Chemical media

Solubility test

Colour change

Cold

Hot

Cold

Hot

Hydrochloric acid

Nil

Nil

Nil

Very slight

Methanol

Nil

Nil

Nil

Nil

Toluene

Nil

Nil

Nil

Nil

Ethanol

Nil

Nil

Nil

Nil

2-propanol

Nil

Nil

Nil

Nil

Chloroform

Nil

Nil

Nil

Nil

Acetic acid

Dissolves slightly

Dissolves slightly

Nil

Nil