XIANGYU have been producing Dyestuff Intermediate of Authraquione for along period of time

1-Hydroxy Anthraquinone
Melting Point Purity (HPLC) Insoluble Water Content Mercury Content	≥194°C ≥97% ≤0.5% ≤1% ≤0.5ppm

1- Hydroxy-4-Aminoanthraquinone
Purity (HPLC) Insoluble Water Content Mercury Content	≥92% ≤0.5% ≤1% ≤0.5ppm

1-Isopropylamine Anthraquinone
Melting Point Purity (HPLC) Insoluble Water Content Mercury Content	≥192°C ≥97% ≤0.5% ≤1% ≤0.5ppm

1-Cyclehexylamine Anthraquinone
Melting Point Purity (HPLC) Insoluble Water Content Mercury Content	≥140°C ≥97% ≤0.5% ≤1% ≤0.5ppm

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