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Physical & Chemical properties

Flash point

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Reference
Endpoint:
flash point, other
Type of information:
experimental study
Adequacy of study:
key study
Study period:
20/2/2016 - 20/2/2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental result using standard methods of analysis
Qualifier:
according to
Guideline:
other: as below
Principles of method if other than guideline:
The flash point determination of Test item 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 : 5-methoxy-1,3-dihydro-2H-benzimidazole-2-thione
- Molecular formula : C8H8N2OS
- Molecular weight : 180.2302 g/mol
- Smiles notation : COc1ccc2c(c1)nc([nH]2)S
- InChl : 1S/C8H8N2OS/c1-11-5-2-3-6-7(4-5)10-8(12)9-6/h2-4H,1H3,(H2,9,10,12)
- Substance type : Organic
- Physical state : Solid
Key result
Flash point:
141.6 °C
Atm. press.:
978.5 hPa
Remarks on result:
other: No other detail available

TEST DESCRIPTION AND RESULT

Method Details

Observations

Remarks if, any

Method

Closed cup method using Pensky-Martens Flash Point Apparatus

 

 

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 test item used

g

5 g

 

Ignition source

Gas lighter/flame

Gas lIghter

 

Atmospheric pressure

hPa

978.5 hPa

 

 Mean Flash point (RESULT)

°C

141.6°C

 

 

Interpretation of results:
GHS criteria not met
Conclusions:
The flash point determination of test chemical 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 141.6°C at 978.5 hPa.
Executive summary:

The flash point determination of test chemical 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 141.6°C at 978.5 hPa.

Description of key information

The flash point determination of test chemical 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 141.6°C at 978.5 hPa.

Key value for chemical safety assessment

Flash point at 101 325 Pa:
141.6 °C

Additional information

The flash point determination of test chemical 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 141.6°C at 978.5 hPa.