SERUM/PLASMA
Sodium            140     mmol/L ( 135-145  )
Potassium         4.1     mmol/L ( 3.5-5.5  )
Chloride          104     mmol/L ( 95-110   )
HCO3               29     mmol/L ( 22-30    )
Creatinine         91     umol/L ( 64-104   )
 (Creatinine)    0.091    mmol/L ( 0.05-0.11)
Urea              5.4     mmol/L ( 2.5-8.3  )
 eGFR             78             ( SEE-BELOW)
Osmolality        295     mosm/kg( 280-300  )