Tag: lime lamination and hair removal wastewater

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What are the treatment methods for leather wastewater?

There are many methods for treating wastewater. Different methods are required depending on the source. Specifically: 1. Degreasing Wastewater: Treatment methods for degreasing wastewater include acid extraction, centrifugation, or solvent extraction. Acid extraction is widely used. H₂SO₄ is added to adjust the pH to 3-4 to break the emulsion. Steam