Gamblin Relief Ink

Portland Intense Black: Portland Intense Black is a deep rich black with a cool undertone.

Pigment: Carbon Black (PBk7), Ferri-ammonium ferrocyanide (PB 27:1)
Vehicle: Burnt Plate Oil
Series 1, OPAQUE, 

Hansa Yellow Light: Hansa Yellow Light is a cool yellow. Cleaner in masstone, brighter in tint and more transparent than a Cad Yellow Light. Excellent for mixing intense oranges and greens.

Pigment: Arylide yellow (PY 3)
Vehicle: Burnt Plate Oil
Series 3, SEMI-TRANSPARENT, 

Sepia: Sepia is a warm earth color in both its' masstone and transparency.

Pigment: Bone Black (PBk9), Transparent Mars Red (PR101)
Vehicle: Burnt Plate Oil
Series 2, OPAQUE

Napthol Scarlet: Intense warm modern red.  Mixes clean bright oranges.

Pigment: Napthol AS-OL (PR9)
Vehicle: Burnt Plate Oil
Series 3, SEMI-TRANSPARENT

Quinacridone Red: Cool lightfast modern red with high key tint. Useful in place of Alizarin Crimson where more intense masstone and mixtures are desired.

Pigment: Quinacridone red b (PV19)
Vehicle: Burnt Plate Oil
Series 2, TRANSPARENT

Ultramarine Blue: Ultra Blue is one of the few mineral colors that is completely transparent. Lightfast with moderate tinting strength.

Pigment: Complex silicate of sodium & aluminum with sulfur (PB 29)
Vehicle: Burn Plate Oil
Series 2, TRANSPARENT

Prussian Blue: First synthetic color of the Industrial Revolution, discovered by accident in 1704 while a chemist was trying to formulate artificial crimson. Warm blue with more muted tint than Phthalo Blue. It has a high tinting strength, is lightfast, and is especially beautiful in its transparency.

Pigment: Ferri-ammonium ferrocyanide (PB 27:1)
Vehicle: Burnt Plate Oil
Series 2, SEMI-TRANSPARENT

Phthalo Green: A dark bluish green more closely resembles Verdigris than Viridian. First manufactured in 1927, Phthalo Green has a very high tinting strength and transparency.

Pigment: Chlorinated copper phthalocyanine (PG 7)
Vehicle: Burnt Plate Oil
Series 3, TRANSPARENT

Titanium White: Reflecting 97.5% of all available light, this is most opaque white pigment.

Pigment: Titanium dioxide and a small quantity of zinc oxide (PW 6, PW 4)
Vehicle: Burnt Plate Oil
Series 1, OPAQUE

Transparent Base: Transparent Base can be added to ink to increase transparency of a color while maintaining the inks stiffness and tack.

Pigment: Calcium Carbonate
Vehicle: Burnt Plate Oil
Series 1, TRANSPARENT