expe

rtis

e.co

llabo

ratio

n.re

sults

.p

Opt

imiz

ing

Per

form

ance

of

Alp

haS

pect

rom

eter

san

dA

lpha

Spe

ctro

met

ers

and

Gas

Flo

w P

ropo

rtion

al C

ount

ers;

B

est P

ract

ices

for S

ampl

e P

repa

ratio

n

Can

berra

Use

rs G

roup

Mee

ting

Bos

ton,

MA

-Ju

ly 1

5,20

10y

Larr

y Ja

ssin

, Mik

e Fe

rn, T

erry

O’B

rien

Eic

hrom

Tech

nolo

gies

Eic

hrom

Tec

hnol

ogie

s

eich

rom

•E

ichr

om/N

PO

Com

pany

Ove

rvie

w(H

fiti

tth

Nl

Cit

)(H

ow w

e fit

into

the

Nuc

lear

Com

mun

ity)

•A

mbi

ent/G

ross

Sam

plin

g(S

mea

rs/A

irFi

lters

)•

Am

bien

t/Gro

ss S

ampl

ing

(Sm

ears

/ A

ir Fi

lters

)

•S

ampl

e P

repa

ratio

n R

equi

rem

ents

pp

q

•E

xtra

ctio

n C

hrom

atog

raph

y (E

XC

) Fun

dam

enta

lsS

tiT

lU

tk

CS

epar

atio

n To

ols-

Upt

ake

Cur

ves

Met

hods

–R

esul

ts

•Fi

lters

for A

lpha

Spe

ctro

scop

y

Eic

hrom

/ N

PO

••Fo

unde

d in

199

0Fo

unde

d in

199

0––

Tech

nolo

gy tr

ansf

er fr

om A

rgon

ne N

atio

nal L

abor

ator

yTe

chno

logy

tran

sfer

from

Arg

onne

Nat

iona

l Lab

orat

ory

––20

08 E

ichr

om T

echn

olog

ies

acqu

ired

Nuc

lear

Pow

er O

utfit

ters

2008

Eic

hrom

Tec

hnol

ogie

s ac

quire

d N

ucle

ar P

ower

Out

fitte

rs

––20

09 E

ichr

om m

oved

ent

ire c

ompa

ny in

to o

ne fa

cilit

y in

Lis

le, I

L 20

09 E

ichr

om m

oved

ent

ire c

ompa

ny in

to o

ne fa

cilit

y in

Lis

le, I

L ju

st ~

30 m

iles

of d

ownt

own

Chi

cago

just

~30

mile

s of

dow

ntow

n C

hica

go

eich

rom

…collabo

ratin

g with

 the nu

clear 

indu

stry to

 protect peo

ple and the 

environm

ent.

eich

rom

C

olla

bora

ting

Rel

atio

nshi

p

eich

rom

Hea

lth P

hysi

cs S

ampl

ing

Smea

rsy

pg

Item

Des

crip

tion

Num

ber P

er B

ox

Pap

er b

acke

d S

mea

rs fo

r rec

ordi

ng50

0

Sm

ears

-Bul

k pa

ckag

ed25

00

eich

rom

Res

olve

® 4

7mm

P

TFE

Filt

er

for A

ir M

onito

ring

Issu

eC

hara

cter

istic

•Low

sel

f bac

kgro

und

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dre

solu

tion

fora

lpha

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Qua

lity

spec

tra

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d re

solu

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for a

lpha

em

itter

s

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lect

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of c

onta

min

atio

n on

Sur

face

(r

educ

e se

lf-ad

sorp

tion)

Eas

y to

Han

dle

Neg

ligib

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urlin

g an

d du

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e

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r Mat

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ualit

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ontro

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ha R

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ery

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%

post

-sam

plin

g

Prin

gle

effe

ct/L

ie F

lat

0.0

–2.

5m

m

eich

rom

Resolve PTFE Filters

3 µm

, PTFE Laminate

47mm Diameter

Polytetrafluoroe

thylen

e(PTFE) m

aterial 

With

 a laminated

 stiff p

olym

eric backing

Prop

ertie

s

Dia

met

er47

mm

Ref

eren

ce P

ore

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nom

inal

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150

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mth

ick

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knes

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15 –

0. 4

mm

thic

k

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to m

ost c

hem

ical

s an

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ts

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Per

mea

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2 /min

@ 0

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inim

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eich

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Filte

r Bac

kgro

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Flow

prop

ortio

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ount

ing

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Gas

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w p

ropo

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al c

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ing

α-a

lpha

Bac

kgro

und

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eta

Bac

kgro

und

Bac

kgro

und

MD

A=2

.24

(dpm

)

Bac

kgro

und

MD

A=4

.20

(dpm

)

Cel

lulo

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200

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44

Res

olve

P

TFE

Filte

r0.

