All Pigments
Colour Index Code
PY129
Green Gold (Nickel Azo)
- Chemistry
- Nickel azomethine
- Origin
- Synthetic organic.
- History
- A transparent, greenish gold valued for glazes and landscape.
- Toxicity
- Generally non-toxic; nickel sensitizer.
Green Gold (Nickel Azo) (PY129) is Nickel azomethine. In our watercolour range it is transparent, yes granulation, average lightfastness.
- Transparency
- Transparent
- Granulation
- YES
- Staining
- Medium
- Lightfastness
- Average
PY129: Questions & Answers
What is PY129?
PY129 (Green Gold (Nickel Azo)) is Nickel azomethine. Synthetic organic..
What is the chemistry of PY129?
PY129 is Nickel azomethine.
Is PY129 toxic?
Generally non-toxic; nickel sensitizer.
Is PY129 lightfast?
In the Michael Harding range, colours using PY129 are rated average for lightfastness.
Is PY129 transparent or opaque?
PY129 is transparent.
Does PY129 granulate?
In watercolour, PY129 is granulating.
Which Michael Harding colours use PY129?
PY129 appears in 2 Michael Harding colours: Green Gold, Green Gold.
Michael Harding colours using PY129
2 colours across both rangesLightfastness: AverageOil Colours containing PY129
1 colour
Watercolours containing PY129
1 colour
| Colour | Medium | Transparency | Lightfastness | Granulation |
|---|---|---|---|---|
| Green Gold No. 410 | Oil | Transparent | Average | — |
| Green Gold W237 | Watercolour | Transparent | Excellent | YES |
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