In certain medical applications, the contents of blood collection tubes or vials may require additives such as anticoagulants, preservatives, or clot activators. These additives help preserve the sample’s quality or prevent it from reacting in ways that would alter test results. The medical rubber stopper plays a crucial role in maintaining the integrity of these additives by...

The primary function of the rubber stopper for blood collection tube is to provide an airtight seal for blood samples. Blood samples are highly sensitive to environmental factors such as air, temperature, and contamination, all of which can degrade the sample and compromise the accuracy of laboratory tests. The rubber stopper for blood collection tube effectively seals the tube, preventing...

Given their critical role, pharmaceutical rubber stoppers must comply with rigorous international standards and regulations. Organizations such as the United States Pharmacopeia (USP), European Pharmacopoeia (EP), and the International Organization for Standardization (ISO) set guidelines for material composition, extractables limits, and biocompatibility. Compliance ensures that rubber...