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Quality Control Tools Factsheet for Blanks

Region 3 fact sheet on blanks, which trace sources of artificially introduced contamination, including a diagram showing how comparison of different blank sample results can be used.

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Quality Control Tools: Blanks (PDF)(2 pp, 42 K)
Region 3 fact sheet on blanks, which trace sources of artificially introduced contamination, including a diagram showing how comparison of different blank sample results can be used.