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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6303 (Physical State)
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6302 (Color)
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6304 (Odor)
GLP compliance:
no
Specific details on test material used for the study:
- Analytical purity: > 98% GC purity
- Lot/batch No.: 561058
- Storage condition of test material: room temperature
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
crystalline
Colour:
white
Odour:
sweetish
Substance type:
organic
Conclusions:
At ambient temperature and pressure, dimethylolpropionic acid is a white, crystalline solid with a slight odour.
Executive summary:

In a study according to EPA OPPTS 830.6302, 830.6303 and 830.6304, dimethylolpropionic acid was shown to be a white, crystalline solid with a slight sweetish odour at ambient temperature and pressure.

Description of key information

At ambient temperature and pressure, dimethylolpropionic acid is a white, crystalline solid with a slight odour.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Form:
solid: crystalline
Colour:
white

Additional information

At 20°C and 1013 hPa, Bis-MPA exhibits a slight sweetisch odor.