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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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 vivo
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1993
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP-Guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1993
Report date:
1993

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method B.4 (Acute Toxicity: Dermal Irritation / Corrosion)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
D-Glucopyranose, oligomers, decyl octyl glycosides
EC Number:
500-220-1
EC Name:
D-Glucopyranose, oligomers, decyl octyl glycosides
Cas Number:
68515-73-1
Molecular formula:
Not applicable: UVCB
IUPAC Name:
D-Glucopyranose, oligomeric, C8-10 glycosides
Details on test material:
- Name of test material (as cited in study report): Alkylpolyglycoside, C8/10
- Physical state: yellow high viscous liquid
- Analytical purity: 65%
- Lot/batch No.: 3CQ10
- Storage condition of test material: room temperatur in the dark

Test animals

Species:
rabbit
Strain:
New Zealand White
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Source: Broekman Institute, Netherlands
- Age at study initiation: approx. 12 weeks
- Weight at study initiation: 2245-2590g
- Housing: Individually in labelled cages with perforated floors.
- Diet: Standard laboratory rabbit diet (LKK-20, Hope Frams), approx. 100 g/day
- Water: tap water, ad libitum
- Acclimation period: 5 days

ENVIRONMENTAL CONDITIONS
- Temperature (°C): 21
- Humidity (%): 55
- Air changes (per hr): 15
- Photoperiod (hrs dark / hrs light): 12/12

IN-LIFE DATES: From 31.08.1993 to 07.09.1993

Test system

Type of coverage:
semiocclusive
Preparation of test site:
shaved
Vehicle:
unchanged (no vehicle)
Controls:
not required
Amount / concentration applied:
0.5 mL
Duration of treatment / exposure:
4 h
Observation period:
7 days
Number of animals:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
animal #1
Time point:
other: 24+48+72 h
Score:
0.7
Max. score:
4
Reversibility:
fully reversible
Irritation parameter:
edema score
Basis:
animal #1
Time point:
other: 24+48+72 h
Score:
0
Max. score:
4
Irritation parameter:
erythema score
Basis:
animal #2
Time point:
other: 24+48+72 h
Score:
1.3
Max. score:
4
Reversibility:
fully reversible
Irritation parameter:
edema score
Basis:
animal #2
Time point:
other: 24+48+72 h
Score:
0
Max. score:
4
Irritation parameter:
erythema score
Basis:
animal #3
Time point:
other: 24+48+72 h
Score:
0.3
Max. score:
4
Reversibility:
fully reversible
Irritation parameter:
edema score
Basis:
animal #3
Time point:
other: 24+48+72 h
Score:
0
Max. score:
4

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU