laboratories environmental eurofins lancaster · pdf file11 1,4-dioxane used as solvent...
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ww
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Eu
rofin
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an
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ab
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Wh
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Red
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Vo
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Em
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Co
nta
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Pre
sen
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Jere
my Y
ou
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, Sr. A
cco
un
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ag
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222
Eu
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An
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6
Red
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matic
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d a
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PH
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7
Bo
ttles a
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ww
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Em
erg
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Co
nta
min
an
ts
9
Em
erg
ing
Co
nta
min
an
ts
1,2
,3-T
rich
loro
pro
pa
ne
(TC
P)
2,4
,6-T
rinitro
tolu
en
e (T
NT
)
Din
itroto
lue
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He
xa
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-trinitro
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e (R
DX
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lyb
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ted
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arm
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Pe
rso
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rod
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Ho
rmo
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ww
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1,4
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11
1,4
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6 8
26
0. A
pp
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dix
IX
co
mp
ou
nd
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t liste
d o
n P
PL
Lis
t or
ma
jority
of T
CL
lists
. Ap
pe
ars
on
SO
M0
2.2
82
70
list.
12
Imp
rovin
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en
sitiv
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,4-D
iox
an
e
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-846 8
260B
Vo
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f 70u
g/L
�H
igh
Rela
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esp
on
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acto
r (RR
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SW
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ch
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�N
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with
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SV
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Meth
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sele
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ay n
eed
to b
e p
resen
ted
to re
gu
lato
rs
ww
w.L
an
caste
rLab
sE
nv.c
om
Perflu
orin
ate
dCom
pounds -
PFCs
14
Perflu
orin
ate
d C
om
pounds (P
FCs) a
re a
class o
f
com
pounds th
at h
ave b
een in
use
since
the la
te
1940’s, e
arly
1950’s. T
hey h
ave b
een u
sed a
s
additiv
es in
fluoro
poly
mer p
roductio
n a
nd a
s
surfa
ctants fo
r num
ero
us co
nsu
mer a
pplica
tions;
•Sta
in re
sistant co
atin
gs fo
r furn
iture
and ca
rpetin
g
•Coatin
gs fo
r fast fo
od w
rappers a
nd b
oxes
•Bre
ath
able
wate
rpro
of fa
brics
Perflu
orin
ate
d C
om
pounds
15
Perflu
orin
ate
d C
om
pounds (P
FCs) w
ere
also
use
d in
Aqueous F
ilm F
orm
ing F
oam
s (AFFF). D
evelo
ped b
y
3M
and U
S N
avy in
the 1
960’s. T
he lo
w su
rface
tensio
n a
nd p
ositiv
e sp
readin
g co
efficie
nt e
nable
d film
form
atio
n o
n to
p o
f lighte
r, less d
ense
fuels.
Perflu
orin
ate
d C
om
pounds
16
•Enviro
nm
enta
l rele
ase
occu
rs thro
ugh p
roductio
n a
nd
use
in flu
oro
poly
mer p
roductio
n
•Leaks fro
m sto
rage ta
nks a
nd p
ipelin
es
•Em
erg
ency
activ
atio
n o
f fire su
ppre
ssion sy
stem
s
•Fire
train
ing e
xercise
s
Perflu
orin
ate
d C
om
pounds
17
Will ty
pica
lly se
e th
is class o
f com
pounds a
bbre
via
ted in
severa
l diffe
rent w
ays;
•PFCs -
perflu
orin
ate
d co
mpounds
•PFAA –
perflu
orin
ate
d a
lkyl a
cids
•PFAS –
poly
fluorin
ate
d a
lkyl su
bsta
nce
s
PFAS is g
ain
ing g
reate
r reco
gnitio
n b
eca
use
not a
ll of th
e
chem
istries a
re p
erflu
orin
ate
d
Perflu
orin
ate
d C
om
pounds
18
There
are
two co
mpounds th
at h
ave re
ceiv
ed th
e m
ost
atte
ntio
n;
a.PFO
A -
was u
sed a
s a su
rfacta
nt in
the
manufa
cture
of flu
oro
poly
mers
–D
uPont
b.
PFO
S -
was th
e p
rincip
le co
mponent in
Sco
tchgard
and A
FFF m
anufa
cture
d b
y 3
M –
manufa
cture
by 3
M h
as b
een d
iscontin
ued sin
ce
2002
Perflu
orin
ate
d C
om
pounds
19
Perflu
oro
octa
noic a
cid(a
lso k
now
n a
s PFO
A)
MW
= 4
14 a
mu
BP =
189-1
92 °C
Density
= 1
.8 g
ram
s/ml
PFO
A
20
Perflu
oro
octa
ne su
lfonic a
cid(a
lso k
now
n a
s
PFO
S)
MW
= 5
00 a
mu
BP =
133 °C
at 6
torr
PFO
S
21
•The flu
orin
e su
bstitu
tion g
ives th
is class o
f
com
pounds u
niq
ue ch
ara
cteristics
•Conta
in a
hydro
phobic, fu
lly flu
orin
ate
d
carb
on ch
ain
•Also
conta
ins a
hydro
philic fu
nctio
nal g
roup
•The a
re so
luble
to m
odera
tely
wate
r solu
ble
PFCs
22
•PFCs a
re g
enera
lly ch
em
ically
and b
iolo
gica
lly
stable
. Resist ty
pica
l enviro
nm
enta
l degra
datio
n
pro
cesse
s.
•PFCs b
ioaccu
mula
teand b
y so
me e
stimate
s are
pre
sent in
blo
od se
rum
of u
p to
98%
of w
ildlife
.
•PFO
S a
dded to
Sto
ckholm
Conventio
n list o
f Persiste
nt O
rganic P
ollu
tants a
nd P
FO
A b
ein
g
consid
ere
d.
•Specific to
xico
logica
l and e
co-to
xico
logica
l studie
s are
few
so e
xact im
pacts n
ot w
ell u
ndersto
od.
PFCs
23
•EPA O
ffice o
f Wate
r esta
blish
ed P
rovisio
nal H
ealth
Adviso
ry
(PH
A)
PFO
S =
0.2
ug/l
PFO
A =
0.4
ug/l
•M
inneso
ta o
ne o
f few
state
s with
any re
gula
tory
actio
n lim
its
PFO
S =
0.3
ug/l
PFBS =
7 u
g/l
PFO
A =
0.3
ug/l
PFBA =
7 u
g/l
•N
ew
Jerse
y p
relim
inary
health
base
d g
uid
ance
PFO
A =
0.0
4 u
g/l
PFN
A =
0.0
1 u
g/l
PFO
S =
0.2
ug/l
•EPA R
egio
n 4
levels in
soils
PFO
S =
6 m
g/k
gPFO
A =
16 m
g/k
g
Adviso
ry L
imits
24
For C
om
pariso
n…
An
aly
teA
cron
ym
Wa
ter
Re
po
rting
Limits LO
Q
(ng
/L)
So
il
Re
po
rting
Limits LO
Q
(ng
/g)
Pe
rfluo
roh
exa
no
ic acid
PF
HxA
20
.4
Pe
rfluo
roh
ep
tan
oic a
cidP
FH
pA
20
.6
Pe
rfluo
roo
ctan
oic a
cidP
FO
A2
0.6
Pe
rfluo
ron
on
an
oic a
cidP
FN
A2
0.4
Pe
rfluo
rod
eca
no
ic acid
PF
DA
20
.4
Pe
rfluo
rou
nd
eca
no
ic acid
PF
Un
DA
40
.6
Pe
rfluo
rod
od
eca
no
ic acid
PF
Do
A4
0.8
Pe
rfluo
rotrid
eca
no
ic acid
PF
TrD
A4
1.2
Pe
rfluo
rote
trad
eca
no
ic acid
PF
Te
DA
40
.8
Pe
rfluo
rob
uta
ne
sulfo
na
teP
FB
S1
01
.6
Pe
rfluo
roh
exa
ne
sulfo
na
teP
FH
xS1
01
.6
Pe
rfluo
ro-o
ctan
esu
lfon
ate
PF
OS
10
1.6
8:2
fluo
rote
lom
ersu
lfon
ate
8:2
FtS
20
.8
25
There
is only
one E
PA “sa
nctio
ned” m
eth
od fo
r
the a
naly
sis of p
erflu
orin
ate
dco
mpounds –
EPA M
eth
od 5
37, V
ersio
n 1
.1
•D
rinkin
g w
ate
r meth
od –
pre
scriptiv
e list
of co
mpounds
•U
ses L
C/M
S/M
S w
hich
is the a
naly
tical
tech
niq
ue o
f choice
•H
as so
me lim
itatio
ns in
the ra
nge o
f
com
pounds th
at ca
n b
e a
ccom
modate
d
•M
any la
bs re
fere
nce
a 5
37 M
odifie
d
Analy
tical M
eth
odolo
gy
26
•IS
O M
eth
od 2
5101: 2
009 o
ften re
fere
nce
d,
more
am
enable
to su
rface
wate
r and
waste
wate
r
•ASTM
Meth
ods D
7979-1
5 a
nd D
7968-1
4
addre
ss wate
r, sludges
and so
ils but h
ave n
ot
been su
bje
ct to a
n E
PA v
alid
atio
n
•N
o e
stablish
ed m
eth
od fo
r soils, so
ofte
n
certify
to la
b S
OP
Analy
tical M
eth
odolo
gy
27
•Conce
rn fo
r pote
ntia
l for b
ack
gro
und
conta
min
atio
n
•Avoid
use
of P
TFE m
ate
rials in
lab a
nd in
sam
plin
g p
rogra
m
•Sam
ple
s colle
cted in
pla
stic (poly
pro
pyle
ne o
r
poly
eth
yle
ne) co
nta
iners
•All m
ate
rials sh
ould
be ch
eck
ed fo
r
back
gro
und
Cautio
n if S
am
plin
g
28
Thank y
ou!