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Plastic Raman Database

A Raman spectral database of aged plastics

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Author: Ioana

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Colored Degraded Environmental degradation High-density Polyethylene Indoor degradation White

White High-density Polyethylene

February 23, 2026February 23, 2026 Ioana

Sample HDPE-WT-005 Plastic Type High-density Polyethylene (HDPE) Molecular Formula (C2H4)n Color White Common use Shower gel bottle (Nivea) Degradation details Exposure to indoor conditions –

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Blue Colored Degraded Indoor degradation Polypropylene

Blue Polypropylene

February 19, 2026February 19, 2026 Ioana

Sample PP-BL-014 Plastic Type Polypropylene (PP) Molecular Formula (C3H6)n Color Blue Common use Folder for documents Degradation details Exposure to indoor conditions; no exposure to

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Colored Degraded Environmental degradation Indoor degradation Polyvinyl Chloride White

White Polyvinyl Chloride

February 19, 2026 Ioana

Sample PVC-WT-002 Plastic Type Polyvinyl Chloride (PVC) Molecular Formula (C2H3Cl)n Color White Common use Rigid PVC pipe Degradation details Exposure to indoor environmental conditions Time

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Accelerated degradation Colored Degraded High-density Polyethylene Indoor degradation Pink

Pink High-density Polyethylene

February 16, 2026March 13, 2026 Ioana

Sample HDPE-PK-001 Plastic Type High-density Polyethylene (HDPE) Molecular Formula (C2H4)n Color Pink Common use Beverage bottle cap Degradation details Exposure to indoor conditions for 1

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Blue Colored Degraded Environmental degradation Polystyrene

Blue Polystyrene

November 9, 2024February 19, 2026 Ioana

Sample PS-BL-001 Plastic Type Polystyrene (PS) Molecular Formula (C8H8)n Color Blue Common use Container for food Degradation details Terrestrial aged, partly buried in  soil of 

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Blue Colored Degraded Indoor degradation Polypropylene

Blue Polypropylene

June 14, 2024February 19, 2026 Ioana

Sample PP-BL-006 Plastic Type Polypropylene (PP) Molecular Formula (C3H6)n Color Blue Common use Surgical mask/Pandemic mask Degradation details Exposure to indoor conditions for 1 year

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Accelerated degradation Blue Colored Degraded Polypropylene

Blue Polypropylene

November 13, 2023June 14, 2024 Ioana

Sample PP-BL-001 Plastic Type Polypropylene (PP) Molecular Formula (C3H6)n Color Blue Common use Surgical mesh Degradation details The sample was introduced in liquid nitrogen for

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Blue Colored Polypropylene Undegraded

Blue Polypropylene

November 13, 2023February 19, 2026 Ioana

Sample PP-BL-000 Plastic Type Polypropylene (PP) Molecular Formula (C3H6)n Color Blue Common use Surgical mesh Degradation details No degradation Time of degradation – Sample description

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Degraded Indoor degradation Polyvinyl Chloride Translucent

Translucent Polyvinyl Chloride

March 26, 2022February 19, 2026 Ioana

Sample PVC-TL-000 Plastic Type Polyvinyl Chloride (PVC) Molecular Formula (C2H3Cl)n Color Translucent Common use Folder used for documents Degradation details Exposure to indoor degradation Time

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Colored Degraded Indoor degradation Polyvinyl Chloride White

White Polyvinyl Chloride

March 26, 2022February 19, 2026 Ioana

Sample PVC-WT-001 Plastic Type Polyvinyl Chloride (PVC) Molecular Formula (C2H3Cl)n Color White Common use Plastic water hose Degradation details Exposure to indoor degradation Time of

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