The cost of isoflurane per bottle can vary but generally falls within the range of $100 to $300 for a 250 mL bottle, depending on the factors mentioned above. For example, in a hospital setting, purchasing larger quantities could yield a significant discount, resulting in costs on the lower end of the spectrum. Conversely, smaller clinics that purchase less frequently may find themselves paying higher prices.
Phosphorus removal is another critical aspect of sewage treatment, as excessive phosphorus can lead to eutrophication in receiving waters, causing harmful algal blooms. Chemicals like ferric chloride or aluminum sulfate can precipitate phosphorus out of the solution, aiding in its removal. Advanced treatment processes may even utilize specialized chemicals for enhanced nutrient removal, improving the overall quality of effluent released into the environment.