SERUM/PLASMA
Sodium            140     mmol/L ( 135-145  )
Potassium         4.2     mmol/L ( 3.5-5.5  )
Chloride          104     mmol/L ( 95-110   )
HCO3               28     mmol/L ( 22-30    )
Creatinine         91     umol/L ( 64-104   )
 (Creatinine)    0.091    mmol/L ( 0.05-0.11)
Urea              6.8     mmol/L ( 2.5-8.3  )
 eGFR             72             ( SEE-BELOW)