The ISO 78861 is names as Sterile hypodermic syringes for single use. Part 1: Syringes for manual use. This standard specifies test methods for various aspects of syringes, including aspects related to the plunger stopper. Annex B indicates the testing of air leakage past the syringe plunger stopper during aspiration and the testing for the separation of the plunger stopper from the plunger.

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