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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: authoritative data base

Data source

Reference
Reference Type:
secondary source
Title:
4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid monosodium
Author:
Gestis
Year:
2011
Bibliographic source:
GESTIS - Substance database of 'Berufsgenossenschaftlichen Instituts für Arbeitsschutz' (BGIA), online query 23.03.2011

Materials and methods

Test guideline
Guideline:
other: measured
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate
EC Number:
226-736-4
EC Name:
Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate
Cas Number:
5460-09-3
Molecular formula:
C10H9NO7S2.Na
IUPAC Name:
sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulfonate
Details on test material:
Name of test material (as cited in study report): Natriumhydrogen-4-amino-5-hydroxynaphthalin-2,7-disulfonat
Analytical purity: pure

Results and discussion

Water solubility
Water solubility:
11.4 g/L
Temp.:
20 °C

Any other information on results incl. tables

No data on pH value .

Applicant's summary and conclusion