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EC number: 219-746-5 | CAS number: 2519-30-4
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 13/6/2016-13/6/2016
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Experimental Result
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 016
- Report date:
- 2016
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: OECD 122
- Principles of method if other than guideline:
- The pH of an aqueous solution or dispersion in water is determined with a pH measurement interface equipped with an appropriate electrode system.
- GLP compliance:
- no
Test material
- Reference substance name:
- Tetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonate
- EC Number:
- 219-746-5
- EC Name:
- Tetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonate
- Cas Number:
- 2519-30-4
- Molecular formula:
- C28H21N5O14S4.4Na
- IUPAC Name:
- tetrasodium 4-acetamido-5-hydroxy-6-({7-sulfonato-4-[(4-sulfonatophenyl)diazenyl]-1-naphthyl}diazenyl)naphthalene-1,7-disulfonate
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
- Details on test material:
- CAS No: 2519-30-4Name of the chemical: Tetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonateNature of chemical: Organic
Constituent 1
Results and discussion
pH value
- pH value:
- 8.06
- Temp.:
- 36 °C
- Concentration:
- 1 vol%
- Remarks on result:
- other: basic
Any other information on results incl. tables
The pH of 1% w/vsolutionof the test item Tetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonate (CAS No.2519-30-4) was 8.06 at 36 °C.
Applicant's summary and conclusion
- Conclusions:
- The pH determination of test item Diphenyl sulphide (CAS No. 139-66-2) was done following OECD guideline 122. pH of 1% w/v aqueous solution was measured with the help of pH meter and it was observed to be 8.27 at 32°C.
- Executive summary:
The pH determination of test item Diphenyl sulphide (CAS No. 139-66-2) was done following OECD guideline 122. pH of 1% w/v aqueous solution was measured with the help of pH meter and it was observed to be 8.27 at 32°C.
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