Registration Dossier

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
other: qualitative assessment
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Evidence due to substance handling and observation. The test substance is described in the analytical report in section 1.4.

Data source

Materials and methods

Test guideline
Qualifier:
no guideline followed

Test material

Constituent 1
Reference substance name:
1-naphthalenesulfonic acid, 5-[(4-hydroxyphenyl)amino]-8-(phenylamino)-, reaction products with sodium sulfide (Na2(Sx)), leuco derivatives
EC Number:
235-521-4
EC Name:
1-naphthalenesulfonic acid, 5-[(4-hydroxyphenyl)amino]-8-(phenylamino)-, reaction products with sodium sulfide (Na2(Sx)), leuco derivatives
Cas Number:
12262-32-7
Molecular formula:
not applicable
IUPAC Name:
Reaction product of 1-naphthalenesulfonic acid, 5-[(4-hydroxyphenyl)amino]-8-(phenylamino)- with sodium polysulfide, leuco derivatives
Test material form:
solid

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
solid
Colour:
dark green bluish
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
The substance is a dark green bluish powder at 20 ºC and 1013 hPa
Executive summary:

The substance appearance is known from its handling and observation.