Skip to content

Complete Blood Count (CBC): Understanding This Common Blood Test and What Your Results Mean

Published: August 9, 2026Updated: August 10, 2026

This test measures acetophenone levels in air samples to evaluate environmental exposure.

Quick summary

{"Acetophenone is an industrial chemical found in some workplaces","This test measures airborne acetophenone concentration","It helps assess occupational exposure and safety","Samples are collected from the air rather than blood","Results help ensure workplace safety standards are met"}

Medically reviewed by WellAlly Editorial TeamLast reviewed August 10, 2026Editorial policy

Key facts at a glance

LOINC
38659-9
Short code
ACE Air
Synonyms
Acetophenone Air-mCnc
Category
chemistry
Sample
serum
Container
Red top serum separator tube (SST) or plain red top tube
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
≥ 18 years
Method
Gas Chromatography-Mass Spectrometry (GC-MS) or Headspace Gas Chromatography
CPT
84600
SNOMED
415550004
Specimen volume
5-10 mL of venous blood
Stability
Serum: 24 hours at room temperature, 7 days at 2-8°C, 30 days at -20°C
Hemolysis max
50
Lipemia max
100
Icterus max
20
TAT
72–168 hours
Order
routine

A complete blood count (CBC) is a routine laboratory test that measures the cells circulating in your blood, including red blood cells, white blood cells, and platelets. It gives your healthcare provider a broad picture of your overall health and helps screen for, diagnose, and monitor a wide range of conditions such as anemia, infections, and blood disorders.

The Airborne Acetophenone test measures the concentration of acetophenone (also known as phenyl methyl ketone) in air samples. Acetophenone is a colorless liquid with a sweet odor, used in manufacturing, as a flavoring agent, and in some industrial processes. This environmental test is typically performed in occupational settings to monitor air quality and worker exposure levels.

The test is performed by drawing a small sample of blood from a vein, usually on the inside of your elbow or the back of your hand. A trained healthcare professional cleans the area, inserts a thin needle, and collects the sample into a tube, which takes only a few minutes. You may feel a brief pinch or sting, and a small bandage is applied afterward. The sample is then sent to a laboratory for analysis.

Air samples are collected using specialized sampling equipment such as pumps and sorbent tubes. These samples are then analyzed in a laboratory using techniques like gas chromatography-mass spectrometry (GC-MS) to determine the concentration of acetophenone in the air. The results are typically reported as mass per volume (e.g., mg/m³ or ppm).

This test is important because it provides essential information about your body that cannot be seen from the outside. It can reveal signs of anemia, infection, inflammation, clotting problems, and certain blood cancers, often before symptoms appear. It also helps your doctor track how well treatments are working and decide whether further testing or care is needed.

Monitoring acetophenone levels in the air is important for occupational health and safety. Workers in industries that use or produce acetophenone may be exposed to airborne concentrations that could affect their health. Regular testing helps ensure that exposure levels remain within safe limits established by occupational health authorities.

Reference range

No established reference range for serum acetophenone; detection indicates exposureN/A

Specimen: serum

No specific preparation required. Inform laboratory of occupational or environmental exposure history. Avoid consumption of foods containing acetophenone (e.g., certain cheeses, breads) for 24 hours prior to collection if possible.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

This test is primarily used for occupational environmental monitoring rather than clinical diagnosis. Elevated airborne acetophenone levels may indicate inadequate ventilation or safety measures in the workplace. Long-term exposure to high concentrations may potentially cause respiratory irritation, drowsiness, or other health effects. Regular monitoring helps employers maintain safe working conditions and comply with occupational safety regulations.

Frequently asked questions

Who needs this test?
This test is primarily conducted in occupational settings such as chemical manufacturing plants, flavor and fragrance production facilities, and other industries where acetophenone is used or produced. It is part of workplace safety monitoring programs.
Is this a blood test?
No, despite the reference to 'serum' in some records, this test analyzes air samples, not blood samples. It measures acetophenone concentration in the workplace air to assess environmental exposure.
What are safe exposure levels?
Occupational safety organizations have established recommended exposure limits. The National Institute for Occupational Safety and Health (NIOSH) recommends a REL of 10 ppm (approximately 49 mg/m³) for acetophenone. Employers must ensure worker exposure stays below these limits.
What happens if levels are too high?
If airborne acetophenone levels exceed safety limits, workplace safety officers will implement corrective measures such as improving ventilation, providing respiratory protection, or modifying work processes to reduce exposure.
  1. 1
  2. 2

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 10, 2026. · Read our editorial policy