Dihydroxy acetone and its derivatives are important chemical or biochemical materials, which have been widely applied in chemistry, pharmacy, food, cosmetic industry and purification of water.

二羟基丙酮及其衍生物作为一种重要的化工、生化原料，在精细化工、制药、食品、化妆品工业和水质净化等方面潜在广泛的应用前景。

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Although the pharmacy sewage treated by the secondary biochemical method can reach the standard of drain, it may still cause water body pollution.

制药污水经过生化处理后虽能达标排放，但仍对水体造成污染。

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