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In August 2025, Polystyrene prices for both General Purpose Polystyrene (GPPS) and High Impact Polystyrene (HIPS) averaged about 3.2% lower than in July 2025. This decline was the result of an adjustment that took place at the end of July. Throughout August, weekly Polystyrene prices remained unchanged, indicating a period of stability after the earlier drop.
Key Highlights
Diving Deep into ChemAnalyst’s Quantitative Analysis
ChemAnalyst’s quantitative review confirms that both GPPS and HIPS grades of Polystyrene fell by about x.xx in August?xxxx compared with July xxxx. As shown in the accompanying weekly Polystyrene price graph, prices for both grades stayed the same in all four weeks of August, following the late July...
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