NYC 9/11 Public Portal Document
Unit 3C Results
9094-W-3C-002 Wipe ND < 4.65 ug/ft2
9094-W-3C-003 Wipe 750 ug/ft2
9094-W-3C-004 Wipe 48.7 ug/ft2
Post 1st cleaning - Test 1A
Sample ID Matrix Detected Result Comment
9094-A-3C-012 Air 0.289 ug/m3
9094-A-3C-013 Air 0.261 ug/m3
9094-M-3C-021 Microvac 6.32 ug/ft2
9094-M-3C-022 Microvac 9.66 ug/ft2
9094-M-3C-023 Microvac 26.9 ug/ft2
9094-M-3C-024 Microvac 6.47 ug/ft2
9094-W-3C-017 Wipe 5.02 ug/ft2
9094-W-3C-018 Wipe 8.03 ug/ft2
9094-W-3C-019 Wipe 6.01 ug/ft2
9094-W-3C-020 Wipe ND < 4.65 ug/ft2
Post 2nd cleaning - Test 1A
Sample ID Matrix Detected Result Comment
9094-A-3C-030 Air 0.394 ug/m3
9094-A-3C-031 Air 0.364 ug/m3
Mineral: alpha-Quartz
Post 1st cleaning - Test 1A
Sample ID Matrix Detected Result Comment
9094-A-3C-014 Air ND < 0.004 mg/m3
9094-A-3C-015 Air ND < 0.004 mg/m3
Mineral: Calcite
Post 1st cleaning - Test 1A
Sample ID Matrix Detected Result Comment
9094-A-3C-014 Air 0.027 mg/m3
9094-A-3C-015 Air ND < 0.019 mg/m3
Mineral: Cristobalite
Post 1st cleaning - Test 1A
Sample ID Matrix Detected Result Comment
9094-A-3C-014 Air ND < 0.016 mg/m3
9094-A-3C-015 Air ND < 0.017 mg/m3
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NYC-WTC_000145253
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