Ultramarine blue, dark

Synthetic mineral pigment. Sodium-aluminium-sulfo-silicate. Contact with acids releases hydrogen sulfide which smells like rotten egg. Suitable for oil, acrylics, tempera, watercolor/gouache and fresco.

-Resealable plastic bag, 13 g

Synthetic mineral pigment. Sodium-aluminium-sulfo-silicate. Contact with acids releases hydrogen sulfide which smells like rotten egg. Suitable for oil, acrylics, tempera, watercolor/gouache and fresco.

-Resealable plastic bag, 13 g