Sample ID
Unique identifier matching field label, manifest, and laboratory submission to avoid misassociation of results.
A properly completed Legal COC of PFAS Form preserves sample integrity, reduces evidentiary challenge, and documents regulatory compliance across collection, transport, and laboratory analysis. Accurate COC records support defensible lab results for enforcement, permitting, insurance, and litigation.
Individuals and organizations involved in PFAS sampling and testing commonly complete this form to document chain of custody and legal consent for analysis.
Completing the form accurately links each handling event to a person, date/time, and condition note so results remain defensible across regulatory and contractual reviews.
Unique identifier matching field label, manifest, and laboratory submission to avoid misassociation of results.
Date/time, GPS or site description, depth/interval, sampler name, and sampling method code (e.g., EPA method reference).
Container type, lot number, preservative used, and storage temperature at collection and transfer.
Sequential entries for each transfer with names, organization, date/time, and condition notes (e.g., intact, broken seal).
Lab receipt date/time, logged sample ID, analyst initials, and condition at receipt.
Legal statements on sampling authority, consent, confidentiality, and signer attestations of accuracy.
| Field Capture | Mobile form with required fields and photo attachment capability |
|---|---|
| Unique IDs | Auto-generate sample ID and QR/barcode for label printing |
| Transfer Logging | Sequential custody entries with signer authentication and timestamps |
| Lab Intake | Automated email to lab with sample manifest and attachment |
| Audit Trail | Immutable log of every form change, signature, and download |
Select a platform that provides authenticated signatures, tamper-evident documents, and an audit trail for each custody event before using e-signatures on legal COCs.
Ensure the chosen solution can export tamper-evident signed PDFs and that each party retains a certified copy for the applicable retention period.
Follow laboratory method hold-times; refer to EPA method guidance for PFAS-specific limits
Ship same day or within method-specified period to meet holding times
Typical analytical turnaround ranges from 7 to 21 business days depending on method and backlog
Final report issued following QC checks; rapid-report options may be available at extra cost
Retention begins at sample collection or laboratory receipt, whichever is earlier
Label creation, kit assembly, and assignment of unique identifiers.
Document site conditions, sampler, date/time, and preservation steps.
Record each transfer with signer, timestamp, and condition note.
Lab logs intake, documents condition, and attaches chain-of-custody closure.
| signNow | DocuSign | Adobe Sign | PandaDoc | HelloSign | |
|---|---|---|---|---|---|
| Starting Price | $8/user/mo | $15/user/mo | $14/user/mo | $19/user/mo | $15/user/mo |
| Free Trial | 7-day free trial | Trial available | Trial available | Trial available | Trial available |
| Bulk Send | Yes (premium tier) | Yes | Yes | Yes | Limited |
| Audit Trail | Yes | Yes | Yes | Yes | Yes |
| HIPAA Compliant | Yes (BAA) | Yes (BAA) | Yes (BAA) | No | No |
| Envelope Cap | No cap | 100 envelopes/user/year | Plan-dependent | Plan-dependent | Plan-dependent |
A consultant collected groundwater samples using EPA-approved methods and used a digital COC to log transfers
A manufacturer required vendor attestations and COCs for incoming materials