Registration Dossier

Administrative data

Endpoint:
oxidising solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
10/07/09 - 15/07/09
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study conducted to current accepted guideline.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report Date:
2009

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
EU Method A.17 (Oxidising Properties (Solids))
Deviations:
no
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Name of test material (as cited in study report): MnSO4 (NOTE: the batch number relates to the monohydrate, as stated in the GLP study for water solubility)
- Substance type: extremely pale pink powder
- Physical state: Solid
- Lot/batch No.:08729
- Storage condition of test material: Room temperature in the dark.

Results and discussion

Test results (Oxidising solids)open allclose all
Sample tested:
test mixture (not specified)
Parameter:
maximum burning rate
Result:
0.943 other: mm/s
Remarks on result:
other: Fastest mixture, test material: cellulose, 10:90
Sample tested:
test mixture (not specified)
Parameter:
maximum burning rate
Result:
0.741 other: mm/s
Remarks on result:
other: Second fastest mixture, test material: cellulose, 20:80
Sample tested:
reference mixture (not specified)
Parameter:
maximum burning rate
Result:
1.424 other: mm/s

Any other information on results incl. tables

Table 1: Reference mixtures

 

% Barium Nitrate

Observations

Burning Time (s)

Burning Rate (mm/s)

10

The pile burned with a yellow flame which produced grey smoke and left black charred remains.

217

0.922

20

The pile burned with an  

yellow/green

flame which produced grey smoke and left black/grey charred remains.

203

0.985

30

The pile burned with an  

yellow/green

flame which produced grey smoke and left black/grey charred remains.

245

0.816

40

The pile burned with a green/ yellow flame which produced grey smoke and left black/grey charred remains.

227

0.881

50

The pile burned with a  

green/ yellow

flame which produced grey smoke and left black/grey charred remains.

196

1.020

60

The pile burned with an  

green/ yellow

flame which produced grey smoke and left black/grey charred remains.

166

1.205

70

The pile burned with an  

green/ yellow

flame which produced grey smoke and left whitish/grey charred remains.

161

1.242

80

The pile burned with a small green/yellow flame which self-extinguished without propagating combustion.

-

-

90

The pile burned with a small green/yellow flame which self-extinguished without propagating combustion

-

-

Maximum burning rate = 1.242 mm/s

 

Table 2: Cellulose mixtures

 

% Barium Nitrate

Observations

Burning Time (s)

Burning Rate (mm/s)

10

The pile burned with a blue flame which produced grey smoke and left black charred remains.

240

0.833

20

 The pile burned with a blue flame which produced grey smoke and left black charred remains.

303

0.660

30

 The pile burned with a small blue flame which self-extinguished after propagating combustion over 12mm in 67 seconds.

-

-

40

 The pile burned with a small blue flame which self-extinguished without propagating combustion.

-

-

50

 The pile burned with a small blue flame which self-extinguished without propagating combustion.

-

-

60

 The pile burned with a small blue flame which self-extinguished without propagating combustion.

-

-

70

 The pile failed to ignite

-

-

80

  The pile failed to ignite

-

-

90

The pile failed to ignite

-

-

Maximum burning rate = 0.833 mm/s

Maximum burning rate reference mixtures = 1.242 mm/s

 

Table 3: Fastest Burning Rate Mixture, Test Material: Cellulose Ratio = 10:90

Test

Observations

Burning Time (s)

Burning Rate (mm/s)

1

The pile burned with a pale blue flame emitting pale grey smoke and leaving dark grey ash.

243

0.823

2

 The pile burned with a pale blue flame emitting pale grey smoke and leaving dark grey ash.

212

0.943

3

  The pile burned with a pale blue flame emitting pale grey smoke and leaving dark grey ash.

219

0.913

4

 The pile burned with a pale blue flame emitting pale grey smoke and leaving dark grey ash.

253

0.791

5

The pile burned with a pale blue flame emitting pale grey smoke and leaving dark grey ash.

258

0.775

6

 The pile burned with a pale blue flame emitting pale grey smoke and leaving dark grey ash.

268

0.746

Maximum burning rate = 0.943 mm/s

Maximum burning rate of reference mixtures = 1.242 mm/s

 

Table 4: Second Fastest Burning Rate Mixture, Test Material: Cellulose Ratio = 20:80

Test

Observations

Burning Time (s)

Burning Rate (mm/s)

1

The pile ignited with a pale blue flame which self-extinguished without propagating combustion.

-

-

2

 The pile burned with a pale blue flame which emitted grey smoke and left dark grey ash.

270

0.741

3

 The pile ignited with a pale blue flame which self-extinguished without propagating combustion.

-

-

4

 The pile burned with a pale blue flame which emitted grey smoke and left dark grey ash.

296

0.676

5

The pile burned with a pale blue flame which emitted grey smoke but self-extinguished after propagating combustion over 100mm in 283 seconds, and left dark grey ash.

-

-

6

 The pile burned with a pale blue flame which emitted grey smoke and left dark grey ash.

416

0.481

Maximum burning rate = 0.741 mm/s

Maximum burning rate of reference mixtures = 1.242 mm/s

 

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
MnSO4 is not an oxidiser