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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Flash point

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Administrative data

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Endpoint:
flash point of flammable liquids
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
supporting study
Justification for type of information:
For details and justification of read-across please refer to the read-across report attached to IUCLID section 13.
Reason / purpose for cross-reference:
read-across source
Key result
Flash point:
64.2 °C
Atm. press.:
101.5 kPa
Interpretation of results:
other: CLP criteria not met
Conclusions:
n-Propyl lactate has a flashpoint of 64.2 °C (337.4 K) at 101.5 kPa.
Executive summary:

n-Propyl lactate was tested in a GLP study conducted according to EEC A.9 and ISO 3679 on its flashpoint. Based on the results, n-Propyl lactate has a flashpoint of 64.2 °C (337.4 K) at 101.5 kPa.

This information is used in a read-across approach in the assessment of the target substance. For details and justification of read-across please refer to the read-across report attached to IUCLID section 13.

Endpoint:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
according to guideline
Guideline:
ISO 2719 (Determination of flash point - Pensky-Martens closed cup method)
GLP compliance:
not specified
Type of method:
closed cup
Flash point apparatus:
Pensky-Martens apparatus
Key result
Flash point:
69 °C
Atm. press.:
ca. 1 013 hPa
Remarks on result:
other: The pressure at which the flash point was determined is not reported in this publication. However, this test is typically performed at atmospheric pressure, i.e. ca. 1013 hPa.
Interpretation of results:
other: CLP criteria not met
Conclusions:
The flash point of Propyl (S)-lactate is 69 °C.
Executive summary:

According to published data the flash point of Propyl (S)-lactate is 69 °C, using the Penskey-Martens closed cup method.

Description of key information

Propyl (S)-lactate has a flash point of 64.2 °C at 101.5 kPa (worst-case from a weight of evidence approach).

Key value for chemical safety assessment

Flash point at 101 325 Pa:
64.2 °C

Additional information

Propyl lactate has a flash point of 64.2 °C at 101.5 kPa (ISO 3679).

The equilibrium method ISO 3679 (Bal) is more accurate compared to the non-equilibrium method ISO 2719 (Clary), which gave a flash point of 69 °C.

The lowest flash point has been chosen in the interest of safety as worst-case value.