Document QgDBdmVBJaE0y8NnrQrNnaZ2o

June 23, 1997 Asarco Incorporated P.0. Boa 1111 El Paso. Texas 79999 ATTENTION: Peppy Munsell RE: Sulk Asbestos Saaples LAB NOI SAMPLE NUMBER DESCRIPTION MATRIX 897-2(82 SHI-12 897-2(83 SNT-13 B97-2(8( SNI-K Gray Noj|-.rieble tsGaskel,)ll flue Black, Silver Non;friable (/Gasket' 12 flue BlT/k JNon-frteble ( Gasket 13 flue Binder Binder Quartz Binder FIBROUS None Detected ^ ASBESTIFCRM i , ^ Chrysolite 20-2SX Cellulose trace Chrysotila 30-35X Cellulose trace \ Chrysotila l5-20k ^ -______ Rosalva Goiez JtICROSCOPIST VJ Method: EPA-800/M(-S2-020 'Interi> Method for the Detereination of Asbestos in Hulk Insulation Saaples;* EPA/600/R-93/U6 `Method for the Oetemination of Asbestos in Bulk Building Materials, * July 1993. Assigned percentages are based on visual volute procedures end chart aides, corresponding to an approxisate standard error of f or - 5t for (1-lOt range) and t or - 10k for (11-901 range). All nicroscopists are graduates of McCrone Research Institute's 'Microscopical Identification of Asbestos*, Chicago, 111 or equivalent. National Voluntary Laboratory Accreditation Prograi (NVLAP) Lab ID 101870-0. CeryonitOfEas 14M Mnai Arowe n Mmo. Texas 79901 (915) 53J-OMO v\ 516 Ow NX. Sasic D AUiuquuqoe, New Mexico 0710S (TO5) 255-4673 Fm(555) 2SSOJft? 2517 lotos 3 Stepsri Baanc A,So*e201 Odesxa, Texas 79762 (915) 362*9007 ASARCO ELP 0011252