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

1-Nitro-2-Methylanthraquinone
Purity (HPLC) Insoluble Water Content	≥94% ≤1% ≤1%

1-Amino-2-Methylanthraquinone
Purity (HPLC) Insoluble Water Content	≥94% ≤1% ≤1%

Anthraquinone-2,6-disulfonic acid Sodium
Purity (HPLC) Anthraquinone-2,7-disulfonic acid Sodium Insoluble Water Content	≥95% ≤3% ≤1.5% ≤0.5%

Anthraquinone-2,7-disulfonic acid Sodium
Purity (HPLC) Anthraquinone-2,6-disulfonic acid Sodium Insoluble Water Content	≥80% -90% ≤8% ≤1.5% ≤0.5%

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