Browse all Quality Control articles on the HUACANG Packaging blog.
AQL sampling for spout pouches gives packaging buyers a measurable way to accept or reject a production lot. This guide explains how to classify spout pouch defects, choose AQL levels, and apply ANSI/ASQ Z1.4 or ISO 2859-1 sampling plans.
Read MoreA pre-shipment inspection checklist for spout pouches verifies that finished pouches conform to approved samples and specifications before export. This guide covers document review, visual and dimensional checks, spout/cap fitment, seal and leak testing, functional testing, packaging verification, and AQL sampling.
Read MoreSpout pouch quality control is the systematic verification that finished pouches meet material, dimensional, seal, and functional specifications. This guide explains key defects, AQL sampling, seal integrity testing, and documentation for packaging buyers.
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