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U <br />n <br />Exhibit 5 <br />Specifications for Chemical Storage Locker <br />Page 2 of 2 <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 />Bidders shall indicate exact specifications of equipment or any variations from these <br />specifications. <br />Lovelace Transfer Station <br />HHW Exclusion Program <br />April 2010 <br />Solid Waste Division <br />Public Works Department <br />San Joaquin County <br />