JINLV
Filtration Consumables
Quality

Quality Assurance

ISO 9001 quality management system. 100% integrity testing for membrane products. Dimensional inspection at incoming, in-process, and final stages.

Our Quality Control Process

01

Incoming Material Inspection

All raw materials are inspected against material certifications before entering production. Non-conforming materials are quarantined and returned to supplier.

02

In-Process Inspection

Critical dimensions and construction parameters are inspected at defined production stages. Process parameters are monitored and recorded.

03

Integrity Testing

All membrane cartridges are 100% integrity-tested (bubble point or diffusion method) before packaging. Test results are recorded and shipped with the product.

04

Final Inspection & Documentation

Final dimensional inspection, visual inspection, and documentation review before release. CoA and material certificates are prepared for each batch.

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