Gamma Irradiation for Rubber Stoppers: Controlling Microbial Load While Protecting Material Integrity

Pharmaceutical rubber stoppers must meet stringent microbial and material quality requirements, yet achieving effective microbial load reduction without compromising stopper integrity can be challenging. This case study explores how gamma irradiation helped a rubber stopper manufacturer achieve controlled microbial reduction while maintaining critical material properties—supporting consistent quality, regulatory compliance, and reliable supply to the pharmaceutical industry.

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