Polystyrene (MW ~40,000)

Polystyrene (PS) is a synthetic aromatic polymer made from styrene monomers. It is known for its lightweight nature, optical clarity, and excellent chemical resistance. Polystyrene can exist in both rigid and foamed forms, making it a versatile material across various industries.
Softening point 125° Applications: Packaging & Insulation: Used in food containers, protective packaging, and insulation materials. Laboratory Ware: Forms petri dishes, culture plates, and pipettes due to its chemical inertness. Consumer Products: Found in disposable cutlery, CD cases, and household items.