Holbein Artists' Watercolor - Gamboge Nova, 15 ml tube
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Products bearing the AP seal of the Art & Creative Materials Institute, Inc. (ACMI) are certified non-toxic. A product can be certified non-toxic only if it contains no materials in sufficient quantities to be toxic or injurious to humans, or to cause acute or chronic health problems when used as intended. See [Health and Safety ](https://www.dickblick.com/learning-resources/product-info/health-safety/ "Learning-resources/product-info/health-safety")for further information.
Products bearing the AP seal of the Art & Creative Materials Institute, Inc. (ACMI) are certified non-toxic. A product can be certified non-toxic only if it contains no materials in sufficient quantities to be toxic or injurious to humans, or to cause acute or chronic health problems when used as intended. See [Health and Safety ](https://www.dickblick.com/learning-resources/product-info/health-safety/ "Learning-resources/product-info/health-safety")for further information.
Product Details
- No.
- 248
- Description:
- Artists' Watercolor
- Color:
- Gamboge Nova
- Tube Size:
- 15 ml (0.50 oz)
- Series:
- B
Colors on Monitors -
Due to differences in users’ monitors, the colors presented are an approximation of the true color.
Reviews
Pigment Information
This color contains the following pigments:
PY154-Benzimidazolone Yellow
PY110-Isoindolinone Yellow
PY150-Nickel Azo Yellow
Pigment Name
PY154-Benzimidazolone Yellow
Pigment Type
monoazo
Properties
Benzimidazolone Yellow is a pigment with dull tints and an average drying time.
Permanence
Benzimidazolone Yellow has excellent lightfastness.
Toxicity
Benzimidazolone Yellow is not considered toxic.
History
The benzimidazolone group of pigments was developed and patented in 1960 by Hoechst A.G., a German chemical manufacturer that was a forerunner of the pharmaceutical company Aventis.
Pigment Name
PY110-Isoindolinone Yellow
Pigment Type
organic synthetic
Chemical Name
isoindolinone yellow
Properties
Isoindolinone Yellow is a high performance pigment of excellent brightness and an average drying time.
Permanence
Isoindolinone Yellow has excellent lightfastness.
Toxicity
Isoindolinone Yellow is not considered toxic.
History
The first isoindoline pigments were patented in 1946, and commercial production of pigments in this group began in the 1960s. Several isoindoline yellow pigments are available.
Pigment Name
PY150-Nickel Azo Yellow
Pigment Type
inorganic
Chemical Name
nickel azomethine yellow
Chemical Formula
C30H18Cl2N6NiO4
Properties
Nickel Azo Yellow is a transparent, moderately staining yellow pigment with high tinting strength. It is considered a good color match in botanical and landscape painting for natural gamboge (NY24), a historic yellow pigment with fair to poor lightfastness.
Permanence
Nickel azomethine yellow has excellent lightfastness.
Toxicity
Nickel azo yellow pigment is mildly toxic, and is often labeled as hazardous. Avoid respiratory and skin exposure to pigment dust. It should be disposed of properly with other hazardous wastes, not washed down the sink.
History
Nickel azomethine yellow has been developed as an artist pigment becasue it is a close match for gamboge, a historic yellow.
Safety Data Sheet
UPC Code: 4900669032489
ASIN #: B0008ENPA0