Abstract
In this paper, the performance requirements, test methods and safety instructions of ISO 8442-9 standard have been studied, and the principles for determining the ISO 8442-9 standard technical requirements have been analyzed, according to the test results of different specifications of ceramic knives from 22 production enterprises in 6 countries, and incorporating the opinions and suggestions from 6 countries including production enterprises, technology experts, consumers, international trade, etc.
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