Di(tetraethylammonium)hexahydroxoplatinate(IV)

Boiling point

Link to relevant study record(s)

Reference

Endpoint:

boiling 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 103 (Boiling Point)

Deviations:

no

Qualifier:

according to guideline

Guideline:

EU Method A.2 (Boiling Temperature)

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Type of method:

differential scanning calorimetry

Remarks:

verified by capillary method

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

Boiling pt.:

> 30 - < 150 °C

Atm. press.:

1 013.3 hPa

Table 2: Boiling point (DSC measurement)

Ident No.	Test item  / mg	Starting temperature /°C	Final test temperature /°C	Temperature range (endo-thermal) /°C	Onset (boi-ling) / °C	Crucible	Observations after the measurement
38828	29.00	25	500	70 – 145	-	Aluminium with a hole	Black residue; mass loss: 87 %
38830	11.69	25	500	30 – 150	90.19	Glass, open	Black residue; mass loss: 87 %

Table3: Results of the capillary method

No.	Set point / °C	Heating rate / K/min	End point / °C	Remarks
1	30	10	200	Approx. 66 °C: beginning bubble formation Approx. 99 °C: increasing bubble formation Approx. 103 °C: test item boiled Approx. 156 °C: remaining test item foamed Approx. 164 °C: white residue Approx. 194 °C: residue discoloured to grey

Conclusions:

The test item boiled under decomposition within a range of 30 – 150 °C.

Executive summary:

Winkler (2020) is a GLP-compliant study following OECD guideline 103 and EU method A2. It is reliable without restrictions and can be used as a key study for this endpoint. Boiling point was determined using differential scanning calorimetry and the capillary method. The test item boiled under decomposition within a range of 30 – 150 °C.

Description of key information

The test item boiled under decomposition within a range of 30 – 150 °C.

Key value for chemical safety assessment

Boiling point at 101 325 Pa:

103 °C

Additional information

Winkler (2020) is a GLP-compliant study following OECD guideline 103 and EU method A2. It is reliable without restrictions and can be used as a key study for this endpoint. Boiling point was determined using differential scanning calorimetry and the capillary method. The test item boiled under decomposition within a range of 30 – 150 °C.