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Serum or Plasma Chlorobenzene Concentration (Mass Concentration)

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

This test measures the amount of chlorobenzene, a chemical compound, in your blood. Chlorobenzene can be found in certain industrial products and may be present in some environmental exposures.

Quick summary

["Understanding your chlorobenzene level helps assess potential exposure risks and overall health effects."]

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

Key facts at a glance

LOINC
9505-9
Short code
Chlorobenz SerPl-mCnc
Synonyms
Chlorobenz SerPl-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 Is Done

Your healthcare provider may order this test if you have been exposed to chlorobenzene through work, environmental sources, or other means. It may also be part of a broader evaluation for symptoms like dizziness, nausea, or unusual fatigue that could be linked to chemical exposure.

What to Expect Before the Test

No special preparation is typically needed. You may have a blood sample drawn from a vein in your arm, similar to other routine blood tests. If you’re taking medications or have recent medical conditions, let your provider know beforehand.

What the Results Mean

Results are compared to a reference range, though exact values can vary by lab. High levels may indicate recent exposure, while lower levels suggest minimal or no exposure. Your provider will interpret results in the context of your overall health and symptoms.

Possible Symptoms and Health Effects

Exposure to chlorobenzene can cause short-term effects like headaches, dizziness, or nausea. Long-term or high exposure may lead to more serious health concerns, though these are rare. Your provider will discuss findings with you based on your specific situation.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Chlorobenzene Level

Frequently asked questions

What does my chlorobenzene level tell me about my health?
A measured level helps determine if you’ve been exposed to chlorobenzene and whether further monitoring or interventions are needed. Your provider will use this alongside other tests and your medical history to guide next steps.
How often should I get this test?
The frequency depends on your exposure history and symptoms. If you work in an industry with chlorobenzene risks, your provider may recommend regular monitoring. Otherwise, this test is usually done only if needed for diagnosis or evaluation.
Can I change my diet or lifestyle before the test?
No dietary or lifestyle changes are typically required. Avoiding alcohol or certain medications may be advised if your provider has specific instructions, but this is rare for this test alone.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

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