High resolution mass spectrometry quantifies recycled packaging contaminants through matrix-matched response factors and structural threshold exposure modeling.
Co-extracted polymer matrix components suppress electrospray ionization signals, requiring isotopologue compensation to prevent false migration compliance.
Non-targeted high-resolution mass spectrometry validates recycled polyolefin food contact compliance by identifying unknown migrants below ten ppb safety limits.
Analytical screening of additive degradation products in rigid packaging demands hyphenated mass spectrometry matched against finished container migration testing.
Non-target unknown peaks in recycled polyolefin screening are quantified using uncertainty-adjusted relative response factors and evaluated against a 10 ppb genotoxicity threshold.
Mass spectrometry NIAS risk analysis quantifies unknown contaminants in recovered polypropylene using TTC thresholds to defend food-contact compliance dossiers.
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