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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
eye irritation: in vitro / ex vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU method B.47 (Bovine corneal opacity and permeability test method for identifying ocular corrosives and severe irritants)
Deviations:
no
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
Tetrabutylthioperoxydicarbamic acid
EC Number:
216-652-6
EC Name:
Tetrabutylthioperoxydicarbamic acid
Cas Number:
1634-02-2
Molecular formula:
C18H36N2S4
IUPAC Name:
tetrabutylthioperoxydicarbamic acid
Test material form:
liquid

Test animals / tissue source

Species:
cattle

Test system

Vehicle:
Hank's balanced salt solution
Controls:
yes, concurrent positive control
yes, concurrent negative control
Amount / concentration applied:
0.75mL applied
Duration of treatment / exposure:
10 minutes exposure then rinsed 3 times
Duration of post- treatment incubation (in vitro):
120 minutes
Number of animals or in vitro replicates:
3

Results and discussion

In vitro

Results
Irritation parameter:
in vitro irritation score
Value:
>= 2.1
Vehicle controls validity:
valid
Negative controls validity:
valid
Positive controls validity:
valid

Any other information on results incl. tables

Treatment  In Vitro Irritancy Score
 Test Item  2.1
 Negative Control  1.0
 Positive Control  57.9

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
No evidence of eye irritancy.