NYC 9/11 Public Portal Document
Unit 2A Results
Post 1 st cleaning - Test 1B
Sample ID Matrix Detected Result Comment
9094-W-2A-018 Wipe 0.557 ng/m2
9094-W-2A-O19 Wipe 0.507 ng/m2
9094-W-2A-020 Wipe 0.556 ng/m2
9094-W-2A-O21 Wipe 0.647 ng/m2
Gypsum
Post 1 st cleaning - Test 1B
Sample ID Matrix Detected Result Comment
9094-A-2A-015 Air ND < 0.016 nig/m3
9094-A-2A-016 Air ND < 0.016 mg/m3
Lead
Before cleaning
Sample ID Matrix Detected Result Comment
9094-M-2A-006 Microvac 4.03 ug/ft2
9094-M-2A-007 Microvac 14.4 ug/ft2
9094-M-2A-008 Microvac 3.89 ug/ft2
9094-M-2A-009 Microvac ND < 2.32 ug/ft2
9094-W-2A-002 Wipe ND < 4.65 ug/ft2
9094-W-2A-003 Wipe 49.4 ug/ft2
9094-W-2A-004 Wipe 35.4 ug/ft2
9O94-W-2A-005 Wipe 44.6 ug/fl2
Post 1st cleaning - Test 1B
Sample ID Matrix Detected Result Comment
9094-A-2A-013 Air ND < 0.052 ug/m3
9094-A-2A-014 Air ND < 0.052 ug/m3
9094-M-2A-022 Microvac ND < 2.32 ug/ft2
9094-M-2A-023 Microvac ND < 2.32 ug/ft2
9094-M-2A-024 Microvac ND < 2.32 ug/ft2
9094-W-2A-018 Wipe ND < 4.65 ug/ft2
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