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Wiederfindung der Schwermetallgehalte in
Referenzmaterialien nach MWE-Aufschluß |
|
|
Ergebnis
und |
Wiederfindung und |
Zertifizierter Wert und |
|
|
Standardabweichung |
Standardabweichung |
Standardabweichung |
|
|
[µg/g] |
|
[%] |
|
[µg/g] |
|
|
Zink |
(Abbildung 58) |
|
|
probenid |
Ergebnis |
zn_stdabw |
zn_wdf |
zn_wsd |
Sollwert |
zn_s_zert |
zn_n |
|
10 µg/l |
11,184 |
0,721 |
111,838 |
7,206 |
10 |
|
4 |
|
1568 |
15,945 |
1,239 |
82,191 |
6,387 |
19,4 |
0,5 |
4 |
|
20 µg/l |
20,304 |
1,326 |
101,52 |
6,632 |
20 |
|
13 |
|
281 |
27,35 |
3,488 |
86,824 |
11,074 |
31,5 |
1,4 |
8 |
|
8505 |
32,834 |
2,153 |
84,841 |
5,562 |
38,7 |
3,9 |
4 |
|
1573 |
62,143 |
2,576 |
100,231 |
4,155 |
62 |
6 |
8 |
|
1577 |
124,165 |
13,185 |
100,948 |
10,72 |
123 |
8 |
10 |
|
200 µg/l* |
202,18 |
15,395 |
101,09 |
7,697 |
200 |
|
12 |
|
1566 |
793,777 |
52,97 |
95,636 |
6,382 |
830 |
|
6 |
|
|
|
Cadmium |
(Abbildung 59) |
|
|
probenid |
Ergebnis |
cd_stdabw |
cd_wdf |
cd_wsd |
Sollwert |
cd_s_zert |
cd_n |
|
1568 |
0,022 |
0,003 |
99,091 |
15,048 |
0,022 |
0,002 |
5 |
|
8505 |
0,03 |
0,008 |
93,229 |
24,7 |
0,032 |
0,005 |
6 |
|
281 |
0,094 |
0,019 |
78,03 |
16,238 |
0,12 |
0,003 |
11 |
|
1577 |
0,434 |
0,049 |
98,682 |
11,033 |
0,44 |
0,06 |
10 |
|
1 µg/l* |
0,972 |
0,078 |
97,22 |
7,809 |
1 |
|
5 |
|
1573 |
2,786 |
0,299 |
92,855 |
9,969 |
3 |
|
14 |
|
1566 |
3,728 |
0,381 |
89,836 |
9,189 |
4,15 |
|
10 |
|
10 µg/l* |
9,869 |
1,548 |
98,688 |
15,485 |
10 |
|
17 |
|
10 µg/l |
10,94 |
0,576 |
109,401 |
5,761 |
10 |
|
11 |
|
100 µg/l* |
105,416 |
9,289 |
105,416 |
9,289 |
100 |
|
12 |
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|
Blei |
(Abbildung 60) |
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|
probenid |
Ergebnis |
pb_stdabw |
pb_wdf |
pb_wsd |
Sollwert |
pb_s_zert |
pb_n |
|
1568 |
0,014 |
0,002 |
142 |
22,271 |
0,01 |
|
5 |
|
1577 |
0,116 |
0,017 |
85,609 |
12,663 |
0,135 |
0,015 |
7 |
|
1566 |
0,375 |
0,029 |
101,078 |
7,925 |
0,371 |
|
10 |
|
1 µg/l* |
0,988 |
0,07 |
98,84 |
6,972 |
1 |
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5 |
|
8505 |
1,083 |
0,115 |
102,161 |
10,815 |
1,06 |
0,1 |
11 |
|
281 |
2,266 |
0,267 |
95,221 |
11,224 |
2,38 |
0,11 |
11 |
|
1573 |
6,693 |
0,783 |
106,24 |
12,432 |
6,3 |
0,3 |
14 |
|
10 µg/l* |
10,378 |
1,298 |
103,783 |
12,977 |
10 |
|
16 |
|
10 µg/l |
10,697 |
0,88 |
106,975 |
8,804 |
10 |
|
11 |
|
100 µg/l* |
105,044 |
11,098 |
105,044 |
11,098 |
100 |
|
12 |
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Wiederfindung
