W.V.R.B. nv/sa

- In Situ Chemical Oxidation (ISCO)


Operation: In situ chemical oxidation (ISCO) and enhanced biological remediation Product OBC: Oxygem Biochem Proprietary blend: persulfate and peroxides.

1. Persulfate
2S2 O82- + 2 H+ + 2e- 2HSO4-
2S2 O82- + calcium peroxide activator 2 SO4

2. Peroxides
CaO2 + 2 H2O -> Ca (OH)2 + H2O2


  1. Short term: one of the strongest oxidants for ISCO
  2. Prolonged operation: provide electron acceptors (oxygen and sulphate) for long term bioremediation


  • Aerobic pollution remediation: Suitable for: BTEX, MTBE, PAHs, chlorinated alkanes.

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