Kidney Function Test lab tests in Personalabs Lab Test Test Cost Phosphorus Blood Test - Phosphate test $49.00 Creatinine, 24-Hour Urine Test $49.00 Renal Function Panel - Renal Function Panel $52.00 Albumin (ALB) Blood Test - Albumin Blood Test $49.00 Creatinine Blood Test - Serum Creatinine Test $49.00 Ammonia Blood Test - Ammonia Blood Test $66.00 Blood Urea Nitrogen (BUN) Test $49.00 Microalbumin, Random Urine Test (without Creatinine) - Microalbumin Urine Test $58.00 Microalbumin: Creatinine Ratio, Random Urine Test $65.00