24 ±

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0.31

±3.

54P

TFE

Filt

er

eich

rom

Spi

ked

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m A

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paris

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art2

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plin

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art 2

: Pos

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Rec

over

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repl

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Alp

ha

spik

e

Mea

sure

d be

fore

air

sam

plin

g In

itial

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easu

red

Alp

ha

(dpm

) %

Fi

lter t

ype

(dpm

)A

lpha

(dpm

) R

ecov

ery

afte

r air

sam

plin

gR

ecov

ery

Cel

lulo

se47

410

6 ±

3.4

22 %

35.9

±20

.28

%

Gla

ss47

423

7 ±

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50 %

225

±18

.847

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550

%5

88

%

Res

olve

PFT

E47

441

5 ±

6.9

88 %

397.

8 ±

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84 %

eich

rom

S

pike

d R

esol

ve P

TFE

Filt

erP

re A

ir S

ampl

ing

pg

Compe

nsated

 Alpha

 = 429

 dpm

eich

rom

S

pike

d R

esol

ve P

TFE

Filt

erP

ost A

ir S

ampl

ing

–1s

t10

min

pg

Compe

nsated

 Alpha

 = 526

 dpm

eich

rom

Res

olve

PTF

E F

ilter

3.0

µ P

TFE

Lam

inat

e47

mm

dia

. (50

to a

pac

kage

)

•Q

ualit

y C

ontro

l Spe

cific

atio

n:–

Bac

kgro

und

< M

DA

for α

& β

–R

esol

utio

nve

rifie

d<6

0K

eVFW

HM

–R

esol

utio

n ve

rifie

d <6

0 K

eV F

WH

M–

Min

imal

cur

ling

<2.5

mm

def

lect

ion

•Th

e fil

ters

hav

e a

easy

to d

eter

min

e or

ient

atio

n:

“Grid

sid

e do

wn,

Opp

osite

Air

flow

”•

Per

form

ance

dem

onst

rate

d at

Eic

hrom

and

ext

erna

llyL

RfC

b–

Lee

Rea

gan

of C

anbe

rra,

–P

eter

Ols

en o

f Was

hing

ton

Clo

sure

Han

ford

eich

rom

We

Nee

d S

ampl

e P

repa

ratio

n

Too

muc

h liq

uid

ALP

HA

ALP

HA

SP

ECTR

OM

ETER

S

eich

rom

S

teps

in th

e S

ampl

eP

repa

ratio

nP

athw

ayB

Sam

ple

Pre

para

tion

Pat

hway

•S

ampl

e P

repa

ratio

n C

once

pts/

M

tEi

tCh

i

Mon

u

Mea

sure

men

t Equ

ipm

ent C

hoic

e

•E

xtra

ctio

nC

hrom

atog

raph

y(E

XC

)•

Ext

ract

ion

Chr

omat

ogra

phy

(EX

C)

Fund

amen

tals

•S

epar

atio

n S

chem

es a

nd R

esul

ts

•Im

porta

nce

of F

ilter

Med

ia–

Rar

e E

arth

-Mic

ro C

o-P

reci

pita

tion

You

r goa

ls fo

r Sam

ple

Pre

para

tion

gp

p

•M

inim

ize

sam

ple

prep

time

and

was

tege

nera

tion

Min

imiz

e sa

mpl

e pr

ep ti

me

and

was

te g

ener

atio

n

•Tr

ade

offs

bet

wee

n l

id

tti

ll

lti

i–

sam

ple

size

, det

ectio

n le

vel,

sam

ple

prep

arat

ion

rigor

•D

ata

qual

ity o

bjec

tives

•D

etec

tion

inst

rum

ent s

elec

tion

•In

stru

men

t'sca

pabi

litie

sIn

stru

men

ts c

apab

ilitie

s

????

