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Specification | Standard |
Physical Appearance | Brown-Red Powder |
1-AminoAnthraquinone Content | ≥98% |
1.5 1.5 -Diaminoanthraquinone Content 1.8 1.8 | ≤0.5% |
Moisture Content | ≤1% |
Ash Content | ≤1% |
Heavy Metal Content | ≤200ppm |
Uses | Dye intermediates for disperse, vat, reactive and acid dyes |





Yangzhou Rixing Bio-Tech Co., Ltd. is located at No. 2,Tongxin Road.
Our company was founded in 1995 and covers an area of 58,000sqm, including 38,000 square meters of construction area and 1,500sqm of a GMP certified plant and a R&D center. Rixing is a state-level key high-tech enterprise with rapid growing rate. Our total assets are up to 100 million RMB and our annual sale exceeds 300 million RMB.
Rixing specializes in D-glucosamine series products, chondroitin sulfate series products, chitosan series APIs and their finished products, such as tablets, hard capsules and soft capsules of simple formulas or complex formulas.
We are expecting your presence and hope to create a good future together.




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