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We offer value assignments with reference methods for the following parameters:
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Parameter
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Reference |
Reference method |
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pH
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[1] |
BMS2 (Radiometer) |
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pCO2
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[1] |
Tonometry |
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pO2
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[1] |
Tonometry |
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Na+
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[1] |
FAES (Flame Atomic Emission Spectrophotometry) |
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K+
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[1] |
FAES (Flame Atomic Emission Spectrophotometry) |
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Li+
|
[1] |
FAES (Flame Atomic Emission Spectrophotometry) |
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iCa2+
|
[1] |
iCa2 (Radiometer) |
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tCa
|
[1] |
AAS (Atomic Absorption Spectrophotometry) |
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Cl-
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[1] |
Amperometric titration |
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Glucose
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YSI or GDH |
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HbA1c
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IFCC and DCCT |
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tHb
|
[2,3] |
CNMetHb reference method |
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Hb-derivatives
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[4] |
Spectrophotometry |
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[1] Maas AHJ. IFCC Reference Methods for Measurement of pH, Gases and Electrolytes in Blood: Reference Materials. Eur. J. Clin. Chem. Clin. Biochem. 1991;29:253-261.
[2] Zijlstra WG and van Kampen EJ. Standardization of Hemoglobinometry III. Preparation and use of a stable hemiglobincyanide standard. Clinica Chimica Acta (1962);7:96-99.
[3] International Committee for Standardisation in haematology. Recommen-dations for reference method for haemoglobi-nometry in human blood and specifications for interna-tional hemiglobincyanide reference preparation, J. Clin. Pathol. 1978;31: 139-143.
[4] Maas BHA, Buursma A, Ernst RAJ, Maas AHJ and Zijlstra WG. Lyophilized bovine hemoglobin as a possible reference material for the determination of hemoglobin derivatives in human blood.
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