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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Auto flammability

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Administrative data

Link to relevant study record(s)

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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:
comparable to guideline study with acceptable restrictions
Qualifier:
equivalent or similar to guideline
Guideline:
other: Company SOP
Principles of method if other than guideline:
Details see below
GLP compliance:
not specified
Key result
Relative self-ignition temperature:
> 360 °C
Remarks on result:
no self ignition observed under the test conditions

Ignition temperature of dust layers

Result: no reaction at 360° C

Minimum ignition temperature of dust layers (glowing temperature)

Result: substance melts partially at about 110° C, melts at about 130° C (hot plate 225° C)

Evaluation of flammability in contact with Platin-wire (1000°C)

Result: no ignition, melting with smoke emission (also with a mixture with 20% Kiselguhr).

Evaluation of flammability in contact with the hot flame of a gas burner

Result: no iginition only smoke emission.

150mg substance in red hot glowing iron cup

Result:

pure substance: very quick burn out with flames

with KNO3: very quick burn out with flames

Red-glowing-iron-cup -test is not relevant for classification as flammable, as no ignition of

Guanidinium Nitrate was possible with gas flame or glowing platinum wire.

Test is not approved or suitable and therefore not relevant.

Conclusions:
Under 4 out of 5 tests the substance does not ignite.
Ignition with 150 mg substance in red hot glowing iron cup. This test is not relevant for classification.
Executive summary:

Ignition temperature of dust layers

Result: no reaction at 360° C

Minimum ignition temperature of dust layers (glowing temperature)

Result: substance melts partially at about 110° C, melts at about 130° C (hot plate 225° C)

Evaluation of flammability in contact with Platin-wire (1000°C)

Result: no ignition, melting with smoke emission (also with a mixture with 20% Kiselguhr).

Evaluation of flammability in contact with the hot flame of a gas burner

Result: no iginition only smoke emission.

150mg substance in red hot glowing iron cup

Result:

pure substance: very quick burn out with flames

with KNO3: very quick burn out with flames

Red-glowing-iron-cup -test is not relevant for classification as flammable, as no ignition of

Guanidinium Nitrate was possible with gas flame or glowing platinum wire.

Test is not approved or suitable and therefore not relevant.

Endpoint:
relative self-ignition temperature (solids)
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods with acceptable restrictions
Key result
Relative self-ignition temperature:
> 360 °C
Remarks on result:
other: 1 atm

self-ignition temperature for technical Grade according to BAM: Bundesanstalt für Materialprüfung, "Bericht über die Prüfung von Guanidinnitrat (Rohprodukt) im Hinblick auf ein vorgesehenes Mahlen in einer Hammermühle", 06.09.63

Ignition properties of the substance could not be determined as the sample did not ignite in any of the tests performed. Bevor ignition the substance decomposed and fumed off.

Conclusions:
Guanidine nitrate did not ignite in any of the tests performed. Bevor ignition the substance decomposed and fumed off. Self ignition temperature above 360 °C.
Executive summary:

Guanidine nitrate did not ignite in any of the tests performed. Bevor ignition the substance decomposed and fumed off. Self ignition temperature above 360 °C.

Description of key information

Minimum ignition temperature of dust layers (glowing temperature)
Result: substance melts partially at about 110° C, melts at about 130° C (hot plate 225° C)

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
360 °C

Additional information

Minimum ignition temperature of dust layers (glowing temperature)

Result: substance melts partially at about 110° C, melts at about 130° C (hot plate 225° C)

(AlzChem, 2009).