ISO 8627:1987
International Standard
Historical
·
Approved on
24 September 1987
Dentistry — Stiffness of the tufted area of tooth-brushes
ISO 8627:1987 Files
English
4 Pages
Historical
29.89 BHD
ISO 8627:1987 Scope
Specification of a test method and grading scheme for the stiffness of the tufted area of conventional manual tooth-brushes, together with the relevant information concerning definitions and those concerning testing machines. The original number of classifications of five categories has been reduced to three ones, i.e. soft, medium and hard. Eight definitions of important terms are given.
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