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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Exposure related observations in humans: other data

Administrative data

Endpoint:
exposure-related observations in humans: other data
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2006-10-03 to 2006-10-06
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2006
Report date:
2006

Materials and methods

Endpoint addressed:
skin irritation / corrosion
Test guideline
Qualifier:
no guideline available
GLP compliance:
not specified

Test material

Method

Ethical approval:
not specified
Details on study design:
TYPE OF TEST(S) USED: patch test (epicutaneous test)

ADMINISTRATION
- Type of application: occlusive
- Description of patch: a 3/4" x 3/4" absorbent pad portion of an adhesive dressing
- Vehicle / solvent: mineral oil
- Concentrations: 10%, 50%, 100%
- Volume applied: 0.2 mL
- Testing/scoring schedule: patch remained onto the skin for a total of 48 hours. The sites were examined directly after patch removal and re-evaluated after 72 hours.
- Removal of test substance: no data


EXAMINATIONS
- Grading/Scoring system:
0 = No visible skin reaction
+ = Barely perceptible or spotty eithema
1 = Mild erytherna covering most ofthe test site
2 = Moderate erythemra, possible presence ofmild edema
3 = Marked erytherna, possible edema
4 = Severe erythema, possible edema, vesiculation, bullae and/or ulceration
- Statistical analysis: None
Exposure assessment:
not specified
Details on exposure:
TYPE OF EXPOSURE: epidermal, occlusive

TYPE OF EXPOSURE MEASUREMENT: Exposure pads

EXPOSURE LEVELS: 10%, 25%, 50%, 100%

EXPOSURE PERIOD: 48 hours

POSTEXPOSURE PERIOD: 72 hours

DESCRIPTION / DELINEATION OF EXPOSURE GROUPS / CATEGORIES:
- Number of subjects exposed: 23
- Sex: 3males, 20 females
- Age: 34 - 78 years old

Results and discussion

Results:
SYMPTOMS
- Frequency, level, duration of symptoms observed: No symptoms were observed

NO. OF PERSONS WITH/OUT REACTIONS COMPARED TO STUDY POPULATION
None of the test persons developed positive, equivocal or irritating reactions

RESULT OF CASE REPORT: The substance is not irritating.

Applicant's summary and conclusion