BIO.06.01officeUnion-wide competence
Purpose and competence
Contamination ledgers evidence and source custody is maintained for Contamination ledgers. Its scope follows the office’s mandate: Maintain attributable contamination observations and interventions across mission histories.
A cleaned instrument's earlier exposure disappears during reassignment
Record specification
Custodian and access
Contamination ledgers assessment lead → · Public records access procedureSource catalogue for Contamination ledgers
- Source 1
- source observations
- Source 2
- equipment lineage
- Source 3
- corrective acts
- Receiving purpose
- Contamination history ledger

