Oxide Blue PB15 - Artist Grade Handmade Honey Based Watercolor Tube 15ml Regular Pigments Handmade watercolors may not look

Handmade watercolors may not look as nice as those made by factories

citrine has been associated with vitality

ICI (Imperial Chemical Industries) developed it commercially in the 1930s under the trade name "Monastral Blue

Black tourmaline is a popular gemstone that has been used for centuries for its healing properties

acid-free watercolor paper

Oxide Blue PB15 - Artist Grade Handmade Honey Based Watercolor Tube 15ml Regular Pigments Handmade watercolors may not lookPB15 CI#74160 ( Phthalocyanine Blue) Series 1 Oxide Blue PB15 is one of the most important synthetic blue pigments in the modern artist's palette. Phthalocyanine blue was discovered somewhat accidentally in 1927 at Scottish Dyes Ltd. when chemists noticed an intensely blue impurity in a reaction vessel. ICI (Imperial Chemical Industries) developed it commercially in the 1930s under the trade name "Monastral Blue," and it quickly revolutionized the