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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Eye irritation

Currently viewing:

Administrative data

Endpoint:
eye irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1998
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: No report on this study was provided to WRc, therefore this data has not been reviewed. All data provided in this study record was entered by the data owner.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1998
Report date:
1970

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 405 (Acute Eye Irritation / Corrosion)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
{CAS# 722503-68-6}
IUPAC Name:
{CAS# 722503-68-6}
Details on test material:
See study report attached.

Test animals / tissue source

Species:
rabbit
Strain:
New Zealand White
Details on test animals or tissues and environmental conditions:
See study report attached.

Test system

Vehicle:
unchanged (no vehicle)
Controls:
no
Amount / concentration applied:
0.1 mL instilled into one eye
Duration of treatment / exposure:
6 animals treated unwashed and 3 treated and eyes washed for 1 minute starting 30 minutes after instillation.
Observation period (in vivo):
72 hrs
Number of animals or in vitro replicates:
9
Details on study design:
See study report attached.

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
cornea opacity score
Basis:
mean
Time point:
other: 24-72 hrs
Score:
0
Irritation parameter:
iris score
Basis:
mean
Time point:
other: 24-72 hrs
Score:
0
Irritation parameter:
conjunctivae score
Basis:
mean
Time point:
other: 24-72 hrs
Score:
0.4
Irritation parameter:
chemosis score
Basis:
mean
Time point:
other: 24-72 hrs
Score:
0.3
Irritation parameter:
other: Draize Score
Basis:
mean
Time point:
other: 24 hr
Score:
4
Irritant / corrosive response data:
See study report attached.

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: not specified
Conclusions:
This material is not considered an eye irritant based on study data.
Executive summary:

0.1 mL of {CAS# 722503-68-6} was instilled into one eye of each of nine rabbits (six with treated eyes unwashed and three with treated eyes washed for 1 minute starting 30 seconds after instillation). The test material produced only conjunctival irritation in unwashed eyes which cleared in all animals by 24 hrs. Eyes treated and washed produced only conjunctival irritation which cleared in all animals by 72 hrs.