1,4-Dihydroxyanthraquinone|1,4-Diamino-2,3-dihydroanthraquinone | 4,4'-Thiodiphenol| 4-Isopropylthiophenol |2,4-Diaminobenzenesulfonic Acid ----Yancheng Hongyan Chemical Co., Ltd.

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Transparent violet RR

	Sales Hotline: Yancheng Hongyan Chemical Co., Ltd. Contact: Zhao Honglin Cell phone:+86-13851194660 Contact: Chen Hua Cell phone:+86-13815504799

C.I.Index:Oil Violet 28(Solvent Violet 28)

Relevant brands in foreign countries:Sumiplast Violet RR(NSK)

Structure: Anthraquinone series