HVAC and environmental inspection report, Dec 2002

NYC 9/11 Public Portal Document

Calcite Primary Peak Calibration 6000 _ n 10.312x 50C P. = C ._.' ^^

L. .r h -4p '~• Ci

...3'.~~5 I ~ :.`'r { .: {' ~.} ~ ~ ~ ~ .j.`, r 2000 ~ I "'~. i Sri.-~.9.~ s..~ _.y.. e-. ei z i~ y 1' r i l.

•,.rT ^, ..-x~,sa, j - 'Q. . i'z•~ K >. F ~ 9'~"r .4,7 ~ S~'S.rti ÙF

1000 —,--~ —t" `;+ s`f r° ~' :n~ '+.» K: ,r r `e• z

~. 4 r - E ,. £ K w7t✓ r. {— °: Lea ~'.'~`. .. <.,cdh-e -n~i ~. 3 ~-- 7T:

0 100 200 300 400 500 600 Calcite mass, uq

Portlandite Primary Peak Area 1800 al fl - 1600 y 3 1625x K i Y. . R 0.984) .r

- ' j ~'\J ~ r t ~ . y,.~2~ ~.s .e ~~..y.~ j r >" 'C~~~ S tk, c'•Pv~..x3( .*?'~+.,~iy.pr ~i~lw~u

Cu ") QO -.. r ;'i '-t i~, _: a.5' c ' t'_ %+ -x'ti c v"'7. ~'~•c y~ K Zh ~ ; i.:r

r 1 Q,

o 400 ('- 600 `--~ -~

:• t yy

_ ~. _r~ . -,

- t ~ -1 a °ry r=1 k'r} x:i2+

a, d- '-. j . y-a i

"'x .Y"T..! ~ 2011

0 100 200 400 300 500 6001 ' Portlandite mass, ug

NYC-WTC 000117477