Needle Penetration Test Method for Rubber Stoppers
Needle Penetration Test Method for Rubber Stoppers Needle penetration test method assesses the penetrability of rubber stoppers, ensuring they can be pierced by needles within the suitable force. 1. Understanding Rubber Stopper Penetrability According to ISO 8871-5, penetrability denotes the force required for penetrating an elastomeric closure. The standard delineates the testing process as follows: …
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