Case Story · Excel sheet validation

Excel spreadsheet validation: sample management and temperature loggers

Two Excel spreadsheet programmes in regulated laboratory areas: sample management with audit trail and central SQL storage plus automated import from around 100 temperature loggers. Both validated under 21 CFR Part 11 with standardised documentation and significantly reduced manual effort.

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Starting point

Excel-based processes for inventory control, inbound and outbound storage ran in different laboratory areas without unified validation documentation. Temperature logger data from around 100 devices was imported manually.

For QA and data integrity, audit trail, central data storage and reproducible evaluations were missing. The client needed validated ESS solutions with direct integration into validation dossiers.

Approach

cube one validated two ESS programmes in parallel: sample management and logger import with automated statistics and parameterised UI.

ESS sample management

  • ESS validation in laboratory areas (inventory control, inbound/outbound).
  • Implemented audit trail and AD user management.
  • Migrated storage from local to central SQL Server infrastructure with integrity checks.

ESS temperature loggers

  • Developed and validated ESS for automated data import from around 100 temperature loggers.
  • Automatic generation of statistical evaluations and charts.
  • Parameterised UI for flexible acceptance criteria and period selection.

Method: Excel sheet validation under 21 CFR Part 11.

Result

Validation documentation

  • Standardisation of validation documentation for validated Excel systems.
  • Significant reduction in documentation effort.
  • Direct integration into validation dossiers.

Compliance and scale

  • 100% regulatory compliance with FDA 21 CFR Part 11.
  • Increased data security through external data storage.
  • Scalability for multiple laboratory areas and staff; error sources eliminated through automation.

Related: LabWare LIMS rollout.

Excel in GxP needs ESS, not trust

We validate Excel spreadsheets for sample management and logger import under 21 CFR Part 11, including audit trail and SQL connectivity.

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