Registration Dossier

Administrative data

Endpoint:
skin sensitisation: in vivo (non-LLNA)
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP complianced.

Data source

Reference
Reference Type:
other: Inquiry result from ECHA
Title:
Unnamed
Year:
2013

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: Directive 92/69/CEE, B.6
GLP compliance:
yes
Type of study:
guinea pig maximisation test

Test material

Reference
Name:
Unnamed
Type:
Constituent

In vivo test system

Test animals

Species:
other: Cochon d'lnde, lbm: GOHI; SPF

Study design: in vivo (non-LLNA)

Induction
Concentration / amount:
Concentration of test material and vehicle used at induction:
INTRADERMIQUE : 0.1 ml:
1) FCA a 1:1 avec de la solution saline physiologique
2) 1% dans de l'eau bidistillee
3) 1% dans um melange de FCA a 1:1 avec de la solution
saline physiologique

EPIDERMIQUE:
75% dans de l'eau bidistillee
Concentration of test material and vehicle used for each challenge:
EPIDERMIQUE:
75% dans de l'eau bidistillee
Challenge
Concentration / amount:
Concentration of test material and vehicle used at induction:
INTRADERMIQUE : 0.1 ml:
1) FCA a 1:1 avec de la solution saline physiologique
2) 1% dans de l'eau bidistillee
3) 1% dans um melange de FCA a 1:1 avec de la solution
saline physiologique

EPIDERMIQUE:
75% dans de l'eau bidistillee
Concentration of test material and vehicle used for each challenge:
EPIDERMIQUE:
75% dans de l'eau bidistillee
No. of animals per dose:
Number of animals in test group : 20
Number of animals in negative control group : 10

Results and discussion

In vivo (non-LLNA)

Resultsopen allclose all
Reading:
1st reading
Hours after challenge:
24
Group:
test group
Dose level:
0 %
No. with + reactions:
0
Total no. in group:
20
Remarks on result:
other: Reading: 1st reading. . Hours after challenge: 24.0. Group: test group. Dose level: 0 %. No with. + reactions: 0.0. Total no. in groups: 20.0.
Reading:
1st reading
Hours after challenge:
24
Group:
test group
Dose level:
75 %
No. with + reactions:
0
Total no. in group:
20
Remarks on result:
other: Reading: 1st reading. . Hours after challenge: 24.0. Group: test group. Dose level: 75 %. No with. + reactions: 0.0. Total no. in groups: 20.0.
Reading:
2nd reading
Hours after challenge:
48
Group:
test group
Dose level:
0 %
No. with + reactions:
0
Total no. in group:
20
Remarks on result:
other: Reading: 2nd reading. . Hours after challenge: 48.0. Group: test group. Dose level: 0 %. No with. + reactions: 0.0. Total no. in groups: 20.0.
Reading:
2nd reading
Hours after challenge:
48
Group:
test group
Dose level:
75 %
No. with + reactions:
0
Total no. in group:
20
Remarks on result:
other: Reading: 2nd reading. . Hours after challenge: 48.0. Group: test group. Dose level: 75 %. No with. + reactions: 0.0. Total no. in groups: 20.0.
Reading:
1st reading
Hours after challenge:
24
Group:
negative control
Dose level:
0 %
No. with + reactions:
0
Total no. in group:
10
Remarks on result:
other: Reading: 1st reading. . Hours after challenge: 24.0. Group: negative control. Dose level: 0 %. No with. + reactions: 0.0. Total no. in groups: 10.0.
Reading:
1st reading
Hours after challenge:
24
Group:
negative control
Dose level:
75 %
No. with + reactions:
0
Total no. in group:
10
Remarks on result:
other: Reading: 1st reading. . Hours after challenge: 24.0. Group: negative control. Dose level: 75 %. No with. + reactions: 0.0. Total no. in groups: 10.0.
Reading:
2nd reading
Hours after challenge:
48
Group:
negative control
Dose level:
0 %
No. with + reactions:
0
Total no. in group:
10
Remarks on result:
other: Reading: 2nd reading. . Hours after challenge: 48.0. Group: negative control. Dose level: 0 %. No with. + reactions: 0.0. Total no. in groups: 10.0.
Reading:
2nd reading
Hours after challenge:
48
Group:
negative control
Dose level:
75 %
No. with + reactions:
0
Total no. in group:
10
Remarks on result:
other: Reading: 2nd reading. . Hours after challenge: 48.0. Group: negative control. Dose level: 75 %. No with. + reactions: 0.0. Total no. in groups: 10.0.

Any other information on results incl. tables

Maximum concentration not causing irritating effects in preliminary test : 75%

Signs of irritation during induction:

- 1/20 animaux a montre un erytheme apres l'exposition epidermique.

- Application a J7 de laurylsulfate de sodium

Evidence of sensitisation of each challenge concentration:

75% : 0/20 (0%) animaux presentant une sensibilisation

Other observations:

MORTALITE:

On a trouve un animal du groupe temoin negatif mort au jour

18 et observe des modificaitons macroscopiques des poumons.

La mort n'est pas liee au traitment.

Applicant's summary and conclusion

Interpretation of results:
other: not classified