Material Analysis
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PETG product hygienic performance substandard
Fenómeno del problema
In the migration testing of PETG food contact products, certain substances exceed the standard.
Análisis de la causa
The raw material is not food-grade specification and contains restricted additives or monomer residues; high processing temperature produces new migrants.
Solución
Use FDA/EU certified PETG grades; strictly control processing temperature; prohibit recycled material of unknown origin.
Conclusión clave
PETG food contact safety needs to be guaranteed from raw material certification and process control.
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