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Toxicity and biodegradability assessment of raw and ozonated procaine penicillin G formulation effluent

  • Istanbul Technical University

Research output: Contribution to journalArticlepeer-review

97 Citations (Scopus)

Abstract

The effect of O3 (applied dose=1440 mg h-1; pH 7 and pH 12) and H2O2/O3 (applied dose=1440 mg h -1; pH 7; 10 mM H2O2) pretreatment of procaine penicillin G (PPG) formulation effluent on its biodegradability and acute toxicity was investigated. For that purpose ISO 8192 activated sludge inhibition and Daphnia magna acute toxicity tests were conducted. BOD5 measurements that were carried out to preevaluate the biocompatibility of untreated, ozonated, and perozonated PPG effluent have shown that BOD 5 alone was not a very correct or useful tool to predict the actual biodegradability of PPG effluent. No significant correlation existed between the BOD5 and the toxicity test results. Acute toxicity studies carried out with D. magna and synthetic municipal sewage sludge have demonstrated the inhibitory effect of H2O2/O3 oxidation. COD removal of pharmaceutical wastewater containing PPG effluent with acclimated sewage sludge decreased from 79% to 50% after H2O2/O 3 pretreatment.

Original languageEnglish
Pages (from-to)131-140
Number of pages10
JournalEcotoxicology and Environmental Safety
Volume63
Issue number1
DOIs
Publication statusPublished - Jan 2006

Funding

The authors thank the Turkish National Scientific and Technology Research Council for their financial support under Project Ref. No. ICTAG–C-042.

Funders
Turkish National Scientific and Technology Research Council

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 6 - Clean Water and Sanitation
      SDG 6 Clean Water and Sanitation
    2. SDG 7 - Affordable and Clean Energy
      SDG 7 Affordable and Clean Energy
    3. SDG 9 - Industry, Innovation, and Infrastructure
      SDG 9 Industry, Innovation, and Infrastructure
    4. SDG 11 - Sustainable Cities and Communities
      SDG 11 Sustainable Cities and Communities
    5. SDG 12 - Responsible Consumption and Production
      SDG 12 Responsible Consumption and Production

    Keywords

    • Activated sludge inhibition
    • Acute toxicity
    • Advanced oxidation processes (AOPs)
    • Antibiotic formulation effluent
    • Biodegradability
    • Ozonation
    • Pharmaceutical wastewater
    • Procaine penicillin G

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