Holbein Acrylic Gouache - Metallic Red, 20 ml tube
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Product Details
- Color:
- Metallic Red
- Description:
- Acrylic Gouache
- Size:
- 20 ml (.68 oz)
- Format:
- Tube
- No.
- 182
- Mfg #:
- D182
Pigment Information
This color contains the following pigments:
PR146-Naphthol Red
PW20-Mica
Pigment Name
PR146-Naphthol Red
Pigment Type
Chemical Formula
C33H27ClN4O6
Properties
Permanence
Naphthol Reds vary widely in lightfastness. This Naphthol Red (PR146) has fair to poor permanence and always fades in tints. It is not suitable for outdoor use.
Toxicity
Naphthol Reds are not considered toxic. They may cause eye, skin, or respiratory irritation. Contact with dry pigment should be avoided.
History
Unknown.
Pigment Name
PW20-Mica
Pigment Type
inorganic
Chemical Name
aluminum silicate
Chemical Formula
H2KAl3(SiO4)3
Properties
An off-white pigment with complex reflective effects, mica is often used with transparent pigments to create mixed pigments with interference and pearlescent effects.
Permanence
Mica is permanent and lightfast.
Toxicity
Although it is completely non-toxic and not bioreactive, fine particles may be irritating. This is of concern primarily for those exposed occupationally to dry mica powder. Breathing mica particles may cause lung fibrosis and pneumoconiosis.
History
Mica has been used as a pigment since prehistoric times.
Safety Data Sheet
UPC Code: 4900669071822
ASIN #: B0006IKFGU