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Diss Factsheets

Physical & Chemical properties

Vapour pressure

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
January - February 2002
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
effusion method: vapour pressure balance
Specific details on test material used for the study:
TEST MATERIAL
- Identity: LZ1442.3, Benzethonium chloride
- Chemical name: Benzethonium chloride
- Appearance: White powder
- Storage conditions: Room temperature
- Stability under test conditions: stable for min. 3 years from manufacturing date
- Batch No.: OC0509
- Expiry date: 7 June2002
- Purity: Responsibility of sponsor
- Date received: 20 August 2001
- Safety precautions: Routine safety precautions (lab coat, gloves, safety glasses, face mask) for unknown materials were applied to assure personnel health and safety.
Key result
Temp.:
25 °C
Vapour pressure:
0 Pa
Test no.:
#1
Temp.:
79 °C
Vapour pressure:
0.001 Pa
Test no.:
#2
Temp.:
100 °C
Vapour pressure:
0.003 Pa
Test no.:
#3
Temp.:
112 °C
Vapour pressure:
0.001 Pa
Test no.:
#4
Temp.:
132 °C
Vapour pressure:
0.004 Pa
Transition / decomposition:
no
Remarks on result:
not determinable
Conclusions:
The vapour pressure of Benzethonium chloride is 2.74 x 10-8 Pa at 25°C
Executive summary:

The vapour pressure was determined according to OECD 104 using a vapour pressure balance. The vapour pressure of Benzethonium chloride is 2.74 x 10-8 Pa at 25°C

Description of key information

The vapour pressure was determined according to OECD 104 using a vapour pressure balance. The vapour pressure of Benzethonium chloride is 2.74 x 10-8 Pa at 25°C

Key value for chemical safety assessment

Vapour pressure:
0 Pa
at the temperature of:
25 °C

Additional information

Source: GLP-report