der Schwermetallgehalte in Referenzmaterialien nach MWE-Aufschluß |
|
|
Ergebnis
und |
Wiederfindung und |
Zertifizierter Wert und |
|
|
Standardabweichung |
Standardabweichung |
Standardabweichung |
|
|
[µg/g] |
|
[%] |
|
[µg/g] |
|
|
Kupfer |
(Abbildung 61) |
|
|
probenid |
Ergebnis |
cu_stdabw |
cu_wdf |
cu_wsd |
Sollwert |
cu_s_zert |
cu_n |
|
2 µg/l* |
2,066 |
0,211 |
103,317 |
10,552 |
2 |
|
3 |
|
1568 |
2,382 |
0,267 |
99,238 |
11,106 |
2,4 |
0,3 |
10 |
|
281 |
10,051 |
0,897 |
104,157 |
9,291 |
9,65 |
0,38 |
16 |
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10 µg/l |
10,508 |
1,958 |
105,085 |
19,576 |
10 |
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11 |
|
1573 |
10,83 |
1,251 |
98,451 |
11,374 |
11 |
1 |
17 |
|
8505 |
15,655 |
0,548 |
96,637 |
3,382 |
16,2 |
1,9 |
5 |
|
20 µg/l |
20,123 |
2,117 |
100,613 |
10,586 |
20 |
|
15 |
|
1566 |
67,408 |
1,687 |
101,671 |
2,544 |
66,3 |
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7 |
|
1577 |
147,064 |
18,609 |
93,079 |
11,778 |
158 |
7 |
14 |
|
200 µg/l* |
183,207 |
16,473 |
91,604 |
8,237 |
200 |
|
10 |
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Nickel |
(Abbildung 62) |
|
|
probenid |
Ergebnis |
ni_stdabw |
ni_wdf |
ni_wsd |
Sollwert |
ni_s_zert |
ni_n |
|
1568 |
0,13 |
0,003 |
81,25 |
1,875 |
0,16 |
|
4 |
|
1 µg/l |
0,983 |
0,02 |
98,3 |
2 |
1 |
|
4 |
|
1566 |
1,23 |
0,611 |
54,667 |
27,168 |
2,25 |
|
3 |
|
281 |
3,025 |
0,152 |
100,837 |
5,068 |
3 |
0,17 |
10 |
|
8505 |
7,928 |
0,948 |
104,18 |
12,46 |
7,61 |
0,48 |
9 |
|
10 µg/l |
11,066 |
1,175 |
110,656 |
11,753 |
10 |
|
18 |
|
100 µg/l |
111,419 |
6,241 |
111,419 |
6,241 |
100 |
|
11 |
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Cobalt |
(Abbildung 63) |
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|
probenid |
Ergebnis |
co_stdabw |
co_wdf |
co_wsd |
Sollwert |
co_s_zert |
co_n |
|
1568 |
0,023 |
0,004 |
125 |
19,837 |
0,018 |
|
4 |
|
281 |
0,127 |
0,015 |
108,462 |
12,529 |
0,117 |
|
10 |
|
8505 |
0,214 |
0,013 |
107 |
6,434 |
0,2 |
|
10 |
|
1577 |
0,196 |
0,041 |
93,333 |
19,35 |
0,21 |
|
10 |
|
1566 |
0,525 |
0,019 |
92,047 |
3,274 |
0,57 |
|
3 |
|
1 µg/l |
1,107 |
0,071 |
110,65 |
7,05 |
1 |
|
4 |
|
10 µg/l |
11,414 |
0,952 |
114,143 |
9,522 |
10 |
|
18 |
|
100 µg/l |
122,517 |
8,831 |
122,517 |
8,831 |
100 |
|
10 |
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Mittelwert
der Standardabweichung Wiederfindung Zn,Cd, Pb, Cu |
10,7193 |
|
Std |
|
4,911 |
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Mittelwert
der Wiederfindung Zn,Cd, Pb, Cu |
96,9973 |
|
|
7,07033 |
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