TABLE 3.
Chemical oxidizers evaluated
Chemical | Chemical formula | Measured pH rangea | Available chlorine (%)b | Oxidation potential (V) | Environmental parameters |
---|---|---|---|---|---|
Hydrogen peroxide | H2O2 | Acidic, 4.0 to 5.0 | 0 | 1.78c | Acidic (depends on concn used); degradable to nontoxic by-products |
Sodium hypochlorite | NaClO | Basic, 8.5 to 12+ | 12 | 0.90c | Caustic; degradable to nontoxic by-products |
Sodium dichloro-S-triazinetrione dihydrate (Diclor) | C3HCl2N3O | Acidic, 4.5 to 5.3 | 56 | 1.34c | More neutral than all other decontaminants tested; degradable to nontoxic by-products |
VirkonS (potassium peroxymonosulfate: 40 to 60%; sodium dodecylbenzene-sulfonate: 10 to 20%; sulfamic acid: 1 to 10%) | KHSO5C18H29NaO3S H2NSO3H | Acidic, 1.0 to 3.7 | 0 | Unknown | Acidic (depends on concn used); degradable to nontoxic by-products |
Potassium peroxymonosulfate (Oxone) | KHSO5 | Acidic, 1.0 to 4.0 | 0 | 1.44 to 1.82d | Acidic (depends on concn used); degradable to nontoxic by-products |