| 10322-6 | Potassium intake 24 hour |
| 107560-5 | Tetrahydroaldosterone-3-glucuronide in 24 hour Urine |
| 11140-1 | Metanephrine in 24 hour Urine |
| 13966-7 | Cystine in 24 hour Urine |
| 14568-0 | 17-Hydroxycorticosteroids in 24 hour Urine |
| 14571-4 | 17-Hydroxyprogesterone in 24 hour Urine |
| 14572-2 | 17-Ketosteroids in 24 hour Urine |
| 14573-0 | 5-Hydroxyindoleacetate in 24 hour Urine |
| 14584-7 | Adenosine monophosphate.cyclic in 24 hour Urine |
| 14587-0 | Aldosterone in 24 hour Urine |
| 14637-3 | Calcium in 24 hour Urine |
| 14643-1 | Catecholamines Free in 24 hour Urine |
| 14650-6 | Citrate in 24 hour Urine |
| 14666-2 | Copper in 24 hour Urine |
| 14676-1 | Cortisol Free in 24 hour Urine |
| 14684-5 | Creatinine in 24 hour Urine |
| 14689-4 | Delta aminolevulinate in 24 hour Urine |
| 14712-4 | EPINEPHrine in 24 hour Urine |
| 14718-1 | Estriol (E3) in 24 hour Urine |
| 14734-8 | Follitropin in 24 hour Urine |
| 14783-5 | Homovanillate in 24 hour Urine |
| 14784-3 | Hydroxyproline Free in 24 hour Urine |
| 14785-0 | Hydroxyproline in 24 hour Urine |
| 14799-1 | Iron in 24 hour Urine |
| 14809-8 | Lead in 24 hour Urine |
| 14833-8 | Metanephrines in 24 hour Urine |
| 14854-4 | Norepinephrine in 24 hour Urine |
| 14862-7 | Oxalate in 24 hour Urine |
| 14881-7 | Phosphate in 24 hour Urine |
| 14882-5 | Porphobilinogen in 24 hour Urine |
| 14885-8 | Pregnanediol in 24 hour Urine |
| 14886-6 | Pregnanetriol in 24 hour Urine |
| 14893-2 | Propranolol in 24 hour Urine |
| 14935-1 | Urate in 24 hour Urine |
| 14939-3 | Urea nitrogen in 24 hour Urine |
| 14947-6 | Vanillylmandelate in 24 hour Urine |
| 14954-2 | Xylose in 5 hour Urine --post dose PO |
| 15003-7 | 11-Hydroxyandrosterone in 24 hour Urine |
| 15004-5 | 11-Hydroxyetiocholanolone in 24 hour Urine |
| 15005-2 | 11-Ketoandrosterone in 24 hour Urine |
| 15006-0 | 11-Ketoetiocholanolone in 24 hour Urine |
| 15028-4 | Androstenedione in 24 hour Urine |
| 15030-0 | Androsterone in 24 hour Urine |
| 15033-4 | Ascorbate in 24 hour Urine |
| 15036-7 | Catecholamines in 24 hour Urine |
| 15040-9 | Coproporphyrin in 24 hour Stool |
| 15041-7 | Coproporphyrin in 24 hour Urine |
| 15047-4 | Creatine in 24 hour Urine |
| 15053-2 | Dehydroepiandrosterone sulfate (DHEA-S) in 24 hour Urine |
| 15055-7 | Deoxypyridinoline in 24 hour Urine |
| 15056-5 | Deoxypyridinoline in 24 hour Urine |
| 15059-9 | DOPamine in 24 hour Urine |
| 15062-3 | Estradiol (E2).unconjugated in 24 hour Urine |
| 15065-6 | Etiocholanolone in 24 hour Urine |
| 15070-6 | Fructose in 24 hour Urine |
| 15071-4 | Galactose in 24 hour Urine |
| 15077-1 | Glucose in 24 hour Urine |
| 15078-9 | Lactate in 24 hour Urine |
| 15083-9 | Normetanephrine in 24 hour Urine |
| 15090-4 | Porphyrins in 24 hour Stool |
| 15095-3 | Testosterone in 24 hour Urine |
| 15096-1 | Uroporphyrin in 24 hour Urine |
| 18368-1 | Magnesium in 2 hour Urine |
| 18369-9 | Magnesium in 4 hour Urine |
| 18372-3 | Potassium in 6 hour Urine |
| 18376-4 | Sodium in 6 hour Urine |
| 18377-2 | Sodium in 12 hour Urine |
| 18477-0 | Lithium in 24 hour Urine |
| 2005-7 | Calcium in 2 hour Urine --12 hours fasting |
| 2079-2 | Chloride in 24 hour Urine |
| 22628-2 | Xylose in 5 hour Urine --post 25 g xylose PO |
| 22629-0 | Xylose in 5 hour Urine --post 5 g xylose PO |
| 22686-0 | Protoporphyrin in 24 hour Urine |
| 22689-4 | Zinc in 24 hour Urine |
| 23892-3 | Magnesium in 24 hour Stool |
| 24448-3 | Carnitine in 24 hour Urine |
| 25301-3 | Alanine in 24 hour Urine |
| 25304-7 | Alpha aminoadipate in 24 hour Urine |
| 25305-4 | Alpha aminobutyrate in 24 hour Urine |
| 25308-8 | Ammonia in 24 hour Urine |
| 25314-6 | Androstenediol in 24 hour Urine |
| 25315-3 | 11-Deoxycortisol in 24 hour Urine |
| 25318-7 | 1-Methylhistidine in 24 hour Urine |
| 25319-5 | 3-Methylhistidine in 24 hour Urine |
| 25320-3 | Anserine in 24 hour Urine |
| 25322-9 | Arginine in 24 hour Urine |
| 25326-0 | Asparagine in 24 hour Urine |
| 25327-8 | Aspartate in 24 hour Urine |
| 25346-8 | Beta alanine in 24 hour Urine |
| 25348-4 | Beta aminoisobutyrate in 24 hour Urine |
| 25358-3 | C peptide in 24 hour Urine |
| 25365-8 | Carnosine in 24 hour Urine |
| 25376-5 | Citrulline in 24 hour Urine |
| 25379-9 | Cobalt in 24 hour Urine |
| 25388-0 | Cystathionine in 24 hour Urine |
| 25391-4 | Dehydroepiandrosterone (DHEA) in 24 hour Urine |
| 25401-1 | Estradiol (E2) in 24 hour Urine |
| 25402-9 | Estrogen in 24 hour Urine |
| 25405-2 | Ethanolamine in 24 hour Urine |
| 25413-6 | Fluoride in 24 hour Urine |