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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Endpoint:
skin sensitisation: in vitro
Type of information:
experimental study
Adequacy of study:
key study
Study period:
July 2017
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Remarks:
Non-GLP study, but performed according GLP rules, based on SOP.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: OECD Guideline 442E
Deviations:
no
GLP compliance:
no
Remarks:
Non-GLP study, but performed according GLP rules, based on SOP.
Type of study:
activation of dendritic cells

Test material

Constituent 1
Chemical structure
Reference substance name:
Phosphoric acid, mixed esters with alcohols, C7-9-iso-, C8-rich and alcohols, C11-14-iso-, C13-rich, ethoxylated, potassium salt
EC Number:
947-738-8
Molecular formula:
Molecular formulas of exemplary components: C33H68KO10P C49H100KO16P C24H49K2O10P C24H50KO10P C16H34KO4P C8H17K2O4P C8H18KO4P
IUPAC Name:
Phosphoric acid, mixed esters with alcohols, C7-9-iso-, C8-rich and alcohols, C11-14-iso-, C13-rich, ethoxylated, potassium salt
Test material form:
liquid

In vitro test system

Details on the study design:
Selected concentrations: 35, 42, 50, 60, 72, 87, 104, 125 ug/mL
Mean CV75: 104 ug/mL
Treatment duration: 24 hrs

All concentrations used - per active ingredient (90%, conversion factor 1.1)

Cell system: THP-1 cells (ATCC TIB-202), passage number 12-16

Positive control: dinitrochlorobenzene (DNCB, CAS 97-00-7) in DMSO
Negative control: untreated control

Results and discussion

Positive control results:
RFI CD54 and RFI CD 86 for all concentrations and all runs (3) >200 and >150, respectively.

In vitro / in chemico

Resultsopen allclose all
Key result
Run / experiment:
other: all concentrations (8) / all runs (3)
Parameter:
other: RFI (CD86)
Value:
150
Negative controls validity:
valid
Positive controls validity:
valid
Remarks on result:
no indication of skin sensitisation
Key result
Run / experiment:
other: all concentrations (8) / all runs (3)
Parameter:
other: RFI (CD54)
Value:
200
Negative controls validity:
valid
Positive controls validity:
valid
Remarks on result:
no indication of skin sensitisation

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
Based on the h-CLAT assay there are no indications of skin sensitisation caused by the test substance.