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Physical & Chemical properties

Appearance / physical state / colour

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Link to relevant study record(s)

Description of key information

Basic Brown 16 appears as a black powder with odorless property.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information

In a study conducted by American College of Toxicology (2007), Basic blue 99 appears as a dark blue powder with odorless property.

In a opinion given by Scientific Committee on Consumer Safety for Basic blue 99 (2011), a study report by COLIPA mentioned that the Basic Brown 16 appears as a black powder with odorless property.

Based on the above available value, appearance of test substance Basic blue 99 (CAS no 68123 -13 -7) was dark blue to black powder with odorless property.