NYC-WTC_000206270

NYC 9/11 Public Portal Document ATHENICA ENVIRONMENTAL SERVICES INC. Tel. (718) 784-7480 Fox (718) 784-4085 45-09 Greenpolnt Avenue Long Island City, N.Y. 11104 TEM DEPARTMENT TEM AHERA COUNTSHEET/ CLIENT : WARREN # PANZER DATE: 113/02 PROJECT : NYC DER /44 JOAN ST ANALYST 1 BATCH#: 102-09-040 CLIENT ID #: E:S. 03 SAMPLE ID #: +02-09-040-2274 VOLUME (It) : 1680 G.O. AREA (mm): 0.0132" GO's TO ANALYZE : 4 MAGNIFICATION : ACC. VOLTAGE (KeV): 100 INSTRUMENT : JEOL 100CX II FILTER AREA (mm') : 385 ANALYTICAL METHODOLOGY: EPA FEDERAL REGISTER, VOL. 52, No 210,OCT. 30, 1987, #40 CFR, PART 763, APPENDIX A TO SUBPART E GRI D Str. # Str. Classf. L (um) W (4m) Structure sketch SAE EDXA D PHO TO# A GO ID C4 NSD 57 NSD I8 NSD B3 ID Analytical Sensitivity (str/cm): 0.0042 Bucentricity check : Concentration (str/cm') : 40.0047 *Grid acceptance criteria check: (A)/.B) Concentration (str/mm'): **CHR. #STRUCT.:F <18.15 •Number of Asbestos Structures : 0.5≤S<5um.9. **AMPH. #STRUCT:F s25um .0. Specify AMPH. Type: AM. ACT. TRE. Number of Non-asbestos Structures:. CRO. ANTH. * Replica covers >50%,at least 20 GO's with no overlapping or folded replica, infacl GO's have >50% coverage, <50% Undissolved filter, <5% holes or opaque areas, <10% particulate coverage. ** CHR.=chrysotile, AMPH.=amphibole, AM.=amosite, ACT.=actinolite, TRE.=tremolite, CRO,=crocidolite, ANTH.=anthophyllite. CITY_21MC100_011086584 NYC-WTC_000206273