Tag: BOD

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What are the physical treatment methods for pharmaceutical wastewater?

Based on the characteristics of pharmaceutical wastewater, physicochemical treatment is required as a pretreatment or post-treatment step in its treatment process. Currently used physicochemical treatment methods mainly include coagulation, flotation, adsorption, ammonia stripping, electrolysis, ion exchange, and membrane separation. (1) Flotation Method: Flotation methods typically include various forms such as

A/O process
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What is A/O process

The anoxic/aerobic process is a sewage treatment method that connects the front anoxic section with the rear aerobic section in series . How does A/O works? The A/O process hydrolyzes organic matter such as starch, fiber, and carbohydrates in sewage through heterotrophic bacteria in the anoxic section to improve its