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Diss Factsheets

Toxicological information

Eye irritation

Currently viewing:

Administrative data

Endpoint:
eye irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1991
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study according to OECD guideline under GLP conditions.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 405 (Acute Eye Irritation / Corrosion)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Disodium phosphonate
EC Number:
237-249-1
EC Name:
Disodium phosphonate
Cas Number:
13708-85-5
Molecular formula:
Na2HPO3
IUPAC Name:
disodium phosphonate
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
- Name of test material (as cited in study report): BRÜGGOLEN H-10 (STabilisator P)

Test animals / tissue source

Species:
rabbit
Strain:
New Zealand White
Details on test animals or tissues and environmental conditions:
TEST ANIMALS
- Weight at study initiation: 3.0 to 3.2 kg
- Housing: single cages
- Diet (e.g. ad libitum): Altromin
- Water (e.g. ad libitum): ad libitum

ENVIRONMENTAL CONDITIONS
- Temperature (°C): 18 ± 2
- Humidity (%): 50 - 60
- Photoperiod (hrs dark / hrs light): 12/12

Test system

Vehicle:
unchanged (no vehicle)
Controls:
not required
Amount / concentration applied:
TEST MATERIAL
- Amount(s) applied (volume or weight with unit): 0.1 g
Duration of treatment / exposure:
7 days
Observation period (in vivo):
7 days
Number of animals or in vitro replicates:
6
Details on study design:
SCORING SYSTEM:
0 - 10: non irritant
11 - 25: slightly irritant
26 - 56: moderately irritant
57 - 110: severely irritant

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
cornea opacity score
Basis:
animal #1
Time point:
24/48/72 h
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #1
Time point:
7 d
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #2
Time point:
24/48/72 h
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #2
Time point:
7 d
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #3
Time point:
24/48/72 h
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #3
Time point:
7 d
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #4
Time point:
24/48/72 h
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #4
Time point:
7 d
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #5
Time point:
24/48/72 h
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #5
Time point:
7 d
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #6
Time point:
24/48/72 h
Score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #6
Time point:
7 d
Score:
0
Irritation parameter:
iris score
Basis:
animal #1
Time point:
24/48/72 h
Score:
0
Irritation parameter:
iris score
Basis:
animal #1
Time point:
7 d
Score:
0
Irritation parameter:
iris score
Basis:
animal #2
Time point:
24/48/72 h
Score:
0
Irritation parameter:
iris score
Basis:
animal #2
Time point:
7 d
Score:
0
Irritation parameter:
iris score
Basis:
animal #3
Time point:
24/48/72 h
Score:
0
Irritation parameter:
iris score
Basis:
animal #3
Time point:
7 d
Score:
0
Irritation parameter:
iris score
Basis:
animal #4
Time point:
24/48/72 h
Score:
0
Irritation parameter:
iris score
Basis:
animal #4
Time point:
7 d
Score:
0
Irritation parameter:
iris score
Basis:
animal #5
Time point:
24/48/72 h
Score:
0
Irritation parameter:
iris score
Basis:
animal #5
Time point:
7 d
Score:
0
Irritation parameter:
iris score
Basis:
animal #6
Time point:
24/48/72 h
Score:
0
Irritation parameter:
iris score
Basis:
animal #6
Time point:
7 d
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #1
Time point:
24/48 h
Score:
1
Irritation parameter:
conjunctivae score
Basis:
animal #1
Time point:
72 h
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #1
Time point:
7 d
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #2
Time point:
24/48 h
Score:
1
Irritation parameter:
conjunctivae score
Basis:
animal #2
Time point:
72 h
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #2
Time point:
7 d
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #3
Time point:
24 h
Score:
1
Irritation parameter:
conjunctivae score
Basis:
animal #3
Time point:
48 h
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #3
Time point:
72 h
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #3
Time point:
7 d
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #4
Time point:
24/48 h
Score:
1
Irritation parameter:
conjunctivae score
Basis:
animal #4
Time point:
72 h
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #4
Time point:
7 d
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #5
Time point:
24 h
Score:
1
Irritation parameter:
conjunctivae score
Basis:
animal #5
Time point:
48 h
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #5
Time point:
72 h
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #5
Time point:
7 d
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #6
Time point:
24/48 h
Score:
1
Irritation parameter:
conjunctivae score
Basis:
animal #6
Time point:
72 h
Score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #6
Time point:
7 d
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #1
Time point:
24/48/72 h
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #1
Time point:
7 d
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #2
Time point:
24/48/72 h
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #2
Time point:
7 d
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #3
Time point:
24/48/72 h
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #3
Time point:
7 d
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #4
Time point:
24/48/72 h
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #4
Time point:
7 d
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #5
Time point:
24/48/72 h
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #5
Time point:
7 d
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #6
Time point:
24/48/72 h
Score:
0
Irritation parameter:
chemosis score
Basis:
animal #6
Time point:
7 d
Score:
0
Irritant / corrosive response data:
The animals showed deviations from normal findings over a period of 2 days. Within this period, redness was observed. Within the 24 hours after the application, increased secretion were observed. No findings at cornea and iris were observed.

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
According to the test results, there is no need for classification according to (EU) No. 1272/2008.
Executive summary:

Slight symptoms of irriation (redness, secretion) were observed within a period of 2 days after the application of the substance. All symptoms were fully reversible within 7 days