Patent ID: 7833423

Claim:
A method of treating aquifer or ground water contaminated with organic pollutants wherein said organic pollutants are selected from the group consisting of-aromatic hydrocarbons, toluene, benzene, ethyl benzene, xylene, tetrachloroethylene, trichloroethane, phenanthrene, naphthalene, methyl tert-butyl ether, octane, 1,2,4-trimethylbenzene, and 1,3,5-trimethylbenzene comprising: a) contacting said aquifer with a formulation comprising an oxidizing agent wherein the oxidizing agent is independently selected from the group consisting of sodium percarbonate, sodium persulfate, potassium persulfate, sodium permanganate, and potassium permanganate; and a catalyst wherein the catalyst is silica; b) combining said oxidizing agent at a concentration of about 40 to 80% and said catalyst at a concentration of about 15 to 60%; and c) adding said formulation to said aquifer in amount sufficient to substantially remove said pollutants.