Dyebath Acidity and Litmus
Many organic dyes, what the eighteenth-century colour-makers called “vegetable” colors, are sensitive to the alkalinity or acidity of the dyebath. I have elsewhere shared the range of bright reds and … Read More
Many organic dyes, what the eighteenth-century colour-makers called “vegetable” colors, are sensitive to the alkalinity or acidity of the dyebath. I have elsewhere shared the range of bright reds and … Read More