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Step 1.5 Using Comparison Values

bullet ATSDR Values

ATSDR's comparison values are based on


Chemical-specific toxicologic information derived from human and animal studies.


The conservative assumption that a person will come in contact with the chemical every day throughout the exposure period.

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A list of comparison values commonly used in public health assessments.

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Example of a comparison value calculation.

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spacer Last updated: February 20, 2008
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