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sk <br /> s Exhibit 5 <br /> Page 3 of 3 <br /> CHEMICAL RESISTANCE TESTS: <br /> Spot resistance after 48 hours of contact. Lockers bid must meet or exceed the following tests: <br /> Organic Acids: Acetic (5%&50%). Oleic—No change <br /> Lactic—Slight softening after 48 hours. <br /> Mineral Acids: Hydrochloric (5%), Sulphuric(5%&25%), <br /> Phosphoric (10%)—No change. <br /> Oxidizing Agents: Nitric Acid(5%),Hydrogen Peroxide (30%)—No change <br /> Household Bleach(6%Hydrochloride Solution). Saturated <br /> chlorine water. Chromic Acid(20%)—May cause some <br /> Discoloration after 24-48 hours. <br /> Solvents: Mineral Spirits,Xylol,Ethyl Alcohol, Trichloroethylene, <br /> Methyl Ethyl Ketone, Skydrol 500,Premium Gasoline— <br /> No change. <br /> Salt Solutions: Sodium Chloride(5%& 30%), Copper Chloride(20%) <br /> No change. <br /> Grease& Oils: Mineral Oil, Sour Crude Oil,Vegetable Oil—No change <br /> Sump Epoxy Coating: Chemical Resistance Tests: Excellent resistance(after 24 months <br /> Immersion at 77°F)to 10%Hydrochloric acid, 10% sulphuric <br /> Acid, 10% Sodium Hydroxide, 5%commercial bleach <br /> (Hyochloride-type)and hydrogen sulphide water. <br /> Agree to all tests above <br /> 21 <br />