Dyestuff: anthraquinone, black ferric oxide, indigo blue pigment, butyric acid, titanium hydroxide, zinc sulfide, all kinds of intermediate of azo dye-stuff.

 
  • 染料:蒽醌、黑色氧化鐵、靛蘭顏料、丁酸、氫氧化鈦、硫化鋅、各種偶氮染料中間體。
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