SERUM/PLASMA Sodium 141 mmol/L ( 135-145 ) Potassium 4.2 mmol/L ( 3.5-5.5 ) Chloride 111 mmol/L ( 95-110 ) HCO3 23 mmol/L ( 22-30 ) Creatinine 81 umol/L ( 49-90 ) (Creatinine) 0.081 mmol/L ( 0.05-0.09) Urea 6.0 mmol/L ( 2.5-8.3 ) eGFR 68 ( SEE-BELOW) Albumin 34 g/L ( 35-50 ) AP 51 IU/L ( 30-120 ) GGT 31 IU/L ( 10-65 ) ALT 47 IU/L ( <34 ) AST 51 IU/L ( <31 ) Bili Total 6 umol/L ( <19 ) Protein Total 67 g/L ( 65-85 )