Registration Dossier
Registration Dossier
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EC number: 205-299-3 | CAS number: 137-51-9
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 18-12-2012 to 03-01-2013
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 012
- Report date:
- 2013
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: by pH meter
- Principles of method if other than guideline:
- Measured as negative log of Hydrogen Ion concentration using pH meter & appropriate Buffers of pH 4 & 9
- GLP compliance:
- no
Test material
- Reference substance name:
- 4-aminobenzene-1,3-disulphonic acid
- EC Number:
- 205-299-3
- EC Name:
- 4-aminobenzene-1,3-disulphonic acid
- Cas Number:
- 137-51-9
- Molecular formula:
- C6H7NO6S2
- IUPAC Name:
- 4-aminobenzene-1,3-disulfonic acid
- Details on test material:
- - Name of test material : 4-aminobenzene-1,3-disulphonic acid
- Substance type: organic
- Physical state: solid
Constituent 1
Results and discussion
pH value
- pH value:
- 1.61
- Temp.:
- 23 °C
- Concentration:
- 1 other: %
Applicant's summary and conclusion
- Conclusions:
- 1% by volume solution of 4-aminobenzene-1,3-disulphonic acid was found to exhibit a pH of 1.61 at 23 degC. Thus 1% by volume solution of 4-aminobenzene-1,3-disulphonic acid is higly acidic in nature.
- Executive summary:
1% by volume solution of 4-aminobenzene-1,3-disulphonic acid was found to exhibit a pH of 1.61 at 23 degC. Thus 1% by volume solution of 4-aminobenzene-1,3-disulphonic acid is highly acidic in nature.
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