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Suitable Specimen Types

  • Plain Spot Urine
20 mL urine

Specimen Transport

First class post

Sample Processing in Laboratory

No special requirements

Turnaround Time

2 weeks

Sample 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