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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
relative self-ignition temperature (solids)
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods with acceptable restrictions
Remarks:
no GLP

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: VDI 2263, Sheet 1
Deviations:
no
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Octacarbonyldicobalt
EC Number:
233-514-0
EC Name:
Octacarbonyldicobalt
Cas Number:
10210-68-1
Molecular formula:
C8O8Co2
IUPAC Name:
1,1,1,3,3,3-hexakis(oxidaniumylidynemethyl)-2,4-dioxo-1,3-dicobaltabicyclo[1.1.0]butane-1,1,3,3-tetrakis(ylium)
Test material form:
solid: particulate/powder
Remarks:
crystalline powder

Results and discussion

Relative self-ignition temperature (solids)
Key result
Relative self-ignition temperature:
< 25 °C

Applicant's summary and conclusion

Conclusions:
The study was performed according to VDI 2263, Sheet 1 without deviations and therefore reliability of Klimisch 2 has been assigned. The self-ignition temperature has been determined at < 25°C
Executive summary:

The relative self-ignition temperature was determined according to VDI 2263, Sheet 1 (Dust fires and dust explosions; hazards, assessment, protective measures; test methods for the determination of the safety characteristic of dusts) using a Grewer oven.

Self-ignition did occur at a temperature of <25°C and led to a max. temperature of 147°C for the test substance.

Similarly, a mulistep self-ignition has been detected for the mixture of test substance and kieselguhr (1:1) at <25°C, which led to a max. temperature of 260°C for the test mixture.

This temperature is the basis for the determination of the temperature for safe handling (100°C substracted from result: -75°C) under normal atmospheric conditions.

The substance has to be regarded as self-heating and handling at ambient temperature should only be done under the absence of air.