Registration Dossier

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Remarks:
The physical state of test substance was determined by visual inspection at ambient room temperature.
Adequacy of study:
key study
Study period:
April 2017 - November 2017
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment
Remarks:
The physical state of test substance was determined by visual inspection at ambient room temperature.

Data source

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

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
Test item was inspected at an ambient temperature.
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid
Specific details on test material used for the study:
- Source and lot/batch No.of test material: 80100005
- Expiration date of the lot/batch: 13 October 2018
- Purity test date: 99.8%
- Storage condition of test material: Room temperature (nominally 15 to 25C), dark.

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Key result
Form:
solid
Colour:
White
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
The physical state of WS-23 was determined by visual inspection at ambient room temperature. The WS-23 is described as a white solid.
Executive summary:

The physical state of WS-23 was determined by visual inspection at ambient room temperature. The WS-23 is described as a white solid.