Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
skin corrosion: 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:
2021

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 430 (In Vitro Skin Corrosion: Transcutaneous Electrical Resistance Test Method (TER))
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
Bottom fraction from distillation of isomerised alpha-pinene obtained from distillation of gum turpentine oil
EC Number:
954-415-5
IUPAC Name:
Bottom fraction from distillation of isomerised alpha-pinene obtained from distillation of gum turpentine oil

In vitro test system

Test system:
other: stratum corneum
Source species:
rat
Vehicle:
unchanged (no vehicle)
Control samples:
yes, concurrent negative control
yes, concurrent positive control
Amount/concentration applied:
150 μl
Duration of treatment / exposure:
24 h
Number of replicates:
4

Results and discussion

In vitro

Resultsopen allclose all
Irritation / corrosion parameter:
transcutaneous electrical resistance (in kΩ)
Value:
15
Vehicle controls validity:
not applicable
Negative controls validity:
valid
Positive controls validity:
valid
Irritation / corrosion parameter:
dye content (µg/disc)
Value:
26.324
Vehicle controls validity:
not applicable
Negative controls validity:
valid
Positive controls validity:
valid

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met