Environmental record cover sheet, 333 Rector Place

NYC 9/11 Public Portal Document

SciLab Job #: 201092960 Page 2 of 3 Client Name: GCI Environmental Advisory, Inc. Phase Contrast Microscopy (PCM) Fiber Results N01-B4087; Rockrose Development Corp.; 333 Rector Place Flow Air Fiber Fibers SciLab Client Date Rate Duration Filtered Density 2 Conc. Fields Fibers TWA Sample # Sample # / Location Collected (liters/min.) (min.) (liters) (Fibers/mm ) (Fibers/cc)

16 333-9/24-48 9/24/01 15 60 900 100 4 5.10 < 0.003 Apt.; ;Kitchen (CAS) 17 333-9/24-49 9/24/01 15 60 900 100 3.5 4.46 < 0.003 Apt.; Kitchen (CAS) 18 333-9/24-50 9/24/01 15 60 900 100 2 2.55 < 0.003 Apt.; Bedroom (CAS) 19 333-9/24-51 9/24/01 15 60 900 100 4.5 5.73 <0003 Apt. Kitchen (CAS) 20 333-9/24-52 9/24/01 15 60 900 100 2.5 3.18 < 0.003 Apt.; Kitchen (CAS) 21 333-9/24-53 9/24/01 15 60 900 100 4.5 5.73 < 0.003 Apt.; 1{itchen (CAS) 22 333-9/24-54 9/24101 15 60 900 100 2 2.55 < 0.003 Apt. P11 Kitchen (CAS) 23 333-9/24-55 9/24/01 15 60 900 100 5.5 7.01 0.003 Apt; Kitchen (CAS) 24 333-9/24-56 9/24/01 15 60 900 100 8 10.19 0.004 Apt Kitchen (CAS) 25 333-9/24-57 9124/01 15 60 900 100 4 5.10 < 0.003 Apt. i Livingroom (CAS) 26 333-9/24-58 9/24/01 15 60 900 100 2 2.55 < 0.003 Apt; ;Bedroom (CAS) 27 333-9/24-59 9/24101 15 60 900 100 6 7.64 0.003 Apt; i Kitchen (CAS) 28 333-9/24-60 9/24/01 15 60 900 100 3 3.82 < 0.003 Apt Kitchen (CAS)

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