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25043 Fluoride, Urine (60687)

Fluoride, Urine (60687)
Test Code: FLUORSO
Synonyms/Keywords
Hydrofluoric Acid; Hydrogen Fluoride
Test Components
Creatinine mg/dL, Fluoride mg/l, Fluoride mg/g creat
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Random Urine​

Metal free or acid washed containers

Metal free transfer tube

 ​ 10 mL​ ​ ​
Collection Processing Instructions
10 mL aliquot of a random urine collected in a metal free or acid washed collection container. Specimen should be collected prior to or end of employee's shift for occupational monitoring.​
Specimen Stability Information
Specimen Type Temperature Time
​Random urine ​ Ambient temperature is acceptable for shipping and/or short-term storage ​ 3 days​
Specimen may also be refrigerated or frozen for longer storage.​
Rejection Criteria
Random urine collected in non-metal collection container Not acceptable
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Medtox Laboratories​ Performed as received​ 5 days​
Ion Selective Electrode (ISE); Spectrophotometry (SPEC)​
Reference Lab
Medtox Laboratories
Test Information
 Specimen should be collected prior to or end of employee's shift for occupational monitoring.​
Reference Range Information
Performing Location Reference Range
Medtox Laboratories​
Creatinine: >50 mg/dL
Fluoride: (unexposed population) 0.2 - 1.1 mg/l  BEI
Interpretation
Normal (unexposed population): 0.2 - 1.1 mg/l BEI (Biological Exposure Index): 3.0 mg/g creatinine (prior to shift) 10.0 mg/g creatinine (end of shift).
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​82570 ​ ​1 ​Creatinine ​
​82735 ​ 1​ ​Fluoride ​
Synonyms/Keywords
Hydrofluoric Acid; Hydrogen Fluoride
Test Components
Creatinine mg/dL, Fluoride mg/l, Fluoride mg/g creat
Ordering Applications
Ordering Application Description
​Centricity ​Fluoride, Urine (60687)
​Cerner ​Fluoride, Urine
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Random Urine​

Metal free or acid washed containers

Metal free transfer tube

 ​ 10 mL​ ​ ​
Collection Processing
10 mL aliquot of a random urine collected in a metal free or acid washed collection container. Specimen should be collected prior to or end of employee's shift for occupational monitoring.​
Specimen Stability Information
Specimen Type Temperature Time
​Random urine ​ Ambient temperature is acceptable for shipping and/or short-term storage ​ 3 days​
Specimen may also be refrigerated or frozen for longer storage.​
Rejection Criteria
Random urine collected in non-metal collection container Not acceptable
Test Components
Creatinine mg/dL, Fluoride mg/l, Fluoride mg/g creat
Reference Range Information
Performing Location Reference Range
Medtox Laboratories​
Creatinine: >50 mg/dL
Fluoride: (unexposed population) 0.2 - 1.1 mg/l  BEI
Interpretation
Normal (unexposed population): 0.2 - 1.1 mg/l BEI (Biological Exposure Index): 3.0 mg/g creatinine (prior to shift) 10.0 mg/g creatinine (end of shift).
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Medtox Laboratories​ Performed as received​ 5 days​
Ion Selective Electrode (ISE); Spectrophotometry (SPEC)​
Reference Lab
Medtox Laboratories
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​82570 ​ ​1 ​Creatinine ​
​82735 ​ 1​ ​Fluoride ​
For most current information refer to the Marshfield Laboratory online reference manual.