Registration Dossier
Registration Dossier
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EC number: 941-946-2 | CAS number: -
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Study period:
- 2014
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: well performed study according to company guideline
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 014
- Report date:
- 2014
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: company SOP
- Principles of method if other than guideline:
- determination of the pH with a calibrated pH-electrode
- GLP compliance:
- no
Test material
- Reference substance name:
- 8-[bis(2-hydroxyethyl)amino]-12-[(3-methylphenyl)amino]-10-phenyl-5,10λ⁵-diazatetraphen-10-ylium chloride
- EC Number:
- 941-946-2
- Molecular formula:
- C33H31ClN4O2
- IUPAC Name:
- 8-[bis(2-hydroxyethyl)amino]-12-[(3-methylphenyl)amino]-10-phenyl-5,10λ⁵-diazatetraphen-10-ylium chloride
Constituent 1
Results and discussion
pH valueopen allclose all
- pH value:
- 1.6
- Temp.:
- 20 °C
- Concentration:
- 10 other: % (w/w)
- Remarks on result:
- other: Suspension
- pH value:
- 1.1
- Temp.:
- 40 °C
- Concentration:
- 10 other: % (w/w)
- Remarks on result:
- other: Suspension
Applicant's summary and conclusion
- Conclusions:
- The pH of a 10% suspension in water is 1.6 (20°C) rsp. 1.1 (40°C)
- Executive summary:
The pH of the substance was measured in a 10% suspension in water with a calibrated pH electrode and was found to be
1.6 (20°C) rsp. 1.1 (40°C)
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