Registration Dossier
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EC number: 848-537-7 | CAS number: 1912392-88-1
Melting point / freezing point
Administrative data
Link to relevant study record(s)
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.1 (Melting / Freezing Temperature)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- differential scanning calorimetry
- Specific details on test material used for the study:
- SOURCE OF TEST MATERIAL
- Source and lot/batch number of test material: 3341/00-F9
- Expiration date of the lot/batch: August 06, 2020
- Purity test date: Certificate of analysis dated August 06, 2019
STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: Room temperature (10°C to 30 °C), dark, dry
FORM OF TEST MATERIAL
- Content: 10.94 % Pt
- Form: liquid
- Appearance: clear orange liquid - Melting / freezing pt.:
- ca. -15 - ca. -12 °C
- Decomposition:
- ambiguous
- Conclusions:
- The test item had a melting range of (-15) – (-12) °C.
- Executive summary:
Winkler (2020) is a GLP-compliant study following OECD guideline 102 and EU method A1. It is reliable without restrictions and can be used as a key study for this endpoint. Melting point was determined using differential scanning calorimetry. The test item had a melting range of (-15) – (-12) °C.
Reference
Table1: Melting point (DSC measurements)
Ident No. |
Test item / mg |
Starting temperature /°C |
Final test temperature /°C |
Temperature range (endo-thermal) /°C |
Onset (mel-ting) / °C |
Crucible |
Observations after the measurement |
38840 |
22.16 |
-80 |
25 |
(-30) – 15 |
-14.73 |
Glass, open |
- |
38871 |
16.18 |
-80 |
25 |
(-30) – 10 |
-12.65 |
Glass, open |
- |
Description of key information
The test item had a melting range of (-15) – (-12) °C.
Key value for chemical safety assessment
- Melting / freezing point at 101 325 Pa:
- -13.5 °C
Additional information
Winkler (2020) is a GLP-compliant study following OECD guideline 102 and EU method A1. It is reliable without restrictions and can be used as a key study for this endpoint. Melting point was determined using differential scanning calorimetry. The test item had a melting range of (-15) – (-12) °C.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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