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.
Revises
ISO 27668-1:2016
PUBLISHED
ISO 27668-1:2017
90.60
Close of review
Mar 5, 2023
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