ISO 16409:2016

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ISO 16409:2016 is an international standard that specifies the requirements and testing methods for manual interdental brushes with a round cross-section brush head. It outlines performance criteria, instructions for use, and labeling requirements for these specific types of oral care products. The standard does not apply to powered interdental brushes, manual toothbrushes, dental floss, or interdental cleaners without filaments.