Lake Colors -- Their Nature and Manufacture
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A short 1869 magazine article describing what lake pigments are and how they are made from vegetable and animal dyestuffs. It covers blue lakes (litmus and soluble indigo or indigo-carmine), yellow lakes (quercitron, weld, yellow berries, annotto) and red and violet lakes (cochineal, madder, Brazil-wood, logwood). Procedures given include alum and alkali precipitation, use of tin salts, and filtering and drying into cakes.
- Type
- Article
- Date
- 1869
- Language
- English
- Pages
- 1
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From Ralph Griswold's Digital Archive, delivered by the University of Arizona.
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