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BS EN ISO 8442-5:2004
Materials and articles in contact with foodstuffs. Cutlery and holloware. Specification for sharpness and edge retention test of cutlery (British Standard)
This European Standard specifies the sharpness and edge retention of knives which are produced for professional and domestic use in the preparation of food of all kinds, specifically thoses knives intended for hand use. Powered blade instruments of any kind are excluded. Generally these types of knives are manufactured with blades of either plain edge design or with edges incorporating particular features to enhance or to optimize aspects of cutting ability.
British Standards Institution [bsi]