NF S91-401:1990
Dentistry. Stiffness of the tuftec area of tooth-brushes.

Standard No.

NF S91-401:1990

Release Date

1990

Published By

Association Francaise de Normalisation

Status

Be replaced 2006-05

Replace By

NF S91-409:2006

NF S91-410:2006

NF S91-409*NF EN ISO 22254:2006

Latest

NF S91-409:2006

NF S91-410:2012

NF S91-410*NF EN ISO 20126:2022

NF S91-409*NF EN ISO 22254:2006

NF S91-401:1990 history

• 0000 NF S91-409:2006
• 1990 NF S91-401:1990 Dentistry. Stiffness of the tuftec area of tooth-brushes.