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TEST METHOD VALIDATION Randall J. Troutman CPP Senior ...

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Conducting a Test Method Evaluation<br />

• Overall evaluation should consider;<br />

– Sufficient sample sizes<br />

– Variation in dye mixture methods<br />

– Variation in sourced ingredients<br />

– Variation in exposure times<br />

• 5 seconds vs. 20 seconds<br />

– Variation in the actual procedure / process<br />

– Variation in voids detected

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