1991
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
according to guideline
Guideline:
other: no guideline available (Handbook data)
Physical state at 20°C and 1013 hPa:
solid
Form:
solid
Remarks:
The substance is hygroscopic.
Substance type:
inorganic
Conclusions:
The substance is a hygroscopic solid.
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
1991
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
according to guideline
Guideline:
other: no guideline available (Handbook data)
Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
Pale yellow solid
Substance type:
inorganic
Conclusions:
The substance is a pale yellow solid.
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
1996
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
according to guideline
Guideline:
other: no guideline available (Handbook data)
Physical state at 20°C and 1013 hPa:
solid
Form:
solid: granular
Colour:
Yellowish-white
Substance type:
inorganic
Conclusions:
The substance is a yellowish-white, granular powder.
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
1997
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
according to guideline
Guideline:
other: no guideline available (Handbook data)
Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
Yellowish-white powder turns yellow when heated
Conclusions:
The substance is a yellowish-white powder turns yellow when heated.

Description of key information

The substance is a yellowish-white, granular hygroscopic powder

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information