ISO 22254  Dentistry — Manual Toothbrushes — Resistance of Tufted Portion to Deflection

ISO 22254  specifies a test method for determining the resistance of the tufted portion of manual toothbrushes to deflection.

This International Standard is applicable to toothbrushes having a conventional flat trim design and may not be applicable to toothbrushes with other designs.

*** Before conducting this ISO standard , it is important to read the entire specification. Standards can be obtained from appropriate standard authorities.