Test ID FFRM Formic Acid, Urine
Method Name
Colorimetry (C)
Gas Chromatography (GC)
Refractometer (REF), if appropriate
Reporting Name
Formic Acid, USpecimen Type
UrineSend 3 mL from a random urine collection is plastic preservative free container. Send specimen refrigerated.
Specimen Minimum Volume
1.4 mL
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Urine | Refrigerated (preferred) | 14 days |
Frozen | 60 days | |
Ambient | 5 days |
Reference Values
Reporting limit determined each analysis
Creatinine (mg/L)
U.S. Population (10th – 90th percentiles, median)
All participants:
335 - 2370 mg/L, median: 1180 (n=22,245)
Males:
495 - 2540 mg/L, median: 1370 (n=10,610)
Females:
273 - 2170 mg/L, median 994 (n=11,635)
Formic Acid (mcg/mL)
Synonym(s): Formate
Normal 95% population range: 5 - 36 mcg/mL urine.
Formic Acid (Creatinine Corrected) (mg/g Creat)
Synonym(s): Formate
Specific Gravity Confirmation
Physiologic range: 1.010 - 1.030
Day(s) Performed
Varies, Monday through Saturday
Report Available
3 daysPerforming Laboratory
NMS LabsCPT Code Information
82570 – Creatinine; other source
83921 – Formic acid; quantitative
81002 – Specific gravity; non-automated, without microscopy (if appropriate)