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Safety_Series_041_1975 - gnssn - International Atomic Energy ...

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T A B L E X X (con t.)<br />

This publication is no longer valid<br />

Please see http://www.ns-iaea.org/standards/<br />

S u b je c t o f<br />

m ea su rem en ts<br />

M easu red<br />

va r ia b le<br />

S a m p lin g p oin ts for<br />

co m p o s ite sam ples<br />

C ode<br />

N u m b er o f<br />

poin ts<br />

( c o m p o s it e<br />

sa m p les)<br />

M easu rem en t<br />

fre q u e n c y<br />

A n n ual n u m ber<br />

o f sa m p les<br />

(m easu rem en ts)<br />

M easu rem en t p roced u re<br />

Beta a c tiv it y<br />

40 K a c tiv it y<br />

B im on th ly<br />

A p r il-O c to b e r<br />

4<br />

(8 )<br />

S a m p lin g fro m 1 -2 m 2 o f pasture<br />

s o il su rfa ce ; dry ashing; m ea su rem<br />

e n t o f the b e ta a c tiv it y w ith an<br />

Grass G a m m a sp ectru m As for pasture so il<br />

5<br />

( 1 )<br />

E very 14 days<br />

14<br />

(1 4 )<br />

p h o to m e tr ic d eterm in a tion o f the<br />

p ota ssiu m c o n c e n tra tio n ; c h e m ic a l<br />

sep a ra tion o f ra d iostron tiu m an d<br />

lo w -b a c k g r o u n d m ea su rem en t;<br />

M ilk<br />

9®Sr a c tiv it y<br />

Beta a c tiv it y ;<br />

40 K a c tiv it y<br />

G a m m a sp ectru m<br />

1311 a c tiv it y<br />

A s for pasture so il<br />

Ju lich dairy<br />

6<br />

(2 )<br />

6<br />

(2 )<br />

6<br />

1<br />

A n n u a lly<br />

(1 )<br />

M on th ly<br />

24<br />

c o m p o s ite sa m p les<br />

(4 8 )<br />

15<br />

(1 5 )<br />

E very 14 days<br />

A p r il-O c to b e r 90<br />

(9 0 )<br />

g a m m a -s p e c tr o m e tr ic m ea su rem en t<br />

o f th e dry su bstan ce in th e bea k er<br />

w ith a G e(L i) d e tector<br />

E v a p ora tion and dry ashing;<br />

m ea su rem en t o f th e b eta a c tiv it y<br />

w ith an e n d -w in d o w cou n te r ;<br />

fla m e p h o to m e tr ic d e te r m in a tio n o f<br />

th e p ota ssiu m c o n c e n tra tio n ; r a d io ­<br />

c h e m ic a l sep aration o f io d in e or<br />

stron tiu m an d a n t i -c o in c i d e n c e<br />

APPENDIX IV<br />

m ea su rem en t; g a m m a -s p e c tr o m e tr ic<br />

90 Sr a c tiv it y<br />

6<br />

(2 )<br />

A n n u a lly<br />

2<br />

(2 )<br />

m e a su rem en t o f th e liq u id m ilk in<br />

th e b ea k er w ith a G e ( U ) d e te c to r<br />

D ry ashin g or o x id a tiv e w e t ashing;<br />

B eta a c tiv it y ;<br />

m ea su rem en t o f th e b e ta a c tiv it y<br />

40 K a c tiv it y<br />

w ith an en d -w in d ow c o u n te r ; f la m e -<br />

F ie ld crops<br />

As for arab le so il 6 A t harvest tim e<br />

6 -1 2<br />

(1 8 -3 6 )<br />

p h o to m e tr ic d e te r m in a tio n o f the<br />

potasssiu m c o n c e n tra tio n ; g a m m a -<br />

G a m m a sp ectru m<br />

s p e c t r o m e tr ic m ea su rem en t o f the<br />

dry su bstan ce in th e b ea k er w ith a<br />

G e (L i) d e te c to r<br />

co<br />

CO

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