Suitable Specimen Types
- Plain Spot Urine
20 mL urine
Specimen Transport
First class post
Sample Processing in Laboratory
No special requirements
Turnaround Time
2 weeksSample Stability
4oC
Arsenic (Urine)
General Information
Indications: ? toxicity, occupational exposure
(1). For acute poisoning both blood and urine should be sent. (2) For suspected chronic exposure and for occupational monitoring, urine is the specimen of choice in the first instance. (3) It is important to know, if available, the nature and duration of exposure as a sea food diet can produce considerable quantities of detectable As and all forms of the element are excreted rapidly (48 hours). (4). Analysis is made for total non-dietary arsenic.
Patient Preparation
For occupational monitoring collect specimen at end of working week.
Reference Range
Normal values: < 15 nmol/mmol creatinine
Specifications
- EQA Scheme?: Yes
-
EQA Status:
QUEBEC/TEQAS Schemes