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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Appearance / physical state / colour

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Material safety data sheet
Justification for type of information:
Data from material safety data sheet
Qualifier:
according to guideline
Guideline:
other: As mention below
Principles of method if other than guideline:
Determine appearance of 6-aminonaphthalene-1, 3-disulfonic acid
GLP compliance:
no
Specific details on test material used for the study:
- Name of test material : 6-aminonaphthalene-1, 3-disulfonic acid
- Molecular formula : C10H9NO6S2
- Molecular weight : 303.314 g/mol
- Smiles notation : c12c(cc(S(O)(=O)=O)cc1S(O)(=O)=O )cc(N)cc2
- InChl : 1S/C10H9NO6S2/c11-7-1-2-9-6(3-7)4-8(18(12,13)14)5-10(9)19(15,16)17/h1-5H,11H2,(H,12,13,14)(H,15,16,17)
- Substance type: Organic
- Physical state: Solid
Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
White
Odour:
slight
Substance type:
organic
Conclusions:
Chemical 6-aminonaphthalene-1, 3-disulfonic acid physically appear to be solid white powder having slight odor.
Executive summary:

Chemical 6-aminonaphthalene-1, 3-disulfonic acid physically appear to be solid white powder having slight odor.

Description of key information

On the basis of physical observation, 6-aminonaphthalene-1, 3-disulfonic acid physically appear to be solid having rhombic needles.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information

On the basis of physical observation, 6-aminonaphthalene-1, 3-disulfonic acid physically appear to be solid having rhombic needles.

From other source it concluded that chemical 6 -aminonaphthalene-1, 3 -disulfonic acid physically appear to be solid white powder having slight odor.