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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Skin irritation / corrosion

Currently viewing:

Administrative data

Endpoint:
skin irritation: in vitro / ex vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Title:
Unnamed
Year:
2019
Report date:
2019

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 439 (In Vitro Skin Irritation: Reconstructed Human Epidermis Test Method)
Deviations:
no
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
previous identifier no longer suitable
EC Number:
947-816-1
Cas Number:
00-00-0
Molecular formula:
previous identifier no longer suitable
IUPAC Name:
previous identifier no longer suitable
Test material form:
liquid

In vitro test system

Test system:
human skin model
Source species:
other: n.a. skin model
Cell type:
other: n.a. skin model
Cell source:
other: n.a. skin model
Source strain:
other: n.a. skin model
Vehicle:
unchanged (no vehicle)
Control samples:
yes, concurrent negative control
yes, concurrent positive control

Results and discussion

In vitro

Results
Irritation / corrosion parameter:
% tissue viability
Run / experiment:
mean
Value:
115.4
Vehicle controls validity:
not examined
Negative controls validity:
valid
Positive controls validity:
valid

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
The test article, Reaction mass of sodium methyl sulphate and 1-methylpyridinio-3-
carboxylate, was considered not to be irritant in the in vitro skin model EpiDerm™
SIT (EPI-200).