Urine Tests Requiring no Preservatives


Test name is listed with preferred specimen (timed or random collection)


Amino Acids, random N-Methylhistamine, 24 hr
Aminolevulinic Acid, Quantitative, 24 hr N-Telopeptide, Cross-Linked, 24 hr
Amylase, random Neuroblastoma Screen, random
BK Virus DNA, Quantitative, by Rapid PCR, random Organic Acids, random
Calcium, 24 hr preferred; random, if necessary Orotic Acid, random or timed
Chloride, 24 hr or random Osmolality, random
Creatinine, 24 hr or random Porphobilinogen, Qualitative, random
Creatinine Clearance, 24 hr Potassium, 24 hr or random
Cystine, Quantitative, random Pregnancy Test, 1st void or random (preferred)
Ethanol, random Protein Electrophoresis, 24 hr or random
Glucose, Quantitative, 24 hr or random Protein, Quantitative, 24 hr or random
Hemosiderin, random Sodium, 24 hr or random
Homocystine, Quantitative, 24 hr or random Urea Nitrogen, 24 hr or random
Immunofixation Electrophoresis, random Uric Acid, 24 hr preferred random, if necessary
Inorganic Phosphorus (Phosphate), random Urinalysis, Routine Screen or with Microscopy
Lysozyme, random Urine Cytology, random
Magnesium, 24 hr preferred random, if necessary Xanthine and Hypoxanthine, 24 hr
Microalbumin, 24 hr or random