Beijing Safer De-Tech Environmental Protection Technology Co., Ltd. |
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Main pollutants in food wastewater are:
1. Floating Solid Substances, such as vegetable leaves, fruit peels, meat scrap and fowl feather.
2. Suspending materials: fat, protein, starch, colloid
3. Acid, alkali, salt and carbonhydrate solution in the waste water
4. Mud, sands and other organics.
5. Bacterias and virus.
Food industry wastewater has a high content of organics and suspended substances, and it rots very easily. But it is often of low poisonousness. It cause eutrophication, killing aquatic animals like fish, making the wastewater give off odor, deteriorating water quality and thus polluting the environment.
The qulity of the water processed by the water treatment equipment for food wastewater is up to the secondary standard of the "GB8978-1996 Comprehensive Discharge Standard of Sewage".
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