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Piston-operated volumetric apparatus - Terminology, general requirements and user recommendations Ingestion-build-177197 Addition of “If the soap1 Scope This part of ISO 8655 specifies the general requirements for piston operated volumetric apparatus. It is applicable to piston pipettes, piston burettes, dilutors and dispensers. It furthermore defines terms for the use of piston operated volumetric apparatus and gives user recommendations. ISO 8655 is not applicable to medical products intended for use on human beings, e. g. for medical syringes. NOTE For metrological requirements, maximum