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 | Orders ship on Tuesdays and Thursdays. |
| Color | Yellow |
| Pigment Type | Inorganic, Synthetic |
Hazard Identification
Classification according to EC Regulation 1272/2008: This product is not classified as hazardous according to the CLP/GHS Directive.
Classification according to EC Regulation No. 67/548 or No. 1999/45: The material is not subject to classification according to EC lists. This product does not require classification and labeling as hazardous according to CLP/GHS.
Safety Designation
P280 Wear protective gloves/ clothing/ eye/ face protection.
P281 Use personal protective equipment as required.
P501 Dispose of contents/ container according to regional, national and international regulations.
