Canton Beauty Labs - Guangzhou OEM ODM Cosmetics Factory
GMPC & ISO 22716 Certified

Cosmetics Quality Control

Rigorous 10-stage quality inspection system ensuring every batch meets international safety, stability, and regulatory standards.

Cosmetics quality control laboratory testing in Guangzhou
Quality Assurance

10-Stage QC Process

01

Raw Material Quarantine & COA Verification

Incoming ingredients are sampled and tested for purity, microbial load, and heavy metals before release into production.

02

Water Purification System Checks

Multi-stage reverse osmosis water is tested daily for conductivity, pH, and microbial limits.

03

In-Process Batch Control

Bulk batches are verified for viscosity, pH, appearance, and specific gravity during compounding.

04

Microbiological Challenge Testing

Preservative efficacy testing ensures product safety across the entire shelf life.

05

Packaging Inspection & Cleanliness

Airless pump bottles, jars, and droppers undergo compatibility and vacuum leak testing.

06

GMPC Cleanroom Filling Control

Automated filling under ISO 22716 cleanroom conditions with weight verification at regular intervals.

07

Finished Product Golden Sample Matching

Every batch is matched against the approved golden sample for color, scent, texture, and performance.

08

3-Month Accelerated Stability Testing

Formulas are tested at 40°C/75% RH to guarantee 24-month unopened shelf life.

09

Batch Retain Sample Storage

Retain samples from every production batch are kept in temperature-controlled storage for 3 years.

10

Export Documentation & COA Release

Final Certificate of Analysis (COA) and MSDS are signed off by QA management prior to container loading.