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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: GLP-Guideline study, only basic data available from SNIF (ECHA)

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Report date:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Directive 94/449/EEC, Method B5 OECD Guideline No. 405
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
610-025-4
EC Number:
610-025-4
IUPAC Name:
610-025-4
Constituent 2
Chemical structure
Reference substance name:
Bis(3,5-bis(1,1-dimethylethyl)-2-hydroxybenzoato-O1,O2)zinc
EC Number:
403-360-0
EC Name:
Bis(3,5-bis(1,1-dimethylethyl)-2-hydroxybenzoato-O1,O2)zinc
Cas Number:
42405-40-3
Molecular formula:
C30H42O6Zn
IUPAC Name:
bis(3,5-bis(1,1-dimethylethyl)-2-hydroxybenzoato-O1,O2)zinc
Details on test material:
Nature of substance: Powder

Test animals / tissue source

Species:
other: Rabbit, New Zealand white

Test system

Amount / concentration applied:
65 mg
Number of animals or in vitro replicates:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
conjunctivae score
Remarks:
(redness)
Basis:
animal #1
Remarks:
Mean score 1
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
conjunctivae score
Remarks:
(redness)
Basis:
animal #2
Remarks:
Mean score 2
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
conjunctivae score
Remarks:
(redness)
Basis:
animal #3
Remarks:
Mean score 3
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
conjunctivae score
Remarks:
(redness)
Max. score:
1
Remarks on result:
other: Max. duration: 1 h; Max. value at the end of observation period: 0 (related to all animals)
Irritation parameter:
chemosis score
Basis:
animal #1
Remarks:
Mean score 1
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #2
Remarks:
Mean score 2
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #3
Remarks:
Mean score 3
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
chemosis score
Max. score:
0
Remarks on result:
other: Max. duration: h; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
cornea opacity score
Basis:
animal #1
Remarks:
Mean score 1
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #2
Remarks:
Mean score 2
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #3
Remarks:
Mean score 3
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
cornea opacity score
Max. score:
0
Remarks on result:
other: Max. duration: h; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
iris score
Basis:
animal #1
Remarks:
Mean score 1
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
iris score
Basis:
animal #2
Remarks:
Mean score 2
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
iris score
Basis:
animal #3
Remarks:
Mean score 3
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Irritation parameter:
iris score
Max. score:
0
Remarks on result:
other: Max. duration: h; Max. value at end of observation period: 0 (related to all animals)
Other effects:
Very slight transient conjunctival reactions were observed at one hour reading only

Any other information on results incl. tables

Reversibility of any observed effect: Changes fully reversible within 1 day

Applicant's summary and conclusion

Interpretation of results:
other: Not classified