Registration Dossier
Registration Dossier
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EC number: 292-636-2 | CAS number: 90641-12-6 The residue remaining from the distillation of recovered naphtha. Composed primarily of naphthalene and condensation products of indene and styrene.
Boiling point
Administrative data
- Endpoint:
- boiling point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2008
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: guidance followed, no GLP
Data source
Referenceopen allclose all
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 103 (Boiling point/boiling range)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- photocell detection
Test material
- Reference substance name:
- Naphtha (coal), distn. residues
- EC Number:
- 292-636-2
- EC Name:
- Naphtha (coal), distn. residues
- Cas Number:
- 90641-12-6
- Molecular formula:
- Not applicable for UVCB substances
- IUPAC Name:
- 1,2,3,4-tetrahydronaphthalene; 1,2-dihydroacenaphthylene; 1-methylnaphthalene; 2-methylnaphthalene; naphthalene
Constituent 1
Results and discussion
Boiling pointopen allclose all
- Boiling pt.:
- ca. 235 °C
- Atm. press.:
- ca. 101 325 Pa
- Decomposition:
- no
- Remarks on result:
- other: nehyzb
- Boiling pt.:
- ca. 223.7 °C
- Atm. press.:
- ca. 101 325 Pa
- Decomposition:
- no
- Remarks on result:
- other: hyzb
Any other information on results incl. tables
first sample (nehyzb):
Correction of boiling point: YES
Standard deviation: 0.4 °C
Average boiling point: 235.0 ± 0.4 °C at 101.325 kPa
second sample(hyzb):
Correction of boiling point: YES
Standard deviation: 0.3 °C
Average boiling point: 223.7 ± 0.3 °C at 101.325 kPa
Applicant's summary and conclusion
- Conclusions:
- boiling point could vary due to variable composition
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