Registration Dossier

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods
Remarks:
Analytical Certificate

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: internal standards
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
1-amino-4-(3-amino-2,4,6-trimethyl-5-sulphoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid
EC Number:
246-025-2
EC Name:
1-amino-4-(3-amino-2,4,6-trimethyl-5-sulphoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid
Cas Number:
24124-40-1
Molecular formula:
C23H21N3O8S2
IUPAC Name:
1-amino-4-[(3-amino-2,4,6-trimethyl-5-sulfophenyl)amino]-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid
Test material form:
solid

Results and discussion

pH value
pH value:
ca. 1.56
Concentration:
ca. 10 other: %(w/w)
Acidity or alkalinity
Acidity or alkalinity:
acidity
Value:
ca. 1.56
Remarks on result:
other: 10% solution in water measured

Any other information on results incl. tables

pH-value of a 10 % solution (w/w) was found to be pH: 1.56

Applicant's summary and conclusion

Conclusions:
pH-value of a soln. of 10% (w/w) = 1.56
Executive summary:

pH-value of a soln. of 10% (w/w) = 1.56