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Physical & Chemical properties

Flash point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
flash point, other
Type of information:
experimental study
Adequacy of study:
key study
Study period:
17-03-2017 – 17-03-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to guideline
Guideline:
ISO No., other: OECD 103
Principles of method if other than guideline:
The flash point determination of Test item Disodium 6-hydroxy-5-[(4-sulphonatophenyl)azo]naphthalene-2-sulphonate (CAS No. 2783-94-0 )was done. The method is closed cup method using Pensky-Martens Flash Point Apparatus.
GLP compliance:
no
Type of method:
closed cup
Flash point apparatus:
Pensky-Martens apparatus
Specific details on test material used for the study:
- Name of test material (as cited in study report):Sunset Yellow FCF or FD&C Yellow No. 6.
- Molecular formula (if other than submission substance):C16H12N2O7S2.2Na
- Molecular weight (if other than submission substance): 452.4 g/mole
- Substance type: organic
- Physical state: Solid
Key result
Flash point:
208.3 °C
Atm. press.:
972.4 hPa
Remarks on result:
other: No other detail available

 Method Details    Observations  Remarks if, any                         
 Method  Closed cup method  

Principle of Flash point

test

The flash point of a flammable

liquid is the lowest temperature at

which there will be enough

flammable vapor to ignite when an

ignition source is applied.

  
 Type of method  Closed cup  
 Flash point apparatus  

Abel’s flash pt apparatus

Pensky-Martens flash point

apparatus

Pensky-Martens flash

point apparatus

 

 Quantity of chemical

used

 g/ml

5.003 

 Ignition source

 Gas lighter/flame

 Gas lighter

 Atmospheric pressure

 hPa

 972.4hPa

 meanFlash point

(RESULT)

 °C

 208.3°C
Interpretation of results:
GHS criteria not met
Conclusions:
The flash point determination of Disodium 6-hydroxy-5-[(4-sulphonatophenyl)azo]naphthalene-2-sulphonate (CAS No. 2783-94-0)was done following closed cup method using Pensky-Martens flash point apparatus. The test was conducted in replicates and mean flash point was determine to be 208.3°C at 972.4 hPa.
Executive summary:

The flash point determination of Test item Disodium 6-hydroxy-5-[(4-sulphonatophenyl)azo]naphthalene-2- sulphonate (CAS No. 2783-94-0 )was done. The method is closed cup method using Pensky-Martens Flash Point Apparatus. The mean flash point of the test item was determine to be 208.3°C at 972.4 hPa.

Description of key information

The flash point determination of Test item Disodium 6-hydroxy-5-[(4-sulphonatophenyl)azo]naphthalene-2- sulphonate (CAS No. 2783-94-0 )was done. The method is closed cup method using Pensky-Martens Flash Point Apparatus. The mean flash point of the test item was determine to be 208.3°C at 972.4 hPa.

Key value for chemical safety assessment

Flash point at 101 325 Pa:
208.3 °C

Additional information

The flash point determination of Test item Disodium 6-hydroxy-5-[(4-sulphonatophenyl)azo]naphthalene-2- sulphonate (CAS No. 2783-94-0 )was done. The method is closed cup method using Pensky-Martens Flash Point Apparatus. The mean flash point of the test item was determine to be 208.3°C at 972.4 hPa.