Tag: degreasing 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

01/04/2026 No Comments

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What are the different types of tanning wastewater, and what are their characteristics?

1. Sulfur-containing wastewater: This refers to the liming wastewater and corresponding washing wastewater generated during the liming process of hair removal using the lime-alkali method. Lime-liming wastewater contains protein, lime, sodium sulfide, and suspended solids, with total CODcr at 28%, total S2- at 92%, and total SS at 75%. 2.

12/26/2025 No Comments

Environmental Protection Development Status report, JiangEnvironmental Protection ranksamong the top 50 enterprises in the domestic environmentalprotection industry.

Tag: degreasing wastewater

What are the treatment methods for leather wastewater?

What are the different types of tanning wastewater, and what are their characteristics?

Environmental Protection Development Status report, JiangEnvironmental Protection ranksamong the top 50 enterprises in the domestic environmentalprotection industry.

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