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CHP ISCO

Catalyzed H2O2 Propagations

CHP stands for catalyzed H2O2 propagations or, more colloquially, catalyzed hydrogen peroxide. An older term for CHP is modified Fenton’s reagent, because it is a variation on the classic Fenton’s reagent, which is dilute hydrogen peroxide added slowly to a solution of iron (II). In the classic Fenton’s reaction, iron (II) mediates […]

What is ISCO?

In situ chemical oxidation, or ISCO, is one of the more rapid methods for treating subsurface contamination. Sites with contaminated soil and groundwater are a serious concern in the U.S. and around the world; tens of thousands of such sites exist, often the result of improper or illegal disposal of hazardous wastes such as chlorinated […]