PlasticResin code #6

PS — EPR Packaging Material Guide

Polystyrene is a rigid plastic used in trays, lids, jars, and specialty packaging; expanded polystyrene is tracked separately.

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What is PS?

Polystyrene is a rigid plastic used in trays, lids, jars, and specialty packaging; expanded polystyrene is tracked separately.

Common uses

Rigid traysLidsJarsCosmetic packaging
EPR Classification

Report rigid PS separately from EPS foam where programs distinguish the two.

Recyclability: Polystyrene recyclability is limited in many programs and may carry higher EPR fees.

Recycled content: PCR PS is uncommon in many consumer packaging formats.

Common Packaging Formats

FormatTypical weightCommon products
Tray4-20gFood and consumer goods
Jar8-30gBeauty products
How to Document PS
  • Ask suppliers for resin type, resin identification code, component weight, PCR percentage, and additives.
  • Request separate weights for closures, pumps, liners, labels, and decorations.
  • Do not report all plastics as one category; resin-specific classification is usually required.
Often Confused With
EPSPPOther Plastic

Use supplier source text and evidence files to avoid material misclassification. When the material is uncertain, flag it for review rather than guessing.

Which States Require Reporting?

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Related Resources

PET material guide

Compare PS with another plastic material category.

HDPE material guide

Compare PS with another plastic material category.

Packaging Weight Estimator

Estimate component weights by material and packaging type.