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Physical & Chemical properties

Explosiveness

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Reference
Endpoint:
explosive properties of explosives
Type of information:
experimental study
Adequacy of study:
key study
Study period:
5 October to 13 November 1998
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.14 (Explosive properties)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Parameter:
thermal sensitivity - Koenen test: diameter of the orifice plate
Remarks:
Three tests were performed with a circular nozzle plate with a hole of 2 mm diameter
Remarks on result:
not thermal sensitive if heated under defined confinement
Parameter:
sensitiveness to impact: impact energy (J)
Remarks:
6 tests using a 10 kilogram mass from a height 0.4 m
Remarks on result:
not sensitive to impact using an impact energy of 40 J
Parameter:
sensitiveness to friction: friction load (N)
Remarks:
6 tests pinload with 360 newton
Remarks on result:
not sensitive to friction using a friction load of 360 N

Explosive properties


Thermal sensitivity


Three tests were performed with a circular nozzle plate with a hole of 2 mm diameter used.


 










































Test No.



weight of test substance (grams)



nozzle width (mm)



t,


(sec)



t2(sec)



reaction



appearance; number of fragments



1



13.8



2.0



21.3



>300



fizzing



tube unchanged



2



13.6



2.0



21.6



>300



fizzing



tube unchanged



3



13.6



2.0



20.8



>300



fizzing



tube unchanged


Interpretation of results:
GHS criteria not met
Conclusions:
The substance was found to be non-explosive.
Executive summary:

Study data conducted to Guideline 92/69/EEC of 31 July 1992, Annex.Part A:Methods for the determination of physico-chemical properties. A.14. Explosvie properties in accordance to GLP and reported with a GLP certificate.


The method comprises three parts:


a)           a test of thermal sensitivity:


b)           a test of mechanical sensitivity with respect to shock;


c)           a test of mechanical sensitivity with respect to friction-Thermal sensitivity


The substance was found to be non-explosive

Description of key information

The substance was found to be non-explosive.

Key value for chemical safety assessment

Explosiveness:
non explosive

Additional information

Study data conducted to Guideline 92/69/EEC of 31 July 1992, Annex.Part A:Methods for the determination of physico-chemical properties. A.14. Explosvie properties in accordance to GLP and reported with a GLP certificate.


The method comprises three parts:



  1. a)           a test of thermal sensitivity:

  2. b)           a test of mechanical sensitivity with respect to shock;

  3. c)           a test of mechanical sensitivity with respect to friction


The substance proved not to be explosive in these tests.

Justification for classification or non-classification