Featured China Dyestuff intermediates Products

• 1,4-Diaminoanthraquinone  128-95-0;168681-27-4

  Molecular formula: C14H8O4 Molecular weight: 240.22 CAS No. 128-95-0Appearance: brilliant orange powder Melting point: ≥199.0°C-202°CAssay: ≥99% Insoluble matter: ≤... >>>

  Hangzhou Xiaoshan Yanyang Pigment Chemical Co., Ltd.     

• 2-Naphthol  135-19-3

  Product name: 2-Hydroxy naphthalene, 2-NaphtholMolecular formula: C10H8OMolecular weight: 144.16CAS No.: 135-19-3Structural formula: Properties: Appearance: white ... >>>

  Hangzhou Xiaoshan Yanyang Pigment Chemical Co., Ltd.     

• HC Blue 2  33229-34-4

  ;2,2-(4-(2-Hydroxyethylamino)-3-Nitrophenylimino;2,2-[4-(2-Hydroxyethylamino)-3-nitrophenylimino]diethanol;3-Nitro-N1,N1,N4-tris(2-hydroxyethyl)-p-phenylendiamin;2,2'-((... >>>

  Hangzhou Haichem Co., Ltd.    

• Anthraquinone-2-Sulphonic Acid Sodium  131-08-8

  Purity (HPLC)≥98.5％ Insoluble≤0.5％ Water Content≤1％ ;sodium 9,10-dihydro-9,10-dioxoanthracene-2-sulphonate;silv... >>>

  Chongqing KuaYue(Group) Co.,Ltd.    

• 1,4,5,8-Tetra Chloro Anthraquinone  81-58-3

  Purity (HPLC)≥94％ Insoluble≤0.5％ Water Content≤1％ Mercury Content≤0.5ppm ;9,10-Anthracenedione, ... >>>

  Chongqing KuaYue(Group) Co.,Ltd.    

• 1,8-Dichloro Anthraquinone  82-43-9

  Appearance Light yellow powder Melting Point 242℃ Purity (HPLC)≥97％ 1-Chloro Anthraquinone≤1.5％ 1,5- Dich... >>>

  Chongqing KuaYue(Group) Co.,Ltd.    

• 1,5-Dichloro Anthraquinone  82-46-2

  Appearance Light yellow powder Melting Point 242℃ Purity (HPLC)≥96％ 1-Chloro Anthraquinone≤1.5％ 1,8- Dich... >>>

  Chongqing KuaYue(Group) Co.,Ltd.    

• 1-Chloro Anthraquinone  82-44-0

  Appearance Light yellow powder Melting Point 159℃ Purity (HPLC)≥98.5％ Insoluble≤0.5％ Water Content≤... >>>

  Chongqing KuaYue(Group) Co.,Ltd.    

• Anthraquinone-1,8-Disulphonic Acid potassium  

  Appearance Yellow powder Purity (HPLC)≥97％ Anthraquinone-1-Sulphonic acid salt≤1.5％ Anthraquinone-1,5-Disulphonic acid... >>>

  Chongqing KuaYue(Group) Co.,Ltd.    

• Anthraquinone-1,5-Disulphonic Acid Sodium Salt  

  Appearance Yellow powder Purity (HPLC)≥96％ Anthraquinone-1-Sulphonic acid salt≤1.5％ Anthraquinone-1,8-Disulphonic acid... >>>

  Chongqing KuaYue(Group) Co.,Ltd.    

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