NYC-WTC_000211758

NYC 9/11 Public Portal Document

(- TEM Asbestos fair) Coun: Client Name: NYC BOE (liters): 1805 Lab Group #: 8243 Filter i r Area: MCE 385 mm’ Lab Sample #: 15 (:: ig Size; 0.01124

Client Sample #: 15 1 mined: 0.04496 mm^ GRID BOX: 1 cation: 20,000 GRIDID; A c < c. ■ Voltage: 100 KeV # Grid Openings: 4 is Date: 6/23/02

Analysis Performed By: MARK PEYSAKHOV

GO. Structure Structure Type Length "ire N or v EDS No (Nonadb F B C M >=OSp Chrys ■onasb Ambig/ND No Coord <5p Elements)

■3

1 ■

I J

Struct = > 0.5p > 5:1 Aspect Ratio Grid acceptance: A- Positive diffraction pattern properties conforming to <50% undissolved tiller, overlapped or folded Totals laboratory identification criteria observed <10% particulaie coverage >50% cc rerage ate least 20 unfolded t; overlapped grid squares <5% F B C M >5m '/= EDS spectrum conforming to laboratory holes oropaqu. di.:as identification criteria observed Ie AMPHICOIJ-S Ie F = Single Fiber Amosite B = Bundle (<3 libers <1 fiber diameter apart IS Crocidv.:!;- C = Cluster (>3 Intersections) AnthopI yiiite . os Tremr'de M = Matrix ■ Sd Actin' ' : NED = No Structures Detected

CITY_21MC100_002865160

NYC-WTC_000211758