Kidney Function Test lab tests in Ulta Lab Tests Lab Test Test Cost Microalbumin Timed Urine Test $26.95 Creatinine Test - Serum Creatinine Test $14.95 Phosphate (as Phosphorus) Test - Phosphate test $15.95 Creatinine 24 Hour Urine Test $27.95 Ammonia Plasma Test - Ammonia Blood Test $44.95 Albumin Random Urine Test with Creatinine $44.95 BUN Creatinine Ratio Test $17.95 Oxalic Acid 24 Hour Urine Test $89.95 Microalbumin Creatinine Ratio Timed Urine Test $149.95 Microalbumin 24 Hour Urine Test with Creatinine $48.95 Microalbumin 24 Hour Urine Test $26.95 Creatinine Clearance $36.95 Albumin Test - Albumin Blood Test $14.95 Renal Function Panel Test - Renal Function Panel $20.95 StoneRisk Diagnostic Profile - Urine Test for Kidney Stones $476.00 Urea Nitrogen Test (BUN) $17.95 Microalbumin Random Urine Test - Microalbumin Urine Test $26.95 Creatinine Random Urine Test $27.95