RBE LAB
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Sodium Method: CF: RR:
Method: Enzymatic photometric test CF: 2.30 = mg/dL RR: 135-145 mmol/L
Potassium Method: Chromogen: Conversion factor: Reference range:
Method: Lockhead & Purcell, colorimetric endpoint Chromogen: Blue Conversion factor: 3.91 = mg/dL Reference range: 3.5-5.1 mmol/L (serum)
Chloride Method Chromogen Conversion factor Reference range:
Method: Schoenfeld & Lewellen Chromogen: yellow-colored complex Conversion factor: 1 (one) Reference range: 95-105 mmol/L
Calcium Method Chromogen Conversion factor Reference range
Method: Photometric test using arsenazo III Chromogen: blue-colored complex Conversion factor: 0.2495 Reference range: 8.6 – 10.3 mg/dL
Magnesium Reference method Conversion factor: Reference range:
Reference method: Photometric test using Xylidyl blue Conversion factor: 0.4114 Reference range: Serum/Plasma: 1.8-2.6mg/dL
Major extracellular anion
Chloride
Most abundant cation in the body (90% bound to skeleton)
Calcium
4th most abundant cation in the body
Magnesium
Amylase/AMS Method Wavelength Conversion factor Reference range:
Method: Enzymatic photometric test Wavelength: 410/694 nm Conversion factor: 0.0167 (uL to uKat) Reference range: - Serum/plasma: <100 U/L or 1.67 ukat/L
Lipase Method Wavelength Conversion factor Reference range
Method: Enzymatic color test Wavelength: 571/805 nm Conversion factor: 0.0167 (uL to uKat) Reference range: ≤ 60 U/L or ≤ 1.00 μkat/L
GGT Method Wavelength Conversion Reference range:
• Method: Szasz/Persijn - Wavelength: 405 nm • Reference range: • Men: <49 U/L • Women: <32 U/L Conversion: 0.0167
ALT/GPT Method Wavelength Wavelength Conversion
• Method: Optimized UV-test according to IFCC (photometric) • Wavelength: 340/410nm • Reference range: 34-45 U/L • Conversion: 0.0167 (ALT/AST/ALP)
AST/SGOT Method Wavelength Reference range Conversion
• Method: Optimized UV-test according to IFCC (photometric) • Wavelength: 340/410nm • Reference range: 31-35 U/L • Conversion: 0.0167 (ALT/AST/ALP)
ALP/AP Method Reference range Conversion
Method: Kinetic photometric test - Reference range: - Men: 40-129 U/L - Women: 35-129 U/L - Conversion: 0.0167 (same ALT/AST/ALP) to ukat
Phosphate/Phosphate Method: RR: CF:
Method: Fiske-Subbarow Method RR:,2.5-4.5 mg/dL CF: 0.324 mmol