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EC number: 237-235-5 | CAS number: 13703-82-7
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
Vapour pressure
Administrative data
Link to relevant study record(s)
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2016-09-24 - 2017-02-03
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.4 (Vapour Pressure)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 104 (Vapour Pressure Curve)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- Department of Health of the Government of the United Kingdom
- Type of method:
- effusion method: vapour pressure balance
- Key result
- Temp.:
- 25 °C
- Vapour pressure:
- 0.036 Pa
- Temp.:
- 40 °C
- Vapour pressure:
- 0.091 Pa
- Temp.:
- 70 °C
- Vapour pressure:
- 0.608 Pa
- Conclusions:
- The vapor pressure of the test item has been determined at three temperatures and the results are as follows:
25 °C 298 K 3.65X10-2 Pa
40°C 313 K 9.15X10-2 Pa
70°C 343 K 0,608 Pa - Executive summary:
The vapor pressure of the test item has been determined at three temperatures using the vapor pressure balance method, designed to be compatible with Method A.4 Vapour Pressure of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 104 of the OECD Guidelines for Testing of Chemicals, 23 March 2006.
The vapor pressure of the test item has been determined at three temperatures and the results are as follows:
25 °C 298 K 3.65X10-2 Pa
40°C 313 K 9.15X10-2 Pa
70°C 343 K 0,608 Pa
Reference
Preliminary Run
The recorded temperatures and the calculated vapor pressure values for the preliminary run are shown in the following table:
Table 2: Preliminary Run Vapor Pressure Data
Temperature (°C) |
Temperature (K) |
Vapor Pressure (Pa) |
Temperature (°C) |
Temperature (K) |
Vapor Pressure (Pa) |
20 | 293,15 | 0,028625843 | 46 | 319,15 | 0,111407560 |
21 | 294,15 | 0,027237587 | 47 | 320,15 | 0,118876378 |
22 | 295,15 | 0,027681829 | 48 | 321,15 | 0,127025442 |
23 | 296,15 | 0,028986789 | 49 | 322,15 | 0,138145374 |
24 | 297,15 | 0,030250103 | 50 | 323,15 | 0,144711826 |
25 | 298,15 | 0,031999305 | 51 | 324,15 | 0,155193160 |
26 | 299,15 | 0,033082145 | 52 | 325,15 | 0,165743908 |
27 | 300,15 | 0,035539359 | 53 | 326,15 | 0,178432569 |
28 | 301,15 | 0,035705949 | 54 | 327,15 | 0,191648768 |
29 | 302,15 | 0,039384828 | 55 | 328,15 | 0,205947807 |
30 | 303,15 | 0,041147914 | 56 | 329,15 | 0,217859045 |
31 | 304,15 | 0,042813821 | 57 | 330,15 | 0,216082077 |
32 | 305,15 | 0,045298800 | 58 | 331,15 | 0,233449162 |
33 | 306,15 | 0,048741675 | 59 | 332,15 | 0,245874055 |
34 | 307,15 | 0,052267846 | 60 | 333,15 | 0,267225436 |
35 | 308,15 | 0,055252597 | 61 | 334,15 | 0,282954378 |
36 | 309,15 | 0,059889372 | 62 | 335,15 | 0,300710175 |
37 | 310,15 | 0,061916226 | 63 | 336,15 | 0,323408164 |
38 | 311,15 | 0,065956052 | 64 | 337,15 | 0,346120035 |
39 | 312,15 | 0,071273073 | 65 | 338,15 | 0,366541284 |
40 | 313,15 | 0,074715949 | 66 | 339,15 | 0,397749283 |
41 | 314,15 | 0,079213899 | 67 | 340,15 | 0,429581998 |
42 | 315,15 | 0,087501788 | 68 | 341,15 | 0,454848261 |
43 | 316,15 | 0,092180212 | 69 | 342,15 | 0,489804552 |
44 | 317,15 | 0,099440792 | 70 | 343,15 | 0,527329117 |
45 | 318,15 | 0,105146524 |
Definitive Runs
The direct values of the vapor pressure at 25 °C are shown in the following table:
Table 3: Vapor Pressure Data at 25 °C
Run | Mass Difference (μg) | Vapor Pressure (Pa) |
1 | 31,60 | 0,043868896 |
2 | 29,29 | 0,040662024 |
3 | 28,67 | 0,039801305 |
4 | 26,93 | 0,037385739 |
5 | 26,15 | 0,036302900 |
6 | 25,80 | 0,035817010 |
7 | 24,74 | 0,034345458 |
8 | 24,15 | 0,033526387 |
9 | 23,46 | 0,032568490 |
10 | 22,46 | 0,031180234 |
Mean vapor pressure at 25 °C: 0.0365 Pa
The test item did not change in appearance during the determination.
The direct values of the vapor pressure at 40 °C are shown in the following table:
Table 4: Vapor Pressure Data at 40 °C
Run | Mass Difference (μg) |
Vapor Pressure (Pa) |
1 | 79,42 | 0,110255307 |
2 | 72,68 | 0,100898461 |
3 | 71,33 | 0,099024315 |
4 | 66,95 | 0,092943752 |
5 | 66,43 | 0,092221859 |
6 | 63,79 | 0,088556863 |
7 | 62,15 | 0,086280123 |
8 | 60,16 | 0,083517493 |
9 | 58,06 | 0,080602155 |
10 | 57,94 | 0,080435564 |
Mean vapor pressure at 40 °C: 0.00915 Pa
The test item did not change in appearance during the determination.
The direct values of the vapor pressure at 70 °C are shown in the following table:
Table 5: Vapor Pressure Data at 70 °C
Run | Mass Difference (μg) | Vapor Pressure (Pa) |
1 | 469,70 | 0,652063936 |
2 | 465,51 | 0,646247143 |
3 | 449,58 | 0,624132222 |
4 | 441,42 | 0,612804051 |
5 | 436,98 | 0,606640194 |
6 | 425,07 | 0,590106062 |
7 | 428,33 | 0,594631778 |
8 | 421,42 | 0,585038927 |
9 | 421,49 | 0,585136105 |
10 | 420,08 | 0,583178664 |
Mean vapor pressure at 70 °C: 0.608 Pa
Conclusion
The vapor pressure of the test item has been determined at three temperatures and the results are shown in the following table:
Temperature (°C) | Temperature (K) | Vapor Pressure (Pa) |
25 | 298 | 3.65X10-2 |
40 | 313 | 9.15X10-2 |
70 | 343 | 0,608 |
Description of key information
Method A.4 Vapour Pressure: 0.0365 Pa at 25 °C, 0.0915 Pa at 40 °C, 0.608 Pa at 70 °C
Key value for chemical safety assessment
- Vapour pressure:
- 0.036 Pa
- at the temperature of:
- 25 °C
Additional information
The vapor pressure of the test item has been determined at three temperatures using the vapor pressure balance method, designed to be compatible with Method A.4 Vapour Pressure of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 104 of the OECD Guidelines for Testing of Chemicals, 23 March 2006.
The vapor pressure of the test item has been determined at three temperatures and the results are as follows:
25 °C 298 K 3.65X10-2 Pa
40°C 313 K 9.15X10-2 Pa
70°C 343 K 0,608 Pa
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