| 5S Principle | Checklist Item | Yes | No | Comments |
|---|---|---|---|---|
| 1. Sort (Seiri) |
Are unnecessary items removed from the lab area? | |||
| Is equipment/tools not required for routine work stored away or removed? | ||||
| Are expired chemicals and samples disposed of properly? | ||||
| 2. Set in Order (Seiton) |
Are materials, tools, and equipment stored logically? | |||
| Is labeling of storage locations clear and consistent? | ||||
| Is there easy access to frequently used items? | ||||
| 3. Shine (Seiso) |
Are workbenches and equipment clean and free of debris? | |||
| Are cleaning schedules established and followed? | ||||
| Is there evidence of recent cleaning activities? | ||||
| 4. Standardize (Seiketsu) |
Are standard operating procedures (SOPs) visible and up to date? | |||
| Is labeling, color coding, and signboards consistent? | ||||
| Are 5S practices sustained by staff and regularly reviewed? | ||||
| 5. Sustain (Shitsuke) |
Is there regular review and improvement of 5S practices? | |||
| Have all staff received 5S training? | ||||
| Are positive behaviors and improvements recognized? |