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Chlorobenzene in Urine (Mass Concentration)

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of chlorobenzene, a chemical compound, present in your urine. It helps detect exposure to this substance, which can occur from environmental sources or occupational hazards.

Quick summary

["Detects exposure to chlorobenzene, a chemical compound often found in industrial settings or environmental pollutants."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
38343-0
Short code
Chlorobenz Wat-mCnc
Synonyms
Chlorobenz Wat-mCnc
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Might Be Ordered

Your healthcare provider may recommend this test if you have been exposed to chlorobenzene or if symptoms like dizziness, nausea, or respiratory issues suggest potential poisoning. It can also be part of a broader evaluation for occupational or environmental health concerns.

What to Expect Before the Test

No special preparation is typically required. You may be asked to collect a urine sample in a sterile container. Follow any specific instructions your healthcare provider gives you to ensure accurate results.

What the Results Mean

Higher levels of chlorobenzene in urine may indicate recent exposure. Elevated results could prompt further investigation into potential sources of exposure, such as workplace or environmental hazards. Results should always be interpreted by a healthcare professional in the context of your overall health and symptoms.

Common Causes of Exposure

Chlorobenzene can enter the body through inhalation, ingestion, or skin contact. Common sources include industrial chemicals, pesticides, solvents, and certain consumer products. Occupational exposure is a frequent cause, particularly in manufacturing or chemical processing environments.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Urine Chlorobenzene

Frequently asked questions

How long does it take to get the results of this test?
Test results are usually available within a few days to a week, depending on the laboratory’s processing time. Your healthcare provider will contact you once the results are ready.
What are the typical reference ranges for this test?
Reference ranges for chlorobenzene in urine can vary by lab and may not be widely standardized. Your results will be compared to your lab’s specific reference values, and a healthcare professional will discuss what they mean for you.
Can I drink water before giving my urine sample?
Yes, you can drink water before collecting your urine sample unless instructed otherwise by your healthcare provider. Hydration helps ensure an adequate urine sample for testing.
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy