It is a white powder, soluble in methanol and butanol.
Calcium HMB is a white powder, freely soluble up to 25%.
It is an odorless powder soluble in water.
Murexide in its dry state has the appearance of a reddish purple powder, slightly soluble in water.
Fluorescein is a synthetic organic compound available as a dark orange/red powder soluble in water and alcohol.
Instant coffee is dried into soluble powder or freeze-dried into granules that can be quickly dissolved in hot water.
It is a yellow powder, soluble in hot water.
It typically appears as a light brown powder, easily soluble in water.
The original plan was to turn orange juice into a soluble powder, but this turned out to have an unpleasant taste.
It is white crystalline powder readily soluble in water and ethanol.