Product description:
Pigment Red 57:1 is bluish red powder, bright color, strong coloring power, insoluble in ethanol, soluble in hot water for yellow light red.
Good fluidity in the ink, and has good stability.
Product parameter:
CAS number | 5281-04-9 |
Molecular formula | C18H12CaN2O6S |
EINECS no. | 226-109-5 |
C.I. | 15850:1 |
Appearance | Red powder |
Shade | Bluish |
Application | 【 Application 1 】 Used for ink, rubber, plastic, artificial leather products, etc 【 Application 2 】 Mainly used for paint, ink,plastic products coloring 【 Application 3 】 Mainly used for ink, rubber and plastic products, cultural and educational supplies,paint printing and coloring 【 Application 4 】 Used for paint, rubber, plastic, wire and cable, daily chemical products such as colorant 【 Application 5 】 It is mainly used for coloring paint, ink, oil color and watercolor pigment, but also for coloring rubber, plastic wire, electric spray and daily chemical products. |
Relative density | 1.42-1.80 |
Molecular Weight | 424.4407 |
Melting point/℃ | 360 |
Average particle size /μm | 0.04-0.3 |
Specific surface area /(m2/g) | 21-105 |
PH value | 7.0-8.0 |
Solubility | Insoluble in ethanol; Magenta in concentrated sulfuric acid and magenta after dilution; The aqueous solution appears brown when it meets the precipitation of hydrochloric acid and sodium hydroxide. |
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