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Grumbacher specifies only the best ingredients that are available, putting every new color through a rigorous selection process. Pre-tested is not only the name but also the philosophy of the way Grumbacher manufacturers each and every one of their products. Grumbacher Pre-tested Oil Burnt Sienna Deep is formulated from Calcinated Natural Iron Oxide (Pbr7), Calcinated Natural Iron Oxide containing Manganese (Pbr7) and Synthetic Red Iron Oxide (Pr101). This oil paint has the following properties: - Excellent Lightfastness
- Transparent
This color is available from Cheap Joe’s in a 37ml. tube.
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