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Laboratory & Quality Services
P. Stuyvesantweg 1
8937 AC LEEUWARDEN
Postbus 226
8901 MA LEEUWARDEN
Pagina
2
van
8
Linearity:
Table 1. Measurement of standard solutions to determine linearity for Ca, Cu, Fe, Mg, Mn, Na, P and Zn
using six calibration standards.
Analyte
Conc.
mg/kg
a
Recovery,
%
b
RSD,
%
c
Analyte
Conc.
mg/kg
a
Recovery,
%
b
RSD,
%
c
Analyte
Conc.
mg/kg
a
Recovery,
%
b
RSD,
%
c
Ca
50
100.6
0.4
K
6
102.1
2.2
Na
2
101.8
1.8
100
100.8
0.3
30
102.7
1.8
10
101.5
1.1
200
100.7
0.3
150
101.2
1.2
50
100.8
0.8
500
98.3
0.9
300
99.1
1.1
100
98.7
1.2
750
99.9
0.4
750
100.7
2.0
250
99.6
0.8
975
100.4
0.3
975
99.6
1.6
325
101.1
1.4
Cu
0.02
96.7
0.8
Mg
10
100.9
1.3
P
5
101.4
0.8
0.1
101.3
1.0
20
100.8
0.9
25
101.3
1.6
0.5
100.9
0.6
40
100.4
0.3
125
100.0
1.4
1
97.9
1.3
100
98.4
0.4
250
97.8
1.4
2
99.7
0.4
150
100.0
0.6
500
100.5
1.0
2.6
100.8
1.0
195
100.3
0.3
650
101.8
1.2
Fe
0.5
101.8
2.4
Mn
0.02
101.0
0.9
Zn
0.1
101.1
1.7
2.5
101.8
1.5
0.1
100.8
0.8
0.5
101.9
1.1
12.5
101.6
1.6
0.5
100.7
0.6
2.5
101.6
0.8
25
98.2
1.8
1
97.5
1.4
5
98.1
1.3
50
100.6
1.7
2
99.9
0.4
10
100.7
1.3
65
101.2
1.8
2.6
100.8
0.5
13
100.9
0.6
a
Expected concentration
b
Overall average for 3 independent days
c
Precision for 3 separate independent days
MTE-03-SLV
FOR ERP USE ONLY
DO NOT DISTRIBUTE