Patent ID: 6939511

Claim:
A low toxicity compound for treating contact tenses in aqueous solution, comprising a compound that is effective at an aqueous concentration of no more than about 0.5% by weight of said solution, said compound being selected from the group of compounds consisting of: magnesium monoperphthalate hexahydrate, magnesium monoperoxyphthalate hydrates, calcium monoperphthalate, sodium monoperphthalates, sodium monoperoxyphthalates, potassium monoperphthalates, potassium monoperoxyphthalates, magnesium perphthalates, calcium perphthalates, potassium perphthalates, sodium perphthalates, sodium potassium perphthalates, potassium hydrogen perphthalates, sodium hydrogen perphthalate, potassium acid perphthalates, perphthalic acid, monoperphthalic acid, magnesium perphthalate hexahydrates, perphthalate hydrates, 1,2 benzenedicarboperoxoic acid alkali metal salts, 1,2 benzenedicarboperoxoic acid dialkali metal salts, 2-carboxy benzenecarboperoxoic acid salts, 2-carboxy benzenemonocarboperoxoic acid alkaline earth metal salts, 2-carboxy benzenemonocarboperoxoic acid alkali metal salts, 2-carboxy benzenemonocarboperoxoic acid alkali metal hydrate salts, 2-carboxy benzenemonocarboperoxoic acid alkaline earth metal hydrate salts, 3-carboxy benzenemonocarboperoxoic acid alkali metal salts, 3-carboxy benzenemonocarboperoxoic acid alkali metal hydrate salts, 3-carboxy benzenemonocarboperoxoic acid alkaline metal hexahydrate salts, 3-carboxy benzenemonocarboperoxoic acid alkaline metal salts, 4-carboxy benzenemonocarboperoxoic acid alkali metal hexahydrate salts, 4-carboxy benzenemonocarboperoxoic acid alkali metal salts, 4-carboxy benzenemonocarboperoxoic acid alkaline metal hydrate salts, 4-carboxy benzenemonocarboperoxoic acid alkaline metal salts, 5-carboxy benzenemonocarboperoxoic acid alkali metal salts, 5-carboxy benzenemonocarboperoxoic acid alkali metal hydrate salts, 5-carboxy benzenemonocarboperoxoic acid alkaline metal salts, 5-carboxy benzenemonocarboperoxoic acid alkaline metal hydrate salts, 1,2-benzene dicarboperoxoic acid alkaline earth metal salts, 1,2-benzene dicarboperoxoic acid alkaline earth metal hydrate salts, 1,2-benzene dicarboperoxoic acid monoalkali metal salts, 1,2-benzene dicarboperoxoic acid dialkali metal salts, 1,2-benzene dicarboperoxoic acid, 1,3-benzene dicarboperoxoic acid alkaline earth metal salts, 1,3 benzene dicarboperoxoic acid, 1,3-benzene dicarboperoxoic acid monoalkali metal salts, 1,3-benzene dicarboperoxoic acid dialkali metal salts, 1,4-benzene dicarboperoxoic acid, 1,4-benzene dicarboperoxoic acid monoalkali metal salts, 1,4-benzene dicarboperoxoic acid dialkali metal salts, 1,4-benzene dicarboperoxoic acid alkeline earth metal salts, 1,5-benzene dicarboperoxoic acid, 1,5-benzene dicarboperoxoic acid monoaliali metal salts, 1,5-benzene dicarboperoxoic acid dialkali metal salts, and 1,5-benzene dicarboperoxoic acid alkaline earth metal salts.