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Diss Factsheets

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
oxidising liquids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Jan 04, 2018 - Mar 27, 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.21 (Oxidising Properties (Liquids))
GLP compliance:
yes
Contact with:
powdered cellulose
Key result
Sample tested:
reference mixture with 65% nitric acid + cellulose (1:1 ratio)
Parameter:
mean pressure rise time
Result:
1.109 s
Key result
Sample tested:
test mixture 1:1
Parameter:
mean pressure rise time
Result:
18.693 s

TABLE 1: Determination of Pressure Rise Time

 

Reference Mixture

Test Mixture

Replica-tion

Cellulose Powder (g)

Nitric acid (g)

Pressure Rise Time (Second)

%Difference

Replica-tion

Cellulose Powder (g)

Test Item (g)

Pressure Rise Time (Seconds)

%Difference

R1

2.5018

2.5016

0.980

-11.632

T1

2.5015

2.5012

17.690

-5.366

R2

2.5027

2.5023

0.945

-14.788

T2

2.5018

2.5016

21.010

12.395

R3

2.5017

2.5019

1.350

21.731

T3

2.5023

2.5020

17.650

-5.980

R4

2.5022

2.5045

0.850

-23.354

T4

2.5028

2.5025

15.780

-15.583

R5

2.5032

2.5035

1.420

28.043

T6

2.5066

2.5032

21.335

14.134

Mean Pressure Rise Time (Second) for Reference Mixture (RM)

1.109

Mean Pressure Rise Time (Second) for Test Mixture (RM)

18.693

Interpretation of results:
GHS criteria not met
Conclusions:
The mean pressure rise time for the reference mixture (cellulose and 65% nitric acid) was 1.109 second.
The mean pressure rise time for the test mixture (cellulose and test item) was 18.693 seconds.
As the mean pressure rise time of the test mixture, was significantly more than the reference mixture, it was concluded that the FRET 12-0492 is "Non-Oxidizing in Nature".

Executive summary:

As the mean pressure rise time of the test mixture, was significantly more than the reference mixture, it was concluded that the FRET 12-0492 is "Non-Oxidizing in Nature".

Description of key information

As the mean pressure rise time of the test mixture was significantly more than the reference mixture, it was concluded that the FRET 12-0492 is "Non-Oxidizing in Nature".

Key value for chemical safety assessment

Oxidising properties:
non oxidising

Additional information

Justification for classification or non-classification