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