Aureolin Half Pan
$9.90
In stock
SKU
850-309HP
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.
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 Names | |
| Current Names: | Dutch: kobalt geel English: cobalt yellow French: jaune de cobalt German: Kobaltgelb Italian: giallo di cobalto Spanish: cobalto amarillo |
| 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 |
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 | 850-309HP |
|---|---|
| Brand | Rublev Colours |
| Vendor | Natural Pigments |
| Processing Time | Usually ships the next business day. |
| Size | Half Pan 1.5 ml |
| Color | Yellow |
| Color Hue | Yellow—Cool |
| Pigment Code | PY40 |
| Staining | Non-staining < 30% |
| Granulation | None |
| Lightfastness | ASTM II |
| Chemical Prohibition | No |