eich

rom

M

easu

rem

ent o

f Gam

ma

Ener

gy

eich

rom

Rad

iolo

gic

Scr

eeni

ngC

ount

ers

Rad

iolo

gic

Scr

eeni

ng C

ount

ers

Gas

Flo

Pro

porti

onal

Co

nter

s•

Gas

-Flo

w P

ropo

rtion

al C

ount

ers

Alp

ha/B

eta

Wei

ghtA

ttenu

atio

n–

Alp

ha/B

eta

Wei

ght A

ttenu

atio

n

Alp

ha/B

eta

Cro

ssTa

lkC

alib

ratio

n–

Alp

ha/B

eta

Cro

ss T

alk

Cal

ibra

tion

–A

lpha

/Bet

aIs

otop

eC

alib

ratio

nA

lpha

/Bet

a Is

otop

e C

alib

ratio

n

eich

rom

M

easu

rem

ent o

f Bet

a En

ergy

S79

Se-7

9

Mea

sure

men

t of A

lpha

Ene

rgy

eich

rom

Am

eric

ium

Spe

ctru

m a

fter T

RU

Res

in S

epar

atio

np

ppr

esen

ce o

f rar

e ea

rths d

egra

des s

pect

rum

-sel

f abs

orpt

ion

issu

es

Am

-241

Am

243

Am

-243

eich

rom

Am

Spe

ctru

m a

fter T

EVA

Res

in S

epar

atio

nLa

ntha

nide

ele

men

ts re

mov

ed -

clea

ner s

pect

rum

Am

-241

Am

-243

eich

rom

Sam

ple

Pre

para

tion

Ste

ps•

Sam

ple

Mod

ifica

tion

–D

iges

tion

Pre

para

tion

Dig

estio

n–

Leac

h–

Fusi

on

•V

olum

e R

educ

tion

–P

reci

pita

tion

–E

vapo

ratio

n–

Ion

Exc

hang

e

12 S

ampl

es o

f Milk

,10

0 m

L A

li quo

ts

Flow

Cha

rt of

with

tim

e fr

ames

R

adio

stro

ntiu

m E

mer

genc

y M

etho

d A

t SR

S q

Cal

cium

Pho

spha

te

Prec

i pita

tion

+3

Hou

rs

pA

cidi

ficat

ion

and

Wet

Ash

Furn

ace

@ 5

50C

30 –

60

Min

utes

Sepa

ratio

n us

ing

Sr-R

esin

and

M

ount

ing

2.5

Hou

rs

Gas

-Flo

w

Pti

l20

60Pr

opor

tiona

l C

ount

ing

20 –

60

Min

utes

Max

wel

l III

, SL

and

Cul

ligan

, B.K

., “R

apid

Met

hod

for D

eter

min

atio

n of

Rad

iost

ront

ium

in E

mer

genc

y M

ilk S

ampl

es”,

Jou

rnal

of R

adio

anal

ytic

al a

nd N

ucle

ar C

hem

istry

, Vol

. 279

, 3 (2

009)

757

-760

eich

rom

Ext

ract

ion

Chr

omat

ogra

phy

Ext

ract

ion

Chr

omat

ogra

phy

Solv

ent E

xtra

ctio

nC

olum

n C

hrom

atog

raph

y

eich

rom

Extr

actio

n C

hrom

atog

raph

ic R

esin

Iner

t sup

port

=

MA

liM

acro

poro

usA

cryl

ic

Res

in

Exa

mpl

e St

atio

nary

Pha

ses

•Cro

wn

Eth

er(S

r)C

row

n E

ther

(Sr)

•C

MPO

(TR

U)

•DA

AP

(UT

EVA

)D

AA

P (U

TE

VA)

Met

al A

nion

Com

plex

For

mat

ion

eich

rom

Elut

ion

of a

Ban

d (C

hrom

atog

raph

y)(C

hrom

atog

raph

y)

