Binder: Virgin cold-pressed linseed oil, washed
Pigment: PG 18 / Inorganic: Hydrated chromium III oxide
Lightfastness: 1 (excellent)
Artistic Lineage makes their own Viridian pigment in-house. A mixture of boric acid and potassium bichromate fired (calcined) in a kiln, then precipitated in cold water. This is then thoroughly washed in hot water to free all soluble salts. The fine hydrated pigment is gathered through sedimentation and left to dry. It is a favorite of many plein air artists.
Conforms to ASTM D4236. Conforms to ASTM D4302
Visit our safety page