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About Biomonitoring California
Overview of the Program
Scientific Guidance Panel
Overview of our advisory group
Frequently Asked Questions
Who is being tested, when results will be available & other topics
Biomonitoring Guide
Measuring chemicals in Californians - an introduction
Biomonitoring California Laboratories
Measuring chemicals in blood and urine
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Chemicals currently measured in Biomonitoring California projects
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Searchable index for chemical information
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How Biomonitoring California chooses chemicals to measure
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Learn where chemicals are found and ways to reduce exposure
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Read about the entire pool from which we can select chemicals to biomonitor
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Review our list of priority chemicals
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Biomonitoring California’s results database
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Chemicals
3-Methylhippuric acid + 4-methylhippuric acid (3-MHA + 4-MHA)
3-Methylhippuric acid + 4-methylhippuric acid (3-MHA + 4-MHA)
CAS Number:
27115-49-7, 27115-50-0
Indicates Exposure to
m-Xylene
p-Xylene
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