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Physical & Chemical properties

Melting point / freezing point

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Administrative data

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Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
2010-09-09 to 2010-11-11
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
30 May 2008
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
27 July 1995
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
pour point
Key result
Melting / freezing pt.:
306 K
Atm. press.:
1 013 hPa
Decomposition:
no
Sublimation:
no
Remarks on result:
other: The pour point of the test material has been determined to be 306 ± 3 K.

Table 1: Pour point determination of TOS 19

Measurement

Determination 1

Determination 2

Stationary point (K)

303

303

Pour point (K)

306

306

 

Pour point = 306 K (32.85°C)

Conclusions:
A pour point value of 306 ± 3 K (32.85°C) was determined in a reliable study conducted according to EU Method A.1, and in compliance with GLP.
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
2010-10-01 to 2010-11-15
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
30 May 2008
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
27 July 1995
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
pour point
Key result
Melting / freezing pt.:
307 K
Atm. press.:
1 013 hPa
Decomposition:
no
Sublimation:
no
Remarks on result:
other: The pour point of the test material has been determined to be 307 ± 3 K.

Table 1: Pour point determination of TOS 24

Measurement

Determination 1

Determination 2

Stationary point (K)

304

304

Pour point (K)

307

307

 

Pour point = 307 K (34°C)

Conclusions:
A pour point value of 307 ± 3 K (34°C) was determined in a reliable study conducted according to EU Method A.1, and in compliance with GLP.
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
2010-10-01 to 2010-11-12
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
30 May 2008
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
27 July 1995
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
pour point
Key result
Melting / freezing pt.:
265 K
Atm. press.:
1 013 hPa
Decomposition:
no
Sublimation:
no
Remarks on result:
other: The pour point of the test material has been determined to be 265 ± 3 K.

Table 1: Pour point determination of TOS 28

Measurement

Determination 1

Determination 2

Stationary point (K)

262

262

Pour point (K)

265

265

 

Pour point = 265 K (-8°C)

Conclusions:
A pour point value of 265 ± 3 K (-8±3°C) was determined in a reliable study conducted according to EU Method A.1, and in compliance with GLP.

Description of key information

Pour point: 265 ± 3 K,  306 ± 3 K and 307 ± 3 K (OECD 102)

Key value for chemical safety assessment

Additional information

Three reliable measured pour point results are available for the registered substance. Pour point values of 265 ± 3K (-8 ±3°C), 306 ± 3K (33 ± 3°C) and 307 ± 3K (34 ± 3°C) were determined for the registered substance in reliable studies that have been conducted in accordance to OECD Test Method 102 (melting point / melting point range) and in compliance with GLP. The results are considered to be reliable and are used as weight of evidence.