Worldwide Open Proficiency Test: Determination of ... - Nucleus - IAEA
Worldwide Open Proficiency Test: Determination of ... - Nucleus - IAEA
Worldwide Open Proficiency Test: Determination of ... - Nucleus - IAEA
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[Bq/kg]<br />
650<br />
600<br />
550<br />
500<br />
450<br />
400<br />
350<br />
300<br />
250<br />
200<br />
283<br />
14<br />
174 127<br />
275 152<br />
165<br />
25 273<br />
295 267<br />
82<br />
29 190<br />
161<br />
201 232<br />
83 27<br />
1169<br />
251<br />
212<br />
747 300 179<br />
296<br />
299 157<br />
72 32<br />
272<br />
31 261<br />
297<br />
257 208<br />
118 233<br />
220<br />
237 259<br />
289<br />
130 88<br />
217 37<br />
252<br />
255 218<br />
160 274<br />
246<br />
63 123<br />
290<br />
71 95<br />
126 19<br />
99<br />
163 166<br />
159 221<br />
52<br />
58 276<br />
53<br />
191 230<br />
61 6239<br />
43 3100<br />
26 216<br />
288 185<br />
106<br />
24 124<br />
60 22<br />
16<br />
20 56<br />
91<br />
122 265<br />
227 200<br />
18<br />
65 238<br />
181 294<br />
155<br />
176 199<br />
57<br />
10 136<br />
207 39<br />
11<br />
285 133<br />
260<br />
209 92<br />
134 258<br />
236<br />
132 77<br />
112 120<br />
292<br />
293 44<br />
284<br />
131 54<br />
40 46<br />
245<br />
219 23<br />
86<br />
36 101<br />
211 244<br />
5 12 38<br />
171 50<br />
113<br />
114 81<br />
277<br />
33 59<br />
183 254<br />
153<br />
264 279<br />
89 62<br />
51<br />
41 197<br />
125<br />
84 87<br />
79 119<br />
64<br />
210 253<br />
76<br />
45 138<br />
70 85<br />
164<br />
74 30<br />
93 34<br />
109<br />
269<br />
Lab<br />
code<br />
Draft, page 60<br />
Rep.<br />
Value<br />
Performance evaluation <strong>of</strong> Pb-210 measurement results<br />
Rep.<br />
Unc.<br />
<strong>IAEA</strong>-447 Moss-soil reference material<br />
Unc.<br />
[%]<br />
Target Value: 420 ± 20 [Bq/kg]<br />
W<br />
5%<br />
N<br />
23%<br />
Rel.<br />
Bias<br />
A<br />
72%<br />
Pb-210 in moss-soil<br />
Laboratory code<br />
A1 A2 True P Prec Final<br />
Score<br />
1 278 30.05 10.81 -33.81 142.0 93.1 N 11.8 A N<br />
3 400 60.00 15.00 -4.76 20.0 163.2 A 15.7 A A<br />
5 450 71.00 15.78 7.14 30.0 190.3 A 16.5 A A<br />
6 396.7 94.40 23.80 -5.55 23.3 249.0 A 24.3 N W<br />
7 291.3 8.42 2.89 -30.64 128.7 56.0 N 5.6 A N<br />
10 421.26 14.97 3.55 0.30 1.3 64.5 A 5.9 A A<br />
11 423.4 44.70 10.56 0.81 3.4 126.3 A 11.6 A A<br />
12 451 26.00 5.76 7.38 31.0 84.6 A 7.5 A A<br />
14 12.5 1.41 11.28 -97.02 407.5 51.7 N 12.2 A N<br />
16 410 15.00 3.66 -2.38 10.0 64.5 A 6.0 A A<br />
18 413 16.00 3.87 -1.67 7.0 66.1 A 6.1 A A<br />
19 385 16.00 4.16 -8.33 35.0 66.1 A 6.3 A A
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