Registration Dossier

Physical & Chemical properties

Appearance / physical state / colour

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
07 November 2018 to 04 December 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to
Guideline:
EPA OPPTS 830.6303 (Physical State)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Specific details on test material used for the study:
Test item: Acid Orange 94 Refined
Alternative name: Disodium 5, 5’-[(1-methylethylidene)bis(4,1-phenyleneoxysulphonyl-2,1-phenyleneazo)]bis[6-aminonaphthalene-1-sulphonate]
CAS number: 70161-18-1
EC number: 274-354-1
Intended use: Industrial chemical
Appearance: Reddish brown crystals
Storage conditions: Room temperature (10 – 30C), in the dark
Lot number: 8009
Expiry/Retest date: 31 December 2019
Purity: 97%
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
solid - liquid: suspension
Remarks:
hard, coarse, free-flowing, opaque, homogenous solid,
Colour:
The sample of test item was visually assessed at 20.0 ± 0.5ºC to be brown
Odour:
other: no discernible odor
Substance type:
organic
Conclusions:
The test item was assessed at 20.0 ± 0.5 ºC and 101 kPa to be a brown, hard, coarse, free-flowing, opaque, homogenous solid, classified as 10R 2.5/2 using the Munsell® Color System and to have no discernible odor.
Executive summary:

The appearance (colour, physical state and odour) was determined using procedures designed to be compatible with Methods 830.6302, 830.6303 and 830.6304 of the OPPTS Guidelines, August 1996 in accordance with GLP. The test item was assessed at 20.0 ± 0.5 ºC and 101 kPa to be a brown, hard, coarse, free-flowing, opaque homogenous solid, classified as 10R 2.5/2 using the Munsell® Color System and having no discernible odor.

Description of key information

The appearance (colour, physical state and odour) was determined using procedures designed to be compatible with Methods 830.6302, 830.6303 and 830.6304 of the OPPTS Guidelines, August 1996 in accordance with GLP. The test item was assessed at 20.0 ± 0.5 ºC and 101 kPa to be a brown, hard, coarse, free-flowing, opaque homogenous solid, classified as 10R 2.5/2 using the Munsell® Color System and having no discernible odor.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Form:
solid - liquid: suspension
Colour:
brown
Colour intensity:
dark

Additional information