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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Currently viewing:

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Experimental period 20th September 2002 to 5th February 2003
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Meets the criteria for classification as Reliable without restriction according to Klimisch et al (1997)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2004
Report date:
2004

Materials and methods

Test guideline
Guideline:
other: Methods for the Determination of Physico-Chemical Properties, official journal of the European Communities L383A, Vol 35, 29th December 1992
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
443-510-2
EC Name:
-
Cas Number:
738587-10-5
Molecular formula:
C26H14N10Ni2O18S4 as free acid
IUPAC Name:
dinickel(2+) sodium 3-carboxy-5-[(1E)-2-(7-oxido-2,6-disulfonaphthalen-1-yl)diazen-1-yl]-1H-1,2,4-triazol-1-ide 3-carboxy-5-[(1E)-2-(7-oxido-2-sulfo-6-sulfonatonaphthalen-1-yl)diazen-1-yl]-1H-1,2,4-triazol-1-ide

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
powder
Colour:
Red Brown
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
The substance is a red brown powder.
Executive summary:

Introduction

The test method used is Methods for the Determination of Physico-Chemical Properties, official journal of the European Communities L383A, Vol 35, 29th December 1992

Results and conclusion

The substance is a red brown powder.