染料及其中间体
Dyes and their intermediates
以上为机器翻译结果，长、整句建议使用 人工翻译 。
染料及其中间体种类繁多，具有浓度高、色度深、有机物成分复杂、毒性大、生物降解性差等特点。
Dyes and their intermediates have a wide range variety, with a high concentration, color depth, organic matter complex composition, toxic, and poor characteristics of bio-degradable.
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