1.Appearance :Yellowish Solid Flakes
2.Content (m/m):≥99.01%
3.Melting Range:≥108.0℃
4.Benzene-insoluble mass fraction(m/m):≤0.05%
5.Fe content:≤3PPm
6.Total Sulfur Content:≤5 PPm
7.Anthraquinone Content(m/m):≤0.3%
8.Other Alkyl Anthraquinone Content(m/m):≤0.8%
9.Acid Value(mgKOH/g):≤0.12
10.Fluorine Content:≤30PPm