NYC-WTC_000220064

NYC 9/11 Public Portal Document

JUN-11-2002 13=06 DEUTSCHE BANK 212 469 3210 P.47

P & K Microbiology Services, Inc. P&K Keport No.; 020417-047 Page 2

Bulk Samples Sample ID Weight Medium Dilution fungal / Bacterial ID Cdlony Cone. •• Pctccnngc* used (g) used feeler counts (CFU?g) (%) Fungi 211909-05 0.149 CM.< Aphanoclodium aranearum 1 110,067 <1 Ascotrichasp. i»4 10,346,310 90 Chactomium jlobojum 2 220,134 2 Exophiala j eansehnei 5 550,336 5 Penicillium 2 220,134 2 Stachybotrys chartarum 1 110,067 <1 Total: 11,557,050 Fuiiei MBA 164C0X Ascotricha sp. 116 12,767,790 92 Chactomiun) globosum 5 550,336 4 Penicillium chiysogenum 1 1)0,067 <I yeasts 4 440,268 3 Toa1: 13,368,460 Fungi 211909-06 0.13 CMA 4I00X Acreinomum strictum 1'32 7,316,924 100 Trichodenna harzianum 1 31,538 <1 Total: 7348.462 Fungi MEA 4)00X Acremonium strictum 1'54 11,164,620 100 Tochodemna KarriMlum 1 31,538 < 1 Tolal: 11,196,150 Fungi 211909-07 0.109 CMA 410OX PciiiciiUum 57 2,144,037 70 Stachybotrys cbananun 24 902,752 30 Total: 3,046.789 Fungi MEA 4100X Penicillium aurantiogriseum 6 225.688 8 Penicillium chrysogonun] 56 2,106.422 71 Stachybotrys chanarum 17 639,450 22 Total: 2,971.500 Fungi 211909-08 0.131 CMA l(5400X Penici Ilium ;.12 26,540,460 100 rotaJ; 26,540.460 Fungi mea 16400X PeniciJliuin aurantiogriseunt 86 10,766,410 67 Penicillium chryEogentim 32 4,006,107 25 Penicillium crustosum 11 1,377,099 9 Total: 16,149.620

CITY_21MC100_006638343

NYC-WTC_000220065