Alizarin Crimson (PR 83:1, ASTM III) Alizarin Crimson was created in 1868 by the German chemists, Grabe and Lieberman, as a more lightfast substitute to Genuine Rose Madder. This was accomplished by isolating part of the madder root colorant, 1,2 dihydroxyanthraquinone (Alizarin), from the more fugitive 1,2,4 trihydrozyanthraquinone (Purpurin). This is historically significant as it represents … Read more
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Just Paint #6
Below are mixing ratios for historically important colors and some recently discontinued GOLDEN colors. We have tried to duplicate each hue as closely as possible, however, pigments often have unique attributes which make exact color matching impossible. When using this guide bear in mind which characteristics are important for your application, such as chroma, opacity/translucency, … Read more
Artists are often asking why our product is called “Molding Paste” while everyone else’s is called “Modeling Paste”, and is there any difference? First, I have no idea why the product was called Molding Paste. It can be placed in a mold, but it wasn’t particularly developed for that purpose. Molding Paste is what Sam … Read more
Pigment is the very essence of paint. Regardless of the vehicle that is used to adhere it to the substrate, pigment selection is based on one simple criterion. The colorant must be the right hue. Once that factor is met, the artist can compare it to other available pigments of a like hue, and determine … Read more
