NYC 9/11 Public Portal Document
Unit 4D Results
Asbestos
Before cleaning
Sample ID Matrix Detected Result Comment
9094-M-4D-006 Microvac 241883 S/cm2 Chrysotile
9094-M-4D-007 Microvac 101779 S/cm2 Chrysotile
9094-M-4D-008 Microvac 91601.3 S/cm2 Chrysotile
9094-M-4D-009 Microvac 79727 S/cm2 Chrysotile
9094-M-4D-010 Microvac 68700.8 S/cm2 Chrysotile
9094-M-4D-011 Microvac 39580.8 S/cm2 Chrysotile
9094-W-4D-001 Wipe ND < 2366.41 S/cm2 Chrysotile
9094-W-4D-002 Wipe ND < 2366.41 S/cm2
9094-W-4D-003 Wipe 34031.9 S/cm2 Chrysotile
9094-W-4D-004 Wipe 2374.32 S/cm2 Chrysotile
9094-W-4D-005 Wipe 3165.76 S/cm2 Chrysotile
Post 1st cleaning - Test 2A
Sample ID Matrix Detected ResuK Comment
9094-A-4D-012 Air 0.004 f/cc
9094-A-4D-013 Air 0.02 f/cc
9094-A-4D-014 Air 0.004 f/cc
9094-A-4D-012 Air 0.0009 S>O.5U/CC Chrysotile
9094-A-4D-013 Air 0.0055 S>0.5u/cc Chrysotile
9094-A-4D-014 Air 0.0009 S>O.5U/CC Chrysotile
9094-A-4D-012 /Mr ND < 0.0009 S>5u/cc
9094-A-4D-013 Air 0.0009 S>5u/cc Chrysotile
9094-A-4D-014 /Mr ND < 0.0009 S>5u/cc
9094-M-4D-024 Microvac 29679 S/cm2 Chrysotile
9094-M-4D-025 Microvac 44518.5 S/cm2 Chrysotile
9094-M-4D-026 Microvac 24732.5 S/cm2 Chrysotile
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NYC-WTC_000145277
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