Cobalt Yellow (Aureolin) Watercolor Paint
Cobalt Yellow (commonly called aureolin) is a potassium cobalt nitrite. It is an intense yellow that has high tinting strength and low opacity, popular as a watercolor. In watercolors, cobalt yellow is a transparent, lightly staining, intense yellow.
Rublev Colours Cobalt Yellow (commonly called aureolin) is a potassium cobalt nitrite. The compound was discovered in 1831 but not introduced as a pigment until after 1851. It is an intense yellow that has high tinting strength and low opacity, popular as a watercolor. In watercolors, cobalt yellow is a transparent, lightly staining, intense yellow.
| Color Information | |
| Single Pigment: | Cobalt Yellow (Aureolin) |
| Binder: | Gum Arabic |
| Color Information | |
| Color: | Yellow |
| Color Index: | Pigment Yellow 40 (77357) |
| Chemical Name: | Hydrated Tripotassium Hexanitrocobalt(II) |
| Chemical Formula: | K3(Co(NO2)6).nH2O |
| CAS: | 13782-01-9 |
| Properties | |
| ASTM Lightfastness: | II |
| Opacity: | Transparent |
| Tinting Strength: | High |
| Staining: | Low |
| Granulating: | Low |
For a detailed explanation of the terms in the table above, please visit Composition and Permanence.
Notes
Note: Some separation of pigment and medium may occur in Rublev Colours Watercolors and is a natural process when no stabilizers are added to paint to prevent this from occurring.
| SKU | 850-309 |
|---|---|
| Brand | Rublev Colours |
| Vendor | Rublev Colours |
| Processing Time | Usually ships the next business day. |
| Color | Yellow |
| Pigment Type | Inorganic, Synthetic |
Health & Safety: There are no acute or known chronic health hazards with the anticipated use of this product (most chemicals are not thoroughly tested for chronic toxicity). Protect yourself against potentially unknown chronic hazards of this and other chemical products by avoiding ingestion, excessive skin contact, and inhaling spraying mists, sanding dust, and concentrated vapors from heating. Contact us for further information or consult the SDS for more information. Conforms to ASTM D-4236.
