Cannabis Lab Sample Intake and Chain of Custody Checklist
This cannabis lab sample intake and chain of custody checklist ensures compliance with state cannabis testing laboratory sample submission requirements, METRC lab sample package creation procedures, chain of custody documentation standards, and state-required testing panel selection. Errors in sample intake and chain of custody can invalidate test results and require expensive retesting.
- Industry: Cannabis
- Frequency: Per Batch
- Estimated Time: 20-30 minutes
- Role: Compliance Manager / Quality Coordinator
- Total Items: 30
- Compliance: State Cannabis Testing Sample Submission Requirements, METRC Lab Sample Package Creation Requirements, ISO/IEC 17025 Chain of Custody Requirements, State Cannabis Required Testing Panel by Product Type, State Cannabis Sample Retention Requirements
Testing Lab Verification
Confirm lab credentials.
- Testing lab currently on state-approved cannabis lab list?
- Lab holds current ISO/IEC 17025 accreditation for cannabis methods?
- Lab license number verified and not expired?
- Confirmed lab offers all required test panels for this product type?
- Expected turnaround time confirmed and within business requirements?
METRC Sample Package Creation
State tracking compliance.
- Lab sample package tag created in METRC before sample removed from batch?
- Sample weight entered in METRC matches physical sample weight?
- METRC sample package linked to correct parent batch?
- State transfer manifest created for lab sample transport?
- METRC package tag physically attached to sample container?
Sample Collection
Physical sample preparation.
- State-required sampling protocol followed for this product type?
- Sample size meets state minimum requirements for all test panels ordered?
- Sample collected in a representative manner from across the batch?
- Sample placed in clean, appropriate container (glass, food-safe plastic)?
- Sample container labeled with batch ID, product type, and submission date?
Test Panel Selection
Required testing confirmation.
- Potency/cannabinoid panel ordered?
- Microbial testing panel ordered (TYMC, Aspergillus, E. coli, Salmonella)?
- Pesticide residue panel ordered?
- Heavy metals panel ordered?
- Residual solvent panel ordered for solvent-based extracts?
Chain of Custody
COC documentation.
- Chain of custody form completed with all required information?
- COC signed by submitter before sample leaves facility?
- Sample stored at appropriate temperature before and during transport?
- Lab receipt of sample confirmed with tracking number or receipt?
- Copy of COC form retained with batch records at facility?
Sample Intake Records
Documentation.
- Lab submission log updated with batch ID, lab name, and submission date?
- Expected COA return date noted and follow-up scheduled?
- Batch placed on administrative hold in METRC pending test results?
- COA filed with batch records immediately upon receipt from lab?
- Lab Sample Notes
Related Quality Control Checklists
- Cannabis Product Microbial and Potency Sample Preparation Checklist
- Laboratory Sample Receipt Chain Of Custody Checklist
- Laboratory Specimen Handling Biosafety Checklist
- Laboratory Equipment Maintenance Log Checklist
- Cannabis Microbial Safety Testing and Remediation Compliance Checklist
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- Supplier Quality Management (IATF) Checklist
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Why Use This Cannabis Lab Sample Intake and Chain of Custody Checklist?
This cannabis lab sample intake and chain of custody checklist helps cannabis teams maintain compliance and operational excellence. Designed for compliance manager / quality coordinator professionals, this checklist covers 30 critical inspection points across 6 sections. Recommended frequency: per batch.
Ensures compliance with State Cannabis Testing Sample Submission Requirements, METRC Lab Sample Package Creation Requirements, ISO/IEC 17025 Chain of Custody Requirements, State Cannabis Required Testing Panel by Product Type, State Cannabis Sample Retention Requirements. Regulatory-aligned for audit readiness and inspection documentation.
Frequently Asked Questions
What does the Cannabis Lab Sample Intake and Chain of Custody Checklist cover?
This checklist covers 30 inspection items across 6 sections: Testing Lab Verification, METRC Sample Package Creation, Sample Collection, Test Panel Selection, Chain of Custody, Sample Intake Records. It is designed for cannabis operations and compliance.
How often should this checklist be completed?
This checklist should be completed per batch. Each completion takes approximately 20-30 minutes.
Who should use this Cannabis Lab Sample Intake and Chain of Custody Checklist?
This checklist is designed for Compliance Manager / Quality Coordinator professionals in the cannabis industry. It can be used for self-assessments, team audits, and regulatory compliance documentation.
Can I download this checklist as a PDF?
Yes, this checklist is available as a free PDF download. You can also use it digitally in the POPProbe mobile app for real-time data capture, photo documentation, and automatic reporting.