Natural pigment- Natural sienna natural
Clay rock with an iron content of 25-30%
Chemical description: natural erth. Chemical formula: Fe 2 O 3 + Fe (OH) 2
Light resistance: 8
Alkali resistance: 5
Acid resistance: 5
Used for techniques: acrylic, tempera, watercolor, gouache, fresc, ceramic
The pigment was made by crushing and grinding. There may be insight uncrushed mineral in the package.
Pigments may contain harmful substances, so remember about safety rules.
- use eye and hand protection,
- cover the respiratory tract, do not eat,
- keep away from children,
- wash your eyes in case the pigment gets into your eyes