PWC Phthalo Turquoise (Winsor & Newton Watercolor) block printing Pyrrole was first discovered in

Pyrrole was first discovered in 1834 and its name comes from the Greek for reddish or fiery

Then the 300 Series Sketch pad from Strathmore is just what you need

made with a blend of pigments - phthalocyanine blue (blue green shade)

Used by the Old Masters

PWC Phthalo Turquoise (Winsor & Newton Watercolor) block printing Pyrrole was first discovered inPhthalo Turquoise Phthalo Turquoise is an intense blue green pigment with a red undertone. It is made from the modern pigment Phthalocyanine which was introduced in the 1930s. It is a transparent pigment. About This Color Opacity Description: Transparent Colour Number: 526 Series: 2 Pigment Codes: PB16 Granulation And Staining: Staining Permanence: A Permanence Description: Permanent