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TEM AHERA countsheet, undated

Machine-extracted title · confidence 85%

Blank transmission electron microscopy analysis form for asbestos counting prepared by Athenica Environmental Services.

NYC-WTC_000187105
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Scanned page image, NYC-WTC_000187105
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NYC 9/11 Public Portal Document

ATHENICA ENVIRONMENTAL SERVICES INC,

tel, (71B) 784-7460 46-0$ Gteenpolnt Avenue Fex (718) 784-4086 lonp Islend City, N.Y. IttOA TEM DEPARTMENT TEM AHERA COUNTSHEET CLIENT: ztbtYyVAT A -------------- DATE : 'PROJECTTM/ cOePZ ANALYST: es- BATCH # : -O CLIENT ID # : ( SAMPLE ID n : . VOLUME (It) : IS^ ao. AREA (lunC) GO’S TO ANALYZE ; _____ magnificatiotT? ^C. VOLTAGE (KeVf? Joo INSTRUMENT : JEOL lOOCX II FILTERAREA (mn?) : ___________________________ ANALYTICAL METHODOLOGY: EPA FEDERAL REGISTER, VOL, 52, No 210,OCT, 3071987, #40 ANAJ.X 1 lu/u. part 163, APPENDIX A TO SUBFART E

W Structure sketch SAB BDXA PHO ID GRI GO Str, Str. L D TO# D ID it Classf. (Hm) (ym)

6 £1 A 7^

Analytical Sensitivity (sE/cnV): Q Of I Eucentricity check : ______ ________ > *77rifi acceptance criteria check! (A)..ef/(B)..*/ Concentration (str/cmQ: Concentration(str/mnL^): **CHR. #STRUCI’.: F M C B •Number of Asbestos Structures : O,5£S<5pm , ..o. **AMPH, # STRUCT,:F M ~C B S^5iim .0 Specify AMPH- Type: AM, ^CT, TRE. Number of Non-asbestos Structures:,,. CRO ANTH, ~ * Replica covers >50%,at least 20 OO's with no overlapping or folded replica, intact OO’s have >50% coverage, <50% Undissolved filter, <5%

CITY_21MC100_002951249

NYC-WTC_OOO1871O5

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NYC-WTC_000187105Source: NYC Law Department, mirrored locally

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TEM AHERA countsheet, undated · page 1

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Blank transmission electron microscopy analysis form for asbestos counting prepared by Athenica Environmental Services.

Similarity score 0.985 (not a probability)

machine-extracted · confidence unavailable · Check page ↗
Asbestos TEM countsheet, Oct 2002 · page 1

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Transmission electron microscopy countsheet recording sample identification and analytical parameters for asbestos testing in October 2002.

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machine-extracted · confidence unavailable · Check page ↗

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