Home › Liquid Colors › Solvents for Indigo

Solvents for Indigo

Indigo will ish red. Paraffine appears to act as a reduc- dissolve in Venice turpentine heated to its ing agent with the compounds of fatty acids boiling point, or in boiling paraffine, with the and aniline, and changes to a dirty violet same blue color as the solution of sulphuric color; the mixture then is inapplicable to the acid; and in petroleum it forms a carmine socoloring of paraffine or stearine candles. The oleate or stearate of rosanilineis a good coloring agent for hair oil or pomatum, but, from the instability of the color, seems inapplicable for oil painting. oil painting. lution, while in spermaceti it produces a carmine-violet, and in stearic acid a blue color. ounce of soft Prussian blue, powder it and put