RADIOMETER ABL90 FLEX - Electrolytes

ABL90 FLEX reference manual 7. Performance characteristics
7-21
The following interference results are found for the electrolyte electrodes:
Interference on …....
Substance
Test con-
centration
cK
+
(4 mM
level)
cNa
+
(140 mM
level)
cCa
2+
(1.25 mM
level)
cCl
-
(105 mM
level)
Test
matrix
Lithium (Li
+
)
3.2 mM <0.1 <1 <0.02 N/A Plasma
Potassium (K
+
)
12 mM N/A <1 <0.02 N/A Plasma
3.4 mM
<0.1
1.2
N/A N/A Plasma
2.2 mM N/A
<1
N/A N/A Plasma
1.8 mM N/A
<1
N/A N/A Plasma
Calcium (Ca
2+
)
1.6 mM N/A
<1
N/A N/A Plasma
Sodium (Na
+
)
180 mM N/A N/A
0.029
N/A Plasma
1 mM
<0.1 <1
N/A
1.1
Plasma
Ammonium(NH
4
+
)
107 M <0.1 <1
N/A
<1
Plasma
Magnesium (Mg
2+
)
5 mM N/A <1 <0.02 N/A Aqueous
Zinc (Zn
2+
)
170 M <0.1 <1
0.024
N/A Plasma
Strontium (Sr
2+
)
150 M N/A N/A <0.02 N/A Plasma
N/A N/A
-0.037
mM/pH
N/A
Aqueous/
buffer
pH
6.8 – 8
N/A N/A N/A
<1
Plasma
37.5 mM N/A N/A N/A
76.6
Plasma
18.75 mM N/A N/A N/A
37.6
Plasma
10 mM N/A N/A N/A
19.5
Plasma
5 mM N/A N/A N/A
10.1
Plasma
Bromide (Br
-
)
1 mM N/A N/A N/A
1.8
Plasma
2.99 mM N/A N/A N/A
12.4
Plasma
1.5 mM N/A N/A N/A
5.3
Plasma
1 mM N/A N/A N/A
3.5
Plasma
Iodide (I
-
)
0.75 mM N/A N/A N/A
2.5
Plasma
107 M
N/A N/A N/A
<1
Plasma
Fluoride (F
-
)
1 mM N/A N/A N/A
<1
Plasma
0.375 mM N/A N/A
<0.02
2.1
Plasma
0.5 mM N/A N/A N/A
2.5
Plasma
0.75 mM N/A N/A N/A
3.7
Plasma
Perchlorate
(ClO
4
-
)
1.5 mM N/A N/A N/A
7.3
Plasma
7.5 g/mL
0.27 8.7 0.138
<1
Plasma
10 g/mL
0.39 12.1 0.182
<1
Plasma
15 g/mL
0.60 18.8 0.269
<1
Plasma
Benzalkonium chloride
30 g/mL
1.28 40.4 0.622
<1 Plasma
Electrolytes