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Physical & Chemical properties

Additional physico-chemical information

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Administrative data

Endpoint:
other: Heat of solution
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
publication
Title:
Strukturen und Eigenschaften der Natriumperoxoborat-Hydrate
Author:
Koberstein E, Bachmann HG, Gebauer H, Köhler G, Lakatos E & Nonnenmacher G
Year:
1979
Bibliographic source:
Z Anorg Allg Chem 374: 125-146

Materials and methods

Test guideline
Qualifier:
no guideline followed
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Perboric acid, sodium salt
EC Number:
234-390-0
EC Name:
Perboric acid, sodium salt
Cas Number:
11138-47-9
Molecular formula:
For detailed information on substance identity, molecular and structural formula see attached file AD_PBS_Substance_Identification (taken from ECB (2007) EU RAR Perboric acid)
IUPAC Name:
sodium hydroxy hydrogen borate
Details on test material:
Sodium perborate tetrahydrate and sodium perborate monohydrate

Results and discussion

Any other information on results incl. tables

Sodium perborate monohydrate:  +  49 +- 2.5 kJ/mol
Sodium perborate tetrahydrate: + 107 +- 1.3 kJ/mol
(both endothermal processes)

Applicant's summary and conclusion