Published
ISO 27668-1:2017 establishes minimum quality requirements for gel ink ball pens (refillable and non-refillable) and refills for general use.
Additional requirements for gel ink ball pens for documentary use are given in ISO 27668‑2.
WITHDRAWN
SSH ISO 27668-1:2016
PUBLISHED
SSH ISO 27668-1:2017
60.60
Standard published
Mar 24, 2020