Yellowish red. Melting point 280°C. Good resistance to sunlight, acids, and alkalis, but poor resistance to solvents.
C.I. Pigment red 9 is the most important colorant used to add color or change the color of something and is chemically essentially unaffected by the carrier or medium into which it is incorporated. It can be widely used in textile, medicine, food, cosmetics, plastics, paint, ink, photography and paper industries.
Flammability and Explosibility
Not classified
Properties and Applications
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TEST ITEMS
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SPECIFICATION
|
|
APPEARANCE
|
RED POWDER
|
|
SHADE
|
YELLOWISH
|
|
HEAT RESISTANCE
|
160 °C min
|
|
LIGHT FASTNESS
|
5~6
|
|
ACID RESISTANCE
|
5
|
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ALKALI RESISTANCE
|
5
|
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FASTNESS TO BLEEDING
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4
|
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OIL ABSORPTION
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45-50%
|
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SPECIFIC SURFACE
|
27 m
2
/g
|
|
DENSITY
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1.40 g/cm
3
|
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RESIDUE ON 80 MESH
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5.0% max
|
|
WATER SOLUBLE
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1.0% max
|
|
VOLATITE 105 °C
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1.0% max
|
|
TINTING STRENGTH
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100-105 %
|
[1] Gürses A, Akyldz M, Güne K, et al. Dyes and pigments: their structure and properties[J]. Dyes and pigments, 2016: 13-29.
