Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Report date:
2014

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
ASTM D1293 (Standard Test Methods for pH of Water)
Version / remarks:
78
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium hydrogen 2-aminobenzene-1,4-disulphonate
EC Number:
246-349-4
EC Name:
Sodium hydrogen 2-aminobenzene-1,4-disulphonate
Cas Number:
24605-36-5
Molecular formula:
C6H7NO6S2.Na
IUPAC Name:
sodium hydrogen 2-aminobenzene-1,4-disulphonate
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder

Results and discussion

pH value
pH value:
0.7
Temp.:
20 °C
Concentration:
100 g/L

Applicant's summary and conclusion

Conclusions:
The substance has a pH = 0.7 at 10% in water