Natural Black Oxide 50ml new-wave-art Vigorous drier due to high

Vigorous drier due to high manganese content

Drying Speed: Fast

Fully water-soluble color for unsurpassed watercolor effects

Colour Index: PR122

Colour index number: 73915

Natural Black Oxide 50ml new-wave-art Vigorous drier due to highRublev Colours Natural Black Oxide is deep black with high tinting strength, opaque and brushes long. This mineral black is from the last remaining European companies operating the ochre deposits in the French quarries in the heart of the Luberon Massif. A dense, opaque color that is absolutely permanent, black oxide is a natural mineral iron oxide. It is comparatively neutral in undertone and is non greasy when compared to carbon blacks. It is a