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EC number: 212-728-8 | CAS number: 860-22-0
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- key study
- 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:
- Principles of method if other than guideline:
- The pH determination of test item Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one) disulphonate (CAS No. 860-22-0) was done as per the test guideline OECD 122.
- GLP compliance:
- no
Test material
- Reference substance name:
- Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one)disulphonate
- EC Number:
- 212-728-8
- EC Name:
- Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one)disulphonate
- Cas Number:
- 860-22-0
- Molecular formula:
- C16H10N2O8S2.2Na
- IUPAC Name:
- disodium 3,3'-dioxo-1,1',3,3'-tetrahydro-2,2'-biindole-5,5'-disulfonate
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
- Details on test material:
- CAS No: 860-22-0Name of the chemical: Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one)disulphonateNature of chemical: Organic
Constituent 1
Results and discussion
pH value
- pH value:
- 3.87
- Temp.:
- 30 °C
- Concentration:
- 1 vol%
- Remarks on result:
- other: Neutral
Any other information on results incl. tables
The pH determination of test itemDisodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one) disulphonate(CAS No.860-22-0)was done following OECD guideline 122. The mean pH of 1% w/vsolution in waterwas measured with the help of pH meter and it was observed to be3.86at 30 °C.
Applicant's summary and conclusion
- Conclusions:
- The pH determination of test item Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one) disulphonate (CAS No. 860-22-0) was done following OECD guideline 122. The mean pH of 1% w/v solution in water was measured with the help of pH meter and it was observed to be 3.86 at 30 °C.
- Executive summary:
The pH determination of test itemDisodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one) disulphonate(CAS No.860-22-0)was done following OECD guideline 122. The mean pH of 1% w/vsolution in waterwas measured with the help of pH meter and it was observed to be3.86at 30 °C.
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