2026-10-16
- documents
- 64,385
- pages
- 230,888
- size
- 41.6 GB
- added
- 40,757
- removed
- 0
- changed
- 0
Recorded changes
- added
NYC-WTC_000223142
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223143
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223144
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223145
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223146
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223147
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223148 – NYC-WTC_000223149
ATC Associates report on polychlorinated biphenyl (PCB) wipe samples collected at a school building in April 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223150
PSC Analytical Services report providing Aroclor 1016 test results for a PCB wipe sample from April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223151
PSC Analytical Services report providing polychlorinated biphenyl test results for a PCB wipe sample from April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223152
PSC Analytical Services report providing polychlorinated biphenyl test results for a PCB wipe sample from May 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223153
Chain of custody document from PSC Analytical Services tracking samples requested for polychlorinated biphenyl analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223154
Chain of custody document from PSC Analytical Services in Reading, PA, tracking sample handling and transfer.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223155
Chain of custody document from PSC Analytical Services in Reading, PA, tracking sample handling and transfer.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223156
PSC Analytical Services report providing analytical results for polychlorinated biphenyl testing on a school project.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223157
PSC Analytical Services report providing analytical results for polychlorinated biphenyl testing on a school project.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223158
Laboratory report from ATC Associates providing industrial hygiene analytical results for samples collected at School 234M in June 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223159
Laboratory report from ATC Associates providing industrial hygiene analytical results for samples collected at School 234M in June 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223160
Standard chain of custody document from PSC Analytical Services used to track the handling and transfer of environmental samples.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223161
Chain of custody form from PSC Analytical Services including fields for analysis requests and sample identification details.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223162
Chain of custody document from PSC Analytical Services addressed to the City, detailing sample tracking and analysis requests.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223163 – NYC-WTC_000223164
Laboratory report from ATC Associates detailing silica air sampling results for School 234M collected in April and analyzed in May 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223165
Laboratory report from ATC Associates providing industrial hygiene analytical results for samples collected at School 234M in May 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223166 – NYC-WTC_000223167
Cover letter and report from ATC Associates detailing polychlorinated dibenzo-p-dioxins and dibenzofurans wipe sample results for School 234M.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223168
Laboratory report from Pace Analytical Services documenting Method 8290 analysis results for wipe samples collected in April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223169
Laboratory report from Pace Analytical Services documenting Method 8290 analysis results for wipe samples collected in April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223170 – NYC-WTC_000223171
Cover letter and report from ATC Associates detailing polychlorinated dibenzo-p-dioxins and dibenzofurans wipe sample results for School 234M.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223172
Legal chain of custody document from Pace Analytical Services used to track environmental samples and ensure data integrity.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223173
Laboratory report from Pace Analytical Services documenting Method 8290 analysis results for wipe samples collected in April 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223174 – NYC-WTC_000223175
Cover letter and report from ATC Associates detailing polychlorinated dibenzo-p-dioxins and dibenzofurans wipe sample results for School 234M.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223176 – NYC-WTC_000223177
Cover letter and report from ATC Associates detailing polychlorinated dibenzo-p-dioxins and dibenzofurans wipe sample results for School 234M.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223178
Legal chain of custody document from Pace Analytical Services used to track environmental samples and ensure data integrity.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223179
Laboratory report from Pace Analytical Services documenting Method 8290 analysis results for wipe samples collected in May 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223180
Laboratory report from Pace Analytical Services documenting Method 8290 analysis results for a spike duplicate wipe sample in June 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223181 – NYC-WTC_000223182
Cover letter and report from ATC Associates detailing polychlorinated dibenzo-p-dioxins and dibenzofurans wipe sample results for School 234M.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223183
Laboratory report from Pace Analytical Services documenting Method 8290 analysis results for wipe samples collected in June 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223184 – NYC-WTC_000223188
Memo from ATC Associates reporting indoor air quality measurements collected at Stuyvesant High School on June 25, 2002.
Education, Dept. of · 5 pages
- added
NYC-WTC_000223189
Document tracking the transfer of environmental samples from the City Board of Education to PSC Analytical Services in Reading, PA.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223190 – NYC-WTC_000223193
Laboratory report detailing volatile organic compound analysis for air samples collected at Stuyvesant High School in early May 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000223194 – NYC-WTC_000223197
Laboratory data sheet containing analytical results for environmental samples processed under work order R02050426 for the Board of Education.
Education, Dept. of · 4 pages
- added
NYC-WTC_000223198
Form documenting the chain of custody for samples submitted to PSC Analytical Services in Reading, PA for environmental testing.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223199
Header portion of a chain of custody document used to track sample transfers between the City Board of Education and PSC Analytical Services.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223200 – NYC-WTC_000223202
Laboratory report showing analytical results for metals including aluminum and cadmium in samples collected at Stuyvesant High School on June 5, 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000223203
Document recording the chain of custody for environmental samples submitted by ATC Associates to PSC Analytical Services for analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223204
Form detailing the transfer and tracking of samples from the City Board of Education to PSC Analytical Services for environmental testing.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223205
Document used to track the custody chain of environmental samples submitted by ATC Associates to PSC Analytical Services with visible handwritten notes.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223206 – NYC-WTC_000223208
Laboratory report presenting analytical results for aluminum and cadmium in air filter samples collected at Stuyvesant High School in April 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000223211
Laboratory data sheet containing analytical results for environmental samples processed under work order R02060170 for the Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223212
Laboratory report detailing mercury concentration in samples collected at Stuyvesant High School on April 3, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223213
Laboratory data sheet containing analytical results for environmental samples processed under work order R02040805 for the Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223214
Document recording the chain of custody for environmental samples submitted by ATC Associates to PSC Analytical Services for analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223215
Laboratory report detailing polychlorinated biphenyl (PCB) analysis results from wipe samples collected at Stuyvesant High School in June 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223216
Laboratory report detailing polychlorinated biphenyl (PCB) analysis results from wipe samples collected at Stuyvesant High School in June 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223217 – NYC-WTC_000223218
Cover letter from ATC Associates reporting polychlorinated biphenyl (PCB) wipe sample results collected at Stuyvesant High School in May 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223219
Form detailing the transfer and tracking of samples from the City Board of Education to PSC Analytical Services for environmental testing.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223220
Laboratory report detailing polychlorinated biphenyl (PCB) analysis results from wipe samples collected at Stuyvesant High School on May 15, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223221
Document recording the transfer of samples to PSC Analytical Services in Reading, PA.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223222
Laboratory report detailing analytical results for polychlorinated biphenyls in wipe samples from Stuyvesant High School.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223223 – NYC-WTC_000223224
Letter transmitting results of polychlorinated biphenyl wipe samples collected at Stuyvesant High School on March 1, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223225 – NYC-WTC_000223226
Laboratory report showing polychlorinated biphenyl analysis results for wipe samples collected at Stuyvesant High School.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223227 – NYC-WTC_000223229
Analytical report presenting air sample results for particulate matter collected at Stuyvesant High School in April 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000223230 – NYC-WTC_000223231
Letter reporting silica dust air sampling conducted at Stuyvesant High School between April and May 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223232 – NYC-WTC_000223234
Laboratory report detailing silica analysis results from air samples collected at Stuyvesant High School in May 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000223236
Analytical report presenting dust sample results collected at Stuyvesant High School in May 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223237
Laboratory report containing analytical results for air samples collected at Stuyvesant High School in June 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223238
Analytical report presenting air sample results collected at Stuyvesant High School in June 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223239 – NYC-WTC_000223241
Letter transmitting results of polychlorinated dibenzo-p-dioxins and furans wipe samples collected at Stuyvesant High School.
Education, Dept. of · 3 pages
- added
NYC-WTC_000223242
Document recording the transfer of samples to PSC Analytical Services for environmental testing.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223243 – NYC-WTC_000223247
Laboratory report detailing analytical results for polychlorinated biphenyls in wipe samples from Stuyvesant High School.
Education, Dept. of · 5 pages
- added
NYC-WTC_000223248 – NYC-WTC_000223249
Letter transmitting results of polychlorinated dibenzo-p-dioxins and furans wipe samples collected at Stuyvesant High School.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223250 – NYC-WTC_000223251
Letter transmitting results of polychlorinated dibenzo-p-dioxins and furans wipe samples collected at Stuyvesant High School.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223252 – NYC-WTC_000223264
Report documenting limited lead-in-dust wipe sampling conducted at Stuyvesant High School in June 2002.
Education, Dept. of · 13 pages
- added
NYC-WTC_000223265 – NYC-WTC_000223266
Letter transmitting results of polychlorinated dibenzo-p-dioxins and furans wipe samples collected at PS 234M.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223267 – NYC-WTC_000223268
Letter transmitting results of polychlorinated dibenzo-p-dioxins and furans wipe samples collected at PS 234M.
Education, Dept. of · 2 pages
- added
NYC-WTC_000223269
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223270
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223271
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223272
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223273
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223274
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223275
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223276
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223277
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223278
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223279
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223280
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223281
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223282
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223283
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223284
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223285
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223286
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223287
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223288
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223289
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223290
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223291
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223292
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223293
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223294
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000223295
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages