RADIOMETER ABL800 FLEX - Page 130

5. Performance characteristics ABL800 FLEX Reference Manual
Interference tests, Continued
Electrolytes
(continued)
Interference on…
Substance Test Conc. cK
+
(4 mmol/L
level)
cNa
+
(150 mmol/L
level)
cCa
2+
(1.25 mmol/L
level)
cCl
−
(110 mmol/L
level)
Ascorbic
acid
1.0
mmol/L
0
pH ≤ 7.2
7.2 0 0 0.01
−1
pH ≥ 7.6
7.6 0 0
−0.01
1
Sulphide will give erroneously high cCl
−
results.
Metabolites
The following interference results are found for the metabolite electrodes:
Interference on …
Substance Test Conc.
(mmol/L)
cGlucose
(4.0 mmol/L level)
cLactate
(1.5 mmol/L level)
Acetoacetic acid 2
<⎜0.1⎜ <⎜0.1⎜
Acetylsalicylic acid 3
<⎜0.1⎜ <⎜0.1⎜
Ascorbic acid 2
<⎜0.1⎜ <⎜0.1⎜
Bilirubin (conjugated) 0.46
<⎜0.1⎜ <⎜0.1⎜
Bilirubin (unconjugated) 0.34
<⎜0.1⎜ <⎜0.1⎜
Chlorpromazine HCl 0.2
<⎜0.1⎜ <⎜0.1⎜
Citrate 50
−0.37
0.19
Creatinine 3
<⎜0.1⎜ <⎜0.1⎜
D-glucose 67
<⎜0.1⎜
Dopamine HCl 1.0
<⎜0.1⎜ <⎜0.1⎜
EDTA 3
<⎜0.1⎜ <⎜0.1⎜
Ethanol 79
<⎜0.1⎜ <⎜0.1⎜
Fluoride 50
−0.36 <⎜0.1⎜
Galactose 3.3 up to 1.88*
Glucosamine 2 up to 1.06*
Continued on next page
5-48