reaction mass of: 7-amino-3,8-bis-[4-(2-sulfoxyethylsulfonyl)phenylazo]-4- hydroxynaphthalene-2-sulfonic acid, Na/K salt; 7-amino-3-[4-(2-sulfoxyethylsulfonyl)phenylazo]-4-hydroxy-8-[4-(2-sulfoxyethylsulfonyl)-2- sulfophenylazo]naphthalene-2-sulfonic acid, Na/K salt; 7-amino-8-[4-(2-sulfoxyethylsulfonyl)-phenylazo]-4-hydroxy-3-[4-(2-sulfoxyethylsulfonyl)- 2-sulfophenylazo]naphthalene-2-sulfonic acid, Na/K salt; 7-amino-3,8-bis-[4-(2-sulfoxyethylsulfonyl)-2-sulfophenylazo]-4-hydroxynaphthalene-2- sulfonic acid, Na/K salt

Appearance / physical state / colour

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 Dec 1998

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

test procedure in accordance with generally accepted scientific standards and described in sufficient detail

GLP compliance:

no

Specific details on test material used for the study:

SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: TVR50
- Expiration date of the lot/batch: September 1, 2004

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: in a closed bottle at room temperature
- Stability under test conditions: stable under storage conditions
- Solubility and stability of the test substance in the solvent/vehicle:

Physical state at 20°C and 1013 hPa:

solid

Form:

powder

Colour:

dark red-brown

Substance type:

organic

Conclusions:

FAT 40571/A is dark red-brown powder

Executive summary:

The test substance FAT 40571/A is a dark red-brown powder at ambient conditions.

Description of key information

Reactive Brown 49 is a dark red-brown powder.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:

solid

Form:

solid: particulate/powder

Colour:

brown

red

Colour intensity:

dark

Additional information

The Reactive Brown 49 is a dark red-brown powder at ambient conditions.