Is a checklist enough for accreditation?
No. It supports preparation; accreditation scope, validation and laboratory procedures remain decisive.
AquaVerify
Laboratory, sampling and method resources
Practical resources for sampling design, ISO/IEC 17025 evidence, method selection and water microbiology laboratory workflows.
Direct answer
Use this collection when the work starts at sample design, method readiness, chain of custody or laboratory evidence before the report.
- Prepare sample point, matrix, volume and holding-time evidence.
- Connect method selection with controls, batches and reviewer history.
- Use ISO/IEC 17025 and ISO 19458 guides to frame traceability.
How to use this collection
Practical resources for sampling design, ISO/IEC 17025 evidence, method selection and water microbiology laboratory workflows.
- Define sample acceptance criteria.
- Select the method or product route.
- Document review before customer or portal release.
Questions this category answers
Use this collection when the work starts at sample design, method readiness, chain of custody or laboratory evidence before the report.
- How should sampling context be captured?
- What does ISO/IEC 17025 change in the record?
- Which checklist prepares method selection?
Selected resources
Practical resources for sampling design, ISO/IEC 17025 evidence, method selection and water microbiology laboratory workflows.
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Resource
How to choose the right AquaVerify product for microbiological water analysis
A practical guide to decide between ENUMERA, INDICA, ISO/EPA Kits, Lab Essentials and AquaVerify Cloud according to analytical objective, matrix, urgency, traceability level and operational context.
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Resource
ISO/IEC 17025 for water laboratories: chain of custody, CoA and digital traceability
A practical whitepaper for laboratories that need to strengthen sample control, method execution, review, reporting and customer communication without claiming automatic accreditation.
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Resource
ISO 19458 and microbiological water sampling: planning, collection and transport with traceability
A practical guide for laboratories, utilities, facilities, food plants, industry and agriculture teams that need to control sampling points, containers, preservation, transport, chain of custody and digital evidence.
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Resource
AquaColi / ENUMERA Coli100 validation against ISO 9308-2
Technical paper on a chromogenic MPN method for E. coli and total coliforms in 100 mL water samples, with validation evidence against ISO 9308-2 across five water matrices.
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Resource
RD 3/2023 and somatic coliphages: practical guide for water laboratories and operators
A practical resource to translate the Spanish drinking water framework and the European risk-based approach into sampling plans, somatic coliphage monitoring, treatment evidence and traceable reporting.
Downloadable checklists
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Checklist
Product selection checklist
Prepare a product recommendation conversation around matrix, decision type, volume and traceability.
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Checklist
ISO 19458 microbiological sampling checklist
Prepare sampling objectives, points, containers, preservation, transport and chain-of-custody records.
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Checklist
ISO/IEC 17025 laboratory evidence checklist
Review chain of custody, CoA, audit trail, permissions and technical approval flow.
FAQ
Can product selection start before the method is final?
Yes, but it should remain tied to matrix, method, controls and reporting needs.