ISO 27668-1:2009 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WITHDRAWN
ISO 27668-1:2009
95.99
Withdrawal of Standard
Oct 13, 2016
WITHDRAWN
ISO 27668-1:2016
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