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<br />. April 23, 2001 <br />Memorandl}m <br />Multek - Chemical Analysis <br />Page -4- <br /> <br />Inner Layer Develop/Etch/Strip (DES), Continued <br /> <br />CHEMICAL <br /> <br />CAS NO. <br /> <br />Irritants (Closed Use): <br /> <br />Tetramethyl Ammonium Hydroxide 10424-65-4 <br />Maximum Allowed per Control Area, Closed Use <br />Classification: <br /> <br />Class III-B. Combustible Liauids (Closed Use): <br /> <br />Monoethanolamine 141-43-5 <br />Maximum Allowed per Control Area, Closed Use <br />Classification: <br /> <br />QUANTITY <br /> <br />14.4 qals. <br />Not Limited <br />F-1 <br /> <br />43.1 qals. <br />Not Limited <br />F-1 <br /> <br />Area: Multibond <br /> <br />CHEMICAL <br /> <br />CAS NO. <br /> <br />Corrosives (Closed Use): <br /> <br />Ethylenediamine <br />Monoethanolamine <br />Sulfuric Acid (7.5% Solution) <br />Hydrogen Peroxide (50% Solution) <br />Total, Corrosives, <br />Maximum Allowed per Control Area, Closed Use <br />Classification: <br /> <br />107-15-3 <br />141-43-5 <br />7664-93-9 <br />7722-84-1 <br /> <br />Toxics (Closed Use): <br /> <br />Ethylenediamine 107 -15-3 <br />7.0 gallons @ 10 Ibs/gallon = <br />Maximum Allowed per Control Area, Closed Use <br />Classification: <br /> <br />Class I-C Flammable Liauids (Closed Use): <br /> <br />Ethylenediamine 107 -15-3 <br />Maximum Allowed per Control Area, Closed Use <br />Classification: <br /> <br />Irritants (Closed Use): <br /> <br />Tetramethyl Ammonium Hydroxide 10424-65-4 <br />Maximum Allowed per Control Area, Closed Use <br />Classification: <br /> <br />Designation: F-1 <br /> <br />QUANTITY <br /> <br />7.0 gals. <br />1.6 gals. <br />20.9 gals. <br />2.7 qals. <br />32.2 gals. <br />1,000.0 gals. <br />. F-1 <br /> <br />7.0 qals. <br />70.0 Ibs. <br />1,000.0 Ibs. <br />F-1 <br /> <br />7.0 qals. <br />180.0 gals. <br />F-1 <br /> <br />2.3 qals. <br />Not Limited <br />F-1 <br />