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Category: Anthraquinone
Molecular formula: C₂₈H₁₄N₂O₄
Molecular weight: 442.43
CAS number: 81-77-6
Structural formula:

Index:
Appearance: Deep brilliant blue powder

Shade: red shade blue

Tinting strength: ±5%

Weight loss (105℃): ≤1.0%

Water solubles: ≤0.5%

Oil absorption: 47~58%

Heat resistance: 290-300℃

Light resistance: 7-8 level

Resistance to migration: 4.8-5 level