# Skills tagged "Chain of Custody"

2 skills with this tag.

URL: https://rakenne.app/skill-tags/chain-of-custody/index.md

- [Fairtrade CoC Author](https://rakenne.app/skills/fairtrade-coc-author/index.md) — Guided elaboration of Fairtrade supply chain and Chain of Custody (CoC) documentation — product scope, trader license scope, CoC procedures, and mass balance or physical separation evidence.
- [ISO 17025 Sampling & Test Item Handling](https://rakenne.app/skills/iso17025-sampling-handling/index.md) — Build and validate sampling plans (Clause 7.3) and test/calibration item handling procedures (Clause 7.4) per ISO/IEC 17025:2017. Covers sampling methodology with statistical basis, sample receipt and …

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