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Methods of neutralizing acid wastewater

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Methods of neutralizing acid wastewater
Waste disposal methods for hydrofluoric acid
Waste disposal methods for hydrofluoric acid

18/3/2011, · If you do not need to treat for fluoride, you can neutralize the acid with caustic, instead. You will get much less sludge. Do a bench scale test first to determine the appropriate dilution factor, if any. If the acid is really strong it may heat up excessively during neutralization, causing the release of HF vapors, and possible damage to equipment.

Disposal of Waste | Prudent Practices in the Laboratory ...
Disposal of Waste | Prudent Practices in the Laboratory ...

For example, elementary ,acid,-base ,neutralization, is usually allowed, as is ,treatment, that is the last step of a chemical procedure. ... Approval for such disposal should be requested from the local ,wastewater treatment, works. ... Safety must be ,the first consideration, before undertaking any of …

Wine industry wastewater treatment systems
Wine industry wastewater treatment systems

Pretreatment and neutralization. The solids contained in the wastewater are separated in this step as they may hinder the subsequent treatment process as a result of their size. The pH is also adjusted to ensure that the effluent can either be treated or discharged into the public sewer network if the appropriate conditions are met. Primary treatment

Treatment of oilfield wastewater by combined process of ...
Treatment of oilfield wastewater by combined process of ...

First,, add 250 mL ,wastewater, into the flask, then add the CPAM and stir the mixture by an electronic stirrer at 150 rpm, which was maintained at room temperature. After 10 min of stirring, the mixture was allowed to stand for 1 h, and then the supernatant was taken for characterization.

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