Certification

At Huang Guan Special Printery, food safety is more than a standard—it is our core commitment. From raw material sourcing and production control to environmental hygiene, finished-product inspection, and shipment management, we maintain strict quality procedures across every stage. Our food-grade paper containers have been tested by SGS for food-contact safety, evaluated for PFAS risk with results showing “Not Detected,” and tested with reference to U.S. FDA 21 CFR 176.170. Covering paper + PE coating and kraft paper + PE coating products, these reports reflect our commitment to safe, reliable, and internationally trusted food packaging solutions.

U.S. Food and Drug Administration (FDA) Federal Regulations

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U.S. Food and Drug Administration (FDA) Federal Regulations

Huang Guan food-grade paper containers were tested by SGS with reference to U.S. FDA 21 CFR 176.170. The food-contact side passed extractives residue testing, supporting safer and more reliable food packaging applications.

SGS for PFAS risk

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SGS for PFAS risk

Huang Guan food-grade paper containers were evaluated by SGS for PFAS risk, covering 670 per- and polyfluoroalkyl substances. The result was Not Detected, supporting safer and more responsible food packaging solutions.

SGS kraft paper + PE coating

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SGS kraft paper + PE coating

Huang Guan kraft paper containers with PE coating were tested by SGS for fluorescent brightening agents, heavy metals, evaporation residue, phthalates, and heat tolerance, supporting safe food packaging use.

SGS paper + PE coating

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SGS paper + PE coating

Huang Guan paper containers with PE coating were tested by SGS for fluorescent brightening agents, heavy metals, evaporation residue, phthalates, and heat tolerance, supporting safe food packaging applications.