Description
Phthalo Blue is a deep intense blue which when undiluted, forms an inky blue-black. It is made from the modern pigment Phthalocyanine which was introduced in the 1930s.
Phthalo Blue is a deep intense blue which when undiluted, forms an inky blue-black. It is made from the modern pigment Phthalocyanine which was introduced in the 1930s.
