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<br />April 23, 2001 <br />Memorandum <br />Multek - Chemical Analysis <br />Page -8- <br /> <br />Area: Nickel/Gold Plating <br />CHEMICAL <br /> <br />Classification: F-1 <br /> <br />CAS NO. <br /> <br />QUANTITY <br /> <br />Corrosives (Open Use): <br /> <br />Sulfuric Acid (7.5% Solution) <br />Phosphoric Acid <br />Potassium Persulfate <br />31.4 Ibs. @ 0.1 gallons/lb. = <br />Total, Corrosives <br />Maximum Allowed per Control Area, Open Use <br />Classification: <br /> <br />7664-93-9 <br />7664-38-2 <br />7727-21-1 <br /> <br />16.5 gals. <br />1.4 gals. <br />31.4 Ibs. <br />3.1 gals. <br />21.0 gals. <br />200.0 gals. <br />F-1 <br /> <br />Class 1. Oxidizers (Open Use): <br /> <br />Potassium Persulfate 7727 -21-1 <br />Maximum Allowed per Control Area, Open Use <br />Classification: <br /> <br />31.4 Ibs. <br />2,000.0 Ibs. <br />F-1 <br /> <br />Class 1. Water Reative (Open Use): <br /> <br />Potassium Persulfate 7727-21-1 <br />Maximum Allowed per Control Area, Open Use <br />Classification: <br /> <br />31.4 Ibs. <br />Not Limited <br />F-1 <br /> <br />Irritants (Open Use): <br /> <br />Copper Sulfate <br />Boric Acid <br />Nickel Sulfamate <br />Nickel Chloride <br />Cobalt Complex <br />Weight, Copper Sulfate and Boric Acid <br />44.2 Ibs @ 0.1 gallons/lb = <br />Total, Irritants <br />Maximum Allowed per Control Area, Open Use <br />Classification: <br /> <br />7758-98-7 <br />10043-35-2 <br />13770-89-3 <br />7791-20-0 <br />7440-48-4 <br /> <br />12.5Ibs. <br />31.7 Ibs. <br />16.7 gals. <br />0.3 gals. <br />0.8 qals. <br />44.2 Ibs. <br />4.4 gals. <br />22.2 gals. <br />Not Limited <br />F-1 <br /> <br />Toxics (Open Use): <br /> <br />Copper Sulfate 7758-98-7 <br />Nickel Chloride 7791-20-0 <br />0.3 gallons @ 10 Ibs/gallon = <br />Total, Toxics <br />Maximum Allowed per Control Area, Open Use <br />Classification: <br /> <br />12.5Ibs. <br />0.3 qals. <br />3.0Ibs. <br />15.5 Ibs. <br />250.0 Ibs. <br />F-1 <br />