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o ■D o c o TABLE 7. SUMMARY OF RESULTS OF TRANSMISSION ELECTRON MICROSCOPY ANALYSES CT

co o' CD FOR AIRBORNE ASBESTOS "0 00 o GO CJ> 03 45 WARREN STREET, NEW YORK CITY O o o c FIBERS AND BUNDLES LONGER THAN 5 MICROMETERS 3 CD 3

Fiber Concentration, Fibers/mL Fibers Volume Number 1 Sample Fiber per of Air of Description Type 95% Confidence Analytical Square Sampled Fibers Mean * Interval Sensitivity Millimeter Liters Counted

Sample 45 WAR-2-A1 Chrysotile 0.010 0.003 - 0.025 0.00210 32.4 1190 5 9/18/01 1190 0 Amphibole ND 0 - 0,007 0.00210 0 2nd Floor 5 Total 0.010 0.003 - 0.025 0.00210 32.4 1190 Living Room 00 Sample 45WAR-2-A2 Chrysotile 0.011 0.003 - 0.025 0.00211 32.2 1176 5 9/18/01 1176 0 Amphibole ND 0 - 0.007 0.00211 0 2nd Floor 0.00211 32.2 1176 5 Total 0.011 0.003 - 0.025 Living Room Sample 45WAR-2-A3 58.1 1269 9 Chrysotile 0.018 0.008 - 0.034 0.00196 9/18/01 0 1269 0 Amphibole ND 0 - 0.006 0.00196 2nd Floor 1269 Total 0.018 0.008 - 0,034 0.00196 58.1 9 Master Bedroom

* No mean value is reported when fewer than 4 countable fibers were detected in the portion of sample examined Q ND No Countable Fibers Detected H K NSS Not Statistically Significant (1 to 3 countable fibers detected) I

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