As a natural yellow pigment,lutein is widely used in the human food and forage.A lot of wastewater is generated in this industry.It is urgent to deal with fermentative marigold wstewater for lutein industry.How to pro...As a natural yellow pigment,lutein is widely used in the human food and forage.A lot of wastewater is generated in this industry.It is urgent to deal with fermentative marigold wstewater for lutein industry.How to process the wastewatwer is more important.Centre on the process of fermentative marigold wstewater,used by polyaluminium chloride to flocculate,active carbon to bleach,then evaporating in the vacuum state and getting lactic acid finally.展开更多
文摘As a natural yellow pigment,lutein is widely used in the human food and forage.A lot of wastewater is generated in this industry.It is urgent to deal with fermentative marigold wstewater for lutein industry.How to process the wastewatwer is more important.Centre on the process of fermentative marigold wstewater,used by polyaluminium chloride to flocculate,active carbon to bleach,then evaporating in the vacuum state and getting lactic acid finally.