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Operations and Procedures:
Sample Handling
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Proper Chain-of-Custody (COC), continued

A laboratory can use its own COC form, or one modeled after the example provided in Appendix G of the WLA-RP. At a minimum, the following fields should be included on the COC:
  • Project/Site Information
  • Sample Information
  • Shipping Information
  • Sample Receipt Information

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Appendix G

The fields are also listed in Appendix H of the WLA-RP. Additionally, COC training is available from the WLA-RP Training Center.

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Appendix H

Chain of Custody

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