eich

rom

Smal

ler

Smal

ler

parti

cles

, sh

arpe

r el

utio

n ba

nds

eich

rom

Cho

ose

the

appr

opria

te a

mou

nt o

f res

inpp

p

eich

rom

eich

rom

eich

rom

Gra

vity

Flo

w v

s. V

acuu

m A

ssis

ted

eich

rom

eich

rom

EX

CR

iE

tt

tCh

iE

XC

Res

in E

xtra

ctan

t Cho

ice

•Io

nic

Rec

ogni

tion

Ext

ract

ant b

ased

resi

n–

Ana

lyte

rete

ntio

n re

late

d to

cha

rge

and

ioni

c ra

dii

Nt

ld

Ai

iE

tt

tbd

i•

Neu

tral a

nd A

nion

ic E

xtra

ctan

t bas

ed re

sin

–A

naly

tes

are

dire

ctly

hyd

roge

n io

n de

pend

ant,

alth

ough

anio

nic

extra

ctan

tbas

edre

sins

tend

tosh

owal

thou

gh a

nion

ic e

xtra

ctan

t bas

ed re

sins

tend

to s

how

re

duce

d an

alyt

e up

take

as

the

acid

com

pete

s

•A

cidi

c E

xtra

ctan

t bas

ed re

sin

–A

naly

te re

tent

ion

is in

vers

e hy

drog

en io

n de

pend

ant

eich

rom

SrR

esin

/Ion

icR

ecog

nitio

nSr

Res

in/ I

onic

Rec

ogni

tion

di-t-

buty

lcyc

lohe

xano

18-c

row

n-6

Sr+2

, Pb

+2

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c R

ecog

nitio

n,

id

hsi

ze a

nd c

harg

e

eich

rom

eich

rom

D

iges

t Sam

ple

With

SrC

arrie

rW

ith S

rCar

rier

Sam

ple

Take

nto

Dry

ness

:S

ampl

e Ta

ken

to D

ryne

ss:

Dis

solv

ed in

8M

HN

O3

8M H

NO

3Lo

aded

on

SrR

esin

Sre

lute

d fro

m S

rRes

in w

ith 0

.05M

HN

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Eva

pora

te e

luat

e on

pl

anch

et

Wei

gh fo

r SrC

arrie

rC

ount

for S

r89/

90

eich

rom

Sepa

ratio

nof

Nia

ndFe

bySe

para

tion

of N

i and

Fe

by

anio

n ex

chan

ge c

hrom

atog

raph

y•

Ni c

an b

e co

mpl

etel

y se

para

ted

ElC

%fro

m F

e, C

o, C

u, Z

n, U

, Pu,

etc

.•

Fe c

an b

e se

para

ted

from

Ni,

Cr,

Mn,

Th,

etc

.

Elem

ent

Con

tent

, %

Ni f

ract

ion

Fe fr

actio

n

F3+

000

198

5•

Ni c

anno

t be

effic

ient

ly se

para

ted

from

C

r, Eu

, Sm

, Mn,

V, S

c, T

i, Zr

, Ba,

Th,

Am

. O

f the

m, t

he ra

dioi

soto

pes o

f Eu,

Sm

, Ba,

Zr

, Mn,

Cr a

nd m

atrix

ele

men

ts o

f Cr,

Mn

Fe3+

<0.0

01>9

8.5

Ni2+

>99.

5<0

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Co2+

<001

<01

,,C

ad

ae

ee

soC

,V

in m

etal

and

allo

y se

rious

ly in

terf

er th

e de

term

inat

ion

of N

i-63.

•Fe

cann

ot b

e co

mpl

etel

y se

para

ted

from

Z

CC

PN

ill

h

Co

<0.0

1<0

.1

Ba2+

<7.5

<0.0

01

Eu3+

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.001

Zn, C

o, C

u, P

u, N

p, e

spec

ially

whe

n a

larg

e am

ount

of F

e (>

10 m

g) is

load

ed o

n th

e co

lum

n.

Thus

: a fu

rther

pur

ifica

tion

for b

oth

Ni a

nd

Cs+

>99.

5<0

.001

Sr2+

>99.

5<0

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is n

eede

d.

eich

rom

Nic

kel R

esin

eich

rom

Phy

sica

l Cha

ract

eris

tics

of E

ichr

om’s

Nic

kel

Res

in

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%(w

/w)D

MG

load

ing

•11

% (w

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MG

load

ing

•R

esin

Den

sity

~ 0

.25

g/m

L

•W

orki

ng c

apac

ity ~

3m

g N

i

eich

rom

Ti

lNi

klP

dTy

pica

l Nic

kel P

roce

dure

eich

rom

Dec

onta

min

atio

n Fa

ctor

s -R

WC

U R

esin

S

ampl

ep

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51>3

7,00

0

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5427

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0,00

0

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6011

3,00

0

Nb-

9513

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134

>9,0

00

Cs-

137

58,0

00,

eich

rom

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alt I

ssue

s

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DF

for C

o is

not

ade

quat

e–

Trea

t sam

ple

thro

ugh

1X-8

Ani

on E

xcha

nge

Res

in

ldi

f10

MH

Cl

ThC

flo

adin

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Your

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How

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Vers

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Res

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llb

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indu

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environm

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NP

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alla

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time/

cost

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