Noir à la Chaux, also known as Lime Black or Milk of Lime Black, is a traditional black pigment that historically was made by mixing slaked lime (calcium hydroxide) with a solution of copper sulfate, resulting in the formation of copper carbonate.
 
This pigment is warm black, black with brown undertones mixes to a warm grey with a white binder. It is similar to rome black.
 
This pigment is synthetic, with 80% natural ingredients. Lime black is non-toxic and safe for your health and the environment.
 
Colour: Lime Black
Details: Dry Ground Pigment
Technical characteristics : 
Chemical name : synthetic black iron oxide
Color index : Bk11
Case number : 471-34-1
Apparent density : 980 g/l
UV resistance : good
Coloring power : good
 
Use : lime, wax, paint, plaster, fresco, glaze, cement, fine arts.
This pigment is in powder. For use in artistic paint, it should be finely ground in a mortar before mixing it with the binder.
Linseed oil : dilute the powder in some turpentine oil before adding it to linseed oil.
Paint with water/lime paste : dilute the pigment in some water to make it liquid before incorporating it into the paint.
Lime powder/cement/plaster : directly incorporate the pigment (up to 10% based on the weight of the binder), then mix in order to stain all of your binder.
 
Renderings can be similar for any white base mixed with this pigment. However, differences will be possible for the use of paints more or less loaded with titanium dioxide (white pigment), which will give a final color more or less light. 
If you want to lighten a pigment, before coloring a transparent binder (linseed oil, wax, acryling binder, caparol...), you can mix it with blanc Tiona 595 (white Tiona).
Color : black pulling toward brown with a transparent binder. Fairly warm gray with a white binder. 
This pigment is 80% natural. 
Made in France.