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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Endpoint:
skin irritation / corrosion, other
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Study period:
December 2017
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Results derived from valid (Q)SAR models, but not (completely) falling into its applicability domain, with adequate and reliable documentation / justification. Additional information from read-across and Skin Irritation Corrosion Rules Estimation Tool.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Principles of method if other than guideline:
OECD QSAR toolbox, EPI (Estimation Programs Interface) Suite™, Read Across and SICRET (Skin Irritation Corrosion Rules Estimation Tool) were applied.
GLP compliance:
no

Test material

Constituent 1
Test material form:
liquid: viscous
Details on test material:
batch number: 616F-2072 (NBK-003072-796)

Results and discussion

Any other information on results incl. tables

- EPI suite: the structures of the selected DD80 peaks are not included in QSAR domain: final SAR results are “undefined”

- Read Across cannot be applied, since no structures similar to the selected DD80 peaks – and with known toxicological information - were found in public sources. Looking at substructures of the peaks, no robust conclusion on skin irritating potential can be drawn.

- SICRET approach cannot be applied on DD80, because it does not cover substances containing a phosphor atom, as the peak 1 (and other peaks in the DD80). For peaks 2, 4+5 and 6+7, it is possible to exclude the skin corrosion, only based on their molecular weight, and not using the other parameters, which make the exclusion rather weak. Additionally, skin irritation cannot be excluded for peaks 2, 4 +5 or 6 +7.

Applicant's summary and conclusion

Interpretation of results:
other: Inconclusive
Conclusions:
No conclusions could be drawn on skin irritation or corrosion from the predictive tools.
Executive summary:

OECD QSAR toolbox, EPI (Estimation Programs Interface) Suite™, Read Across and SICRET (Skin Irritation Corrosion Rules Estimation Tool) were applied.

No conclusions could be drawn on skin irritation or corrosion from the predictive